Mizuna seed buying and growing guide

Choose the Right Mizuna Seeds

Mizuna is a fast-growing Japanese leafy brassica cultivated for its finely serrated leaves, crisp stems and mild mustard flavour. It may be harvested as tender baby leaf, grown into a mature loose rosette or picked repeatedly as a cut-and-come-again vegetable.

Seedmart supplies mizuna seeds for home gardeners, market gardeners and commercial leafy vegetable growers throughout Australia. Choose traditional green mizuna for reliable everyday production, purple mizuna for stronger colour contrast or specialty finely divided mustard greens for mixed-leaf crops.

The best mizuna seed will depend on the leaf colour, flavour, harvest stage, production system and market presentation you require.

Why Grow Mizuna?

Fast-Growing Leaves

Mizuna establishes quickly and can provide tender baby leaves within several weeks under suitable conditions.

Cut-and-Come-Again

Outer leaves can be harvested repeatedly while the central growing point remains intact.

Fine Leaf Texture

Deeply cut foliage adds volume, movement and texture to salads, mesclun mixes and market displays.

Suitable for Containers

Grow mizuna in pots, troughs, raised planters and compact urban gardens.

Fresh or Cooked

Use the leaves raw in salads or lightly cook them in stir-fries, soups, noodles and hot pots.

Packet and Bulk Seed

Choose smaller packs for household growing or larger quantities for repeated and commercial production.

Mizuna Seeds for Different Growing Goals

Mizuna can be grown for baby leaf, mature plants, repeated picking, mixed salads or specialty colour.

Growing Goal Recommended Type Why Choose It?
Reliable green mizuna Traditional Green Mizuna Produces finely serrated green leaves with a mild mustard flavour and broad culinary use.
Colour contrast Purple Mizuna Adds burgundy, purple or red tones to salads, mixed leaves and fresh-market displays.
Baby leaf production Green or Purple Mizuna Young foliage can be harvested early for tender texture and rapid crop turnover.
Cut-and-come-again harvests Traditional Green Mizuna Outer leaves can be picked progressively while the central crown continues producing growth.
Mesclun and salad mixes Green Mizuna, Purple Mizuna and Lime Streaks Finely divided foliage adds texture, colour and a mild peppery character to mixed leaves.
Containers and small gardens Any mizuna type Compact rosettes grow well in adequately sized pots and raised planters.
Asian cooking Green Mizuna Mature leaves and stems can be added to soups, noodles, stir-fries and hot pots.
Commercial leafy-green production Variety selected for customer demand Suitable for baby leaf, bunching, loose-leaf sales and restaurant supply.

Choose Mizuna by Leaf Colour and Use

Classic Green

Green Mizuna

Traditional green mizuna develops narrow, deeply serrated leaves with pale crisp stems. It is suitable for salads, cooking and repeated harvests.

Purple

Purple Mizuna

Purple mizuna provides stronger colour contrast in baby leaf mixes, specialty salads and fresh-market displays.

Finely Cut

Lime Streaks Mustard

Finely divided green mustard foliage provides delicate texture and a fresh mustard character for mixed-leaf production.

Baby Leaf

Young Mizuna Leaves

Baby leaves are tender, mild and suitable for salads, sandwiches, wraps and mesclun mixes.

Mature Leaf

Full Mizuna Rosettes

Mature plants produce greater leaf volume and a more noticeable mustard flavour for cooking.

Repeat Harvest

Cut-and-Come-Again Mizuna

Established plants can provide several harvests when leaves are cut above the central growing point.

What Is Mizuna?

Mizuna is a Japanese leafy brassica grown for its narrow, deeply serrated foliage and crisp pale stems. It forms a loose rosette rather than a firm cabbage head.

The plant is closely related to other Asian brassica vegetables and is sometimes described as Japanese mustard greens, Japanese greens or spider mustard. The word mizuna is the commonly used English market name as well as its Japanese name.

Mizuna is cultivated at several harvest stages:

Microgreens

Very young shoots harvested shortly after germination once the seed leaves have opened.

Baby Leaf

Tender developed leaves harvested before the plant forms a mature rosette.

Mature Leaves

Larger serrated leaves and crisp stems picked from established plants.

Whole Rosettes

Complete plants harvested once they reach the preferred market or household size.

Mizuna is not a heading cabbage or lettuce. It forms an open rosette of divided leaves that can be harvested individually or cut as a whole plant.

Is Mizuna a Lettuce, Mustard or Cabbage?

Mizuna is not a true lettuce. Lettuce belongs to the genus Lactuca, while mizuna is a brassica related to mustard, turnip, pak choi and other Asian greens.

It is often called mizuna lettuce because it is commonly eaten raw and sold in salad mixes. This is a culinary description rather than a botanical classification.

Vegetable General Plant Group Difference from Mizuna
Mizuna Asian leafy brassica Produces deeply serrated leaves with a mild mustard flavour.
Lettuce Lactuca leafy vegetable Generally milder and does not belong to the brassica family.
Rocket Peppery brassica-family salad green Usually has a sharper, nuttier and more peppery flavour.
Mustard Greens Leafy brassicas Many mustard varieties develop broader leaves and stronger heat.
Pak Choi Asian leafy brassica Produces broader leaves and thicker upright stems.
Cabbage Heading brassica Usually forms a dense central head rather than a loose rosette.

Is Mizuna the Same as Rocket?

No. Mizuna and rocket are different leafy vegetables, although both may be used in salads and can provide a peppery flavour.

Mizuna Rocket
Mild mustard flavour with fresh, crisp stems. Generally stronger, nuttier and more peppery.
Produces fine, deeply serrated leaves in an open rosette. Produces lobed leaves with a different shape and texture.
Suitable for raw salads and a broad range of cooked dishes. Most commonly used raw, lightly wilted or added after cooking.
Can provide substantial repeated harvests from mature plants. Can also regrow, but commonly bolts rapidly during warm weather.
Often associated with Japanese and other Asian cuisines. Commonly associated with Mediterranean and European dishes.

What Does Mizuna Taste Like?

Mizuna has a fresh, mild mustard flavour with light peppery notes. It is generally less hot than many traditional mustard greens and less strongly peppery than mature rocket.

Its taste changes according to leaf age and growing conditions.

Baby Leaf

Mild and Tender

Young leaves have a gentle mustard flavour suited to salads and mixed greens.

Mature Leaf

More Pronounced

Larger leaves develop stronger brassica flavour and firmer stems.

Cool Weather

Fresh and Balanced

Steady cool-season growth generally produces tender leaves with moderate flavour.

Heat Stress

Stronger and Peppery

Hot weather, drought and plant maturity can intensify flavour and reduce tenderness.

Raw

Crisp and Fresh

Uncooked leaves provide delicate texture and a light mustard character.

Cooked

Mild and Soft

Brief cooking softens the leaves and reduces some of the sharper flavour.

How to Grow Mizuna in Australia

Mizuna is a cool-season leafy vegetable that grows quickly in fertile, free-draining soil with consistent moisture. It performs in full sun during mild weather and can tolerate partial shade.

Choose a Mild Season

Plan the crop so most leaf production occurs before prolonged hot weather.

Prepare Fertile Soil

Loose soil containing suitable organic matter supports rapid leaf growth and repeated harvesting.

Maintain Moisture

Steady watering helps produce crisp stems and tender leaves.

Harvest Regularly

Frequent picking encourages continued growth and reduces the amount of over-mature foliage.

Fast, uninterrupted growth produces the best leaf quality. Heat, drought, crowding and nutrient stress can result in tougher leaves, stronger flavour and premature flowering.

When to Plant Mizuna in Australia

Mizuna generally performs best through autumn, winter and spring. Cool-climate growers may also sow through suitable summer periods, while tropical growers should concentrate on the coolest months.

Climate Zone General Sowing Period Growing Notes
Cool August to April Sow from late winter through autumn, with summer production possible where moisture and mild temperatures are maintained.
Temperate February to November Autumn and spring are particularly reliable, with winter production possible in many districts.
Subtropical March to September Grow through the cooler and less humid part of the year.
Tropical April to July Plant during the coolest dry-season period and provide reliable irrigation.
Arid March to May and August to October Avoid extreme heat and protect young plants from drying winds.

These sowing periods are general guides. Local frost, elevation, rainfall, seasonal heat and irrigation availability should also be considered.

When to Plant Mizuna in Australian States and Cities

Local planting periods should be adjusted according to heat, frost and the length of the mild growing season.

Location General Planting Guide Key Considerations
Brisbane and South East Queensland March to September Grow from autumn through early spring before prolonged heat and humidity return.
Sydney and coastal New South Wales February to November Autumn and spring are reliable, with winter planting possible in mild coastal areas.
Inland New South Wales March to May and August to October Avoid severe summer heat and protect seedlings during heavy frost.
Melbourne and Victoria February to November Cool conditions support tender leaves and extended harvest periods.
Adelaide and South Australia March to October Provide reliable moisture during dry autumn and spring weather.
Perth and south-west Western Australia March to October Autumn through spring generally provides favourable leafy-green conditions.
Tasmania August to April Use the extended cool season while accounting for slower growth during severe winter conditions.
Darwin and tropical northern Australia April to July Grow during the coolest part of the dry season with consistent watering.

How to Grow Mizuna from Seed

Mizuna can be direct-sown into beds and containers or raised in seedling trays before transplanting. Direct sowing is efficient for baby leaf production, while trays allow greater control over mature plant spacing.

  1. Choose the intended harvest stage.
    Decide whether the crop will be grown for microgreens, baby leaves, mature rosettes or repeated outer-leaf harvests.
  2. Prepare the soil or growing medium.
    Use a fertile, free-draining medium that remains evenly moist.
  3. Sow the seeds shallowly.
    Plant approximately 3–5 mm deep and cover lightly.
  4. Water gently.
    Moisten the surface without washing the small seeds out of position.
  5. Maintain even moisture.
    Do not allow the seedbed to dry completely during germination.
  6. Thin or transplant seedlings.
    Adjust spacing according to whether baby leaves or mature plants are required.
  7. Protect young foliage.
    Monitor for slugs, snails, caterpillars, flea beetles and other leafy-brassica pests.
  8. Harvest at the preferred stage.
    Cut baby leaves young or remove mature outer foliage while protecting the central crown.
Use successive sowings for continuous production. Smaller plantings made every two to four weeks can provide more consistent leaf size and harvest timing.

How Deep Should Mizuna Seeds Be Planted?

Plant mizuna seeds approximately 3–5 mm deep. Cover the seed lightly with fine soil or seed-raising mix.

Direct Sowing

Sow into a finely prepared, weed-free bed or container.

  • Sow approximately 3–5 mm deep
  • Cover lightly with fine soil
  • Water using a gentle spray
  • Thin seedlings according to harvest stage

Seedling Trays

Use a clean and free-draining seed-raising medium.

  • Sow shallowly in cells or rows
  • Maintain even moisture
  • Provide bright light after emergence
  • Transplant before seedlings become root-bound

How Long Do Mizuna Seeds Take to Germinate?

Mizuna seeds commonly germinate within approximately 4–8 days under suitable conditions. Emergence may take longer in cold, dry or waterlogged soil.

Temperature

Cool to mild temperatures generally support reliable germination and compact growth.

Moisture

Keep the seedbed consistently moist without leaving it saturated.

Sowing Depth

Shallow planting allows the small seedlings to reach the surface readily.

Light After Emergence

Provide bright light as soon as seedlings appear to prevent stretched growth.

Can Mizuna Seedlings Be Transplanted?

Yes. Mizuna seedlings transplant readily when moved while young and before they become severely root-bound.

Harden seedlings gradually before planting outdoors. Transplant during mild conditions and water them immediately.

For mature plants, space seedlings according to their expected rosette size. For baby leaf production, direct sowing is usually more efficient than individual transplanting.

How Far Apart Should Mizuna Be Planted?

Spacing depends on whether the crop will be harvested as baby leaf, small whole plants or mature rosettes.

Harvest Goal Approximate Plant Spacing General Result
Microgreens Dense tray sowing Very young shoots harvested above the growing medium.
Baby leaf Approximately 2–5 cm or broadcast rows High plant population for tender young-leaf cutting.
Small whole plants Approximately 10–15 cm Compact plants for early harvest and fresh bunches.
Mature rosettes Approximately 20–30 cm Provides room for full leaf development and repeated harvesting.
Row spacing Approximately 25–40 cm Allows access for weeding, watering and leaf picking.
Planting density changes the finished crop. Close spacing produces smaller baby leaves, while wider spacing encourages larger rosettes and greater leaf size.

How Long Does Mizuna Take to Grow?

Mizuna is a relatively fast-growing leafy vegetable. Baby leaves can commonly be harvested within approximately 20–30 days, while mature plants may require around 35–55 days.

Harvest Stage Typical Period General Characteristics
Microgreens Approximately 7–12 days Young shoots harvested shortly after the seed leaves open.
Baby leaves Approximately 20–30 days Tender, mild foliage for salads and mesclun mixes.
Small whole plants Approximately 30–40 days Compact rosettes suitable for bunches and fresh vegetable sales.
Mature rosettes Approximately 35–55 days Larger leaves and stems for repeated harvests or cooking.
Repeated leaf harvests Continues while plants remain vegetative Outer leaves regrow when the crown remains healthy and seasonal conditions remain suitable.

Growing time varies with temperature, light, soil fertility, water, plant spacing and preferred harvest size.

Is Mizuna Cut-and-Come-Again?

Yes. Mizuna is well suited to cut-and-come-again production.

Remove individual outer leaves or cut the plant several centimetres above the crown. Leave the central growing point and enough healthy foliage to support regrowth.

Repeated harvest performance depends on:

  • Leaving the crown undamaged
  • Maintaining consistent soil moisture
  • Providing balanced fertility
  • Harvesting before severe heat or flowering
  • Controlling caterpillars and other foliage pests
  • Avoiding the removal of all leaf tissue
Harvest cleanly rather than tearing the crown. Damage to the central growing point can stop or substantially reduce regrowth.

Growing Mizuna in Pots and Containers

Mizuna grows well in pots, troughs, window boxes and raised containers. Its compact root system and upright foliage make it suitable for balconies and small gardens.

Container Requirements

Choose a container wide enough for the intended plant population.

  • Provide approximately 15–25 cm of soil depth
  • Use unrestricted drainage holes
  • Select fertile, good-quality potting mix
  • Position in full sun or bright partial shade

Container Management

Potted mizuna can dry more quickly than plants growing in open soil.

  • Check moisture regularly
  • Avoid prolonged saturation
  • Thin crowded seedlings
  • Harvest outer leaves frequently

Can Mizuna Grow in Shade?

Mizuna can tolerate partial shade, particularly in warm climates. Full sun generally produces the strongest growth during cool weather, while afternoon shade may help maintain tenderness as temperatures rise.

Deep shade can produce elongated stems, pale leaves and slower growth. Provide several hours of direct or strong filtered light each day.

Watering and Feeding Mizuna

Consistent moisture supports tender leaves and crisp stems. Allowing plants to wilt repeatedly can intensify flavour and reduce leaf quality.

Water deeply enough to moisten the root zone, but avoid keeping the soil continually saturated.

Mizuna generally benefits from:

  • Fertile soil containing suitable organic matter
  • Balanced nutrition during active leaf growth
  • Moderate nitrogen rather than excessive feeding
  • Mulch around established mature plants
  • Regular watering during dry weather
Excessive nitrogen can produce soft growth. Aim for steady, balanced development rather than very rapid, weak foliage.

When to Harvest Mizuna

Mizuna may be harvested from the microgreen stage through to full maturity.

Baby leaves are ready once they have developed useful size and can be cut without damaging neighbouring seedlings. Mature leaves can be picked when they reach the preferred length and remain crisp.

Signs that mizuna is ready include:

  • Leaves have developed their characteristic serrated shape
  • The foliage has reached the required market or culinary size
  • Stems remain crisp rather than tough
  • Plants have not begun producing a flower stalk
  • Leaf flavour and texture suit the intended use

How to Harvest Mizuna

There are three common harvesting methods.

Harvest Method How It Works Best Suited To
Baby leaf cutting Cut young leaves above the growing point using clean equipment. Salad mixes, mesclun and rapid crop turnover.
Outer-leaf picking Remove the largest outside leaves while leaving the central rosette intact. Extended household and market harvests.
Whole-plant harvest Cut the complete rosette near soil level. Fresh bunches, whole heads and final crop harvest.

Harvest during the cooler part of the day where practical. Cool the leaves promptly after cutting to preserve crispness.

Can Mizuna Be Eaten Raw?

Yes. Mizuna is commonly eaten raw, particularly when the leaves are young and tender.

Raw uses include:

Salads

Fresh Mizuna Leaves

Combine young leaves with lettuce, rocket, herbs, cucumber and other salad vegetables.

Mesclun

Mixed Baby Leaves

Use green or purple mizuna to add fine texture and mild mustard flavour.

Sandwiches

Fresh Leaf Layer

Add tender foliage to sandwiches, rolls, burgers and wraps.

Garnishes

Finely Cut Leaves

Use small leaves to provide colour, texture and fresh flavour on finished dishes.

Wash harvested foliage thoroughly and remove damaged, yellow or heavily soiled leaves.

Can Mizuna Be Cooked?

Yes. Mizuna can be lightly cooked, and mature leaves are particularly suited to hot dishes.

The leaves cook quickly and should generally be added near the end of preparation.

Stir-Fried

Quick-Cooked Mizuna

Cook briefly with garlic, ginger, sesame, meat, tofu or other vegetables.

Soups

Leafy Soup Green

Add chopped leaves and stems near the end of cooking.

Noodles

Asian-Style Dishes

Wilt mizuna into noodle soups, ramen, soba and stir-fried noodles.

Hot Pots

Tender Brassica Leaves

Add whole or cut leaves to broth shortly before serving.

Sautéed

Simple Cooked Greens

Cook briefly with oil, garlic and seasoning until just wilted.

Steamed

Young Leaves and Stems

Steam lightly to preserve texture and fresh colour.

How to Use Mizuna

Mizuna is versatile because it can be used at several stages and in both raw and cooked dishes.

Young leaves work well where a mild fresh flavour is required. Mature leaves and stems can replace or complement mustard greens, pak choi, spinach and other rapidly cooking vegetables.

Potential uses include:

  • Fresh salads and mesclun mixes
  • Sandwiches, burgers and wraps
  • Stir-fries and sautéed greens
  • Soups, broths and hot pots
  • Noodle and rice dishes
  • Fresh garnishes
  • Pickled vegetable preparations
  • Mixed leafy vegetable bunches

How to Store Mizuna

Mizuna is a delicate leafy vegetable and should be cooled promptly after harvest.

Remove damaged leaves and excess field heat. Store the foliage dry or only lightly damp rather than saturated.

For household storage:

  • Do not crush the fine leaves
  • Refrigerate soon after harvesting
  • Use a suitable produce bag or sealed container
  • Include absorbent paper where excess moisture is present
  • Wash shortly before use where practical
  • Discard leaves that become slimy or develop an unpleasant odour

Mizuna is best used while the leaves remain crisp and fresh.

Can Mizuna Be Frozen?

Mizuna can be frozen for cooked uses, but freezing changes the crisp texture and makes it unsuitable for fresh salads.

Blanch the leaves briefly using an appropriate vegetable-freezing method, cool them rapidly, drain thoroughly and pack into freezer-safe containers.

Frozen mizuna is most suitable for soups, stews, sauces and cooked vegetable dishes.

Common Mizuna Growing Problems

Poor Germination

Dry seedbeds, deep sowing, waterlogging and old seed can reduce emergence.

Premature Flowering

Heat, plant maturity and seasonal stress can cause mizuna to bolt.

Strong or Bitter Leaves

Heat, drought and over-mature foliage can intensify flavour.

Chewed Leaves

Caterpillars, flea beetles, slugs and snails may damage young foliage.

Yellow Leaves

Old foliage, water stress, nutrient imbalance or root problems can cause yellowing.

Leaf Rot

Crowding, poor airflow and prolonged wet foliage can cause deterioration.

How to Protect Mizuna from Pests

As a leafy brassica, mizuna can attract cabbage white butterfly caterpillars, cabbage moth larvae, flea beetles, aphids, slugs and snails.

Management options include:

  • Covering the crop with fine insect netting
  • Inspecting the undersides of leaves regularly
  • Removing caterpillars and damaged foliage where practical
  • Protecting seedlings from slugs and snails
  • Maintaining adequate plant spacing and airflow
  • Rotating brassica crops where possible
  • Using only legally registered crop-protection products according to label directions

What to Plant with Mizuna

Mizuna can share beds with crops that prefer similar cool-season conditions and regular moisture.

Potential neighbouring crops include:

  • Lettuce and other salad greens
  • Spring onions and onions
  • Radish
  • Beetroot
  • Carrots where sufficient spacing is maintained
  • Peas
  • Coriander and selected cool-season herbs

Other brassicas have similar needs but may concentrate caterpillars and soil-borne diseases. Maintain crop rotation and avoid overcrowding.

Mizuna for Baby Leaf and Microgreen Production

Mizuna can be harvested as both a microgreen and a baby leaf crop, but the production methods and finished products differ.

Mizuna Microgreens Mizuna Baby Leaf
Harvested shortly after germination. Grown longer until developed true leaves form.
Usually produced densely in shallow trays. Grown in beds, troughs, containers or wider-spaced trays.
Cut above the growing medium with roots left behind. Cut as young leaves or allowed to regrow from the crown.
Generally ready within approximately 7–12 days. Generally ready within approximately 20–30 days.
Small shoots with delicate stems and seed leaves. Larger foliage with the characteristic serrated mizuna shape.
Match the seed product to the intended production system. Review the individual product specifications before using seed for microgreens, baby leaf or mature vegetable production.

Packet and Bulk Mizuna Seeds

Home and Small-Scale Growers

Smaller quantities are suitable for household gardens, containers and growers trialling green and purple mizuna.

  • Grow baby leaves and mature rosettes
  • Trial green and purple foliage
  • Suitable for raised beds and containers
  • Use successive sowings for regular harvests

Market Gardens and Commercial Growers

Bulk mizuna seed can be more economical for repeated baby leaf, bunching and mixed-salad production.

  • Suitable for scheduled commercial sowings
  • Larger quantities available across selected products
  • Useful for baby leaf and mature-leaf production
  • Compare germination, leaf yield and harvest labour
Compare value by saleable leaf yield. Germination, planting density, harvest stage, regrowth, trimming labour and usable foliage all influence the actual production cost.

Important Considerations for Commercial Growers

Commercial mizuna production requires varieties and planting systems suited to the intended market, leaf size and harvest method.

Leaf Uniformity

Consistent colour, shape and size improve baby-leaf mixes, bunches and retail presentation.

Harvest Stage

Microgreens, baby leaves, whole rosettes and outer-leaf harvests require different densities and crop schedules.

Regrowth

Cutting height and crown health influence the speed and uniformity of subsequent harvests.

Seasonal Timing

Plan production so harvest occurs before heat causes bolting, stronger flavour or reduced shelf quality.

Post-Harvest Handling

Cool foliage promptly and protect the fine leaves from crushing, excess moisture and dehydration.

Market Demand

Confirm customer demand for green, purple, baby leaf, bunching and mixed-leaf products before large sowings.

Conduct local production trials before large sowings. Leaf colour, growth rate, bolting, regrowth and shelf quality can vary with variety, temperature, planting density, irrigation and harvest timing.

Frequently Asked Questions

What is mizuna?

Mizuna is a fast-growing Japanese leafy brassica with deeply serrated leaves, crisp stems and a mild mustard flavour.

What are mizuna greens?

Mizuna greens are the edible leaves and stems of the mizuna plant. They may be harvested as microgreens, baby leaves or mature foliage.

What is mizuna called in English?

Mizuna is the usual English market name. It may also be described as Japanese mustard greens, Japanese greens or spider mustard.

Is mizuna a lettuce?

No. Mizuna is a brassica rather than a true lettuce, although it is often sold in salad and mesclun mixes.

Is mizuna the same as rocket?

No. Mizuna generally has a milder mustard flavour and finer leaf texture, while rocket is usually more strongly peppery and nutty.

What does mizuna taste like?

Mizuna has a fresh, mild mustard flavour with light peppery notes. Young leaves are generally milder than mature or heat-stressed foliage.

How do you grow mizuna from seed?

Sow mizuna approximately 3–5 mm deep in prepared soil or seedling mix. Keep the seedbed moist, thin or transplant seedlings and grow them through cool to mild conditions.

When should mizuna be planted in Australia?

Mizuna is generally planted through autumn, winter and spring. Tropical and subtropical growers should concentrate on the coolest months.

How deep should mizuna seeds be planted?

Plant mizuna seeds approximately 3–5 mm deep and cover them lightly with fine soil.

How long do mizuna seeds take to germinate?

Mizuna seeds commonly germinate within approximately 4–8 days under suitable conditions.

Can mizuna seedlings be transplanted?

Yes. Transplant seedlings while young and before they become severely root-bound. Direct sowing is generally more efficient for dense baby-leaf crops.

How far apart should mizuna be planted?

Space mature plants approximately 20–30 cm apart. Baby-leaf crops can be grown much more closely.

How long does mizuna take to grow?

Baby leaves may be ready in approximately 20–30 days, while mature rosettes commonly require around 35–55 days.

Is mizuna cut-and-come-again?

Yes. Remove outer leaves or cut above the crown while leaving the central growing point intact for regrowth.

How many times can mizuna be harvested?

Several harvests may be possible while the crown remains healthy and plants receive adequate moisture, fertility and suitable temperatures.

Can mizuna be grown in pots?

Yes. Use a container with approximately 15–25 cm of soil depth, good drainage and enough width for the intended number of plants.

Can mizuna grow in shade?

Mizuna tolerates partial shade, particularly during warmer weather. Full sun generally produces stronger growth through cool conditions.

When should mizuna be harvested?

Harvest mizuna as baby leaf once the developed leaves reach a useful size, or pick mature outer foliage before plants begin flowering.

How do you harvest mizuna?

Cut baby leaves above the crown, pick mature outer leaves individually or cut the complete rosette near soil level.

Can mizuna be eaten raw?

Yes. Young mizuna leaves are suitable for salads, mesclun mixes, sandwiches, wraps and fresh garnishes.

Can mizuna be cooked?

Yes. Mizuna can be lightly stir-fried, sautéed, steamed or added to soups, noodles and hot pots.

How do you cook mizuna?

Cook the leaves briefly because they wilt quickly. Add them near the end of stir-fries, soups, noodles or hot-pot dishes.

What can mizuna be used for?

Use mizuna in salads, mesclun, sandwiches, stir-fries, soups, noodle dishes, hot pots, garnishes and mixed leafy-vegetable bunches.

How should mizuna be stored?

Refrigerate the leaves promptly in a suitable produce bag or container. Protect them from crushing, excess moisture and dehydration.

Can mizuna be frozen?

Yes, but frozen leaves lose their crisp salad texture. Blanched frozen mizuna is best used in soups, stews and cooked dishes.

Why is my mizuna flowering?

Heat, plant maturity, long days and other seasonal stresses can cause mizuna to bolt and produce flower stems.

Why does my mizuna taste strong or bitter?

Heat, drought stress and over-mature leaves can intensify the mustard flavour. Grow during cool weather and maintain consistent moisture.

Can mizuna be grown as microgreens?

Yes. Mizuna can be densely sown and harvested as young shoots, although microgreen and mature vegetable production use different sowing densities and harvest methods.

What is the difference between mizuna microgreens and baby leaf?

Microgreens are harvested shortly after germination, while baby leaf mizuna is grown longer until several developed serrated leaves form.

What can be planted with mizuna?

Mizuna can share beds with lettuce, onions, radish, beetroot, carrots, peas and cool-season herbs where sufficient spacing is maintained.

Can mizuna seed be saved?

Seed may be saved from suitable open-pollinated varieties. Compatible brassicas can cross-pollinate, so adequate isolation is required.

Are all Seedmart mizuna varieties untreated and open-pollinated?

Specifications can vary between varieties and seed lots. Review each individual product page for open-pollinated status, hybrid status and seed-treatment information before ordering.

Mizuna seeds for Australian growers

Grow Mizuna in Packet or Bulk Quantities

Seedmart supplies mizuna seed for household gardens, raised beds, containers, market gardens and commercial leafy vegetable production. Choose green, purple and finely divided specialty types for baby leaf, mature rosettes, cut-and-come-again harvesting and mixed salads.

Review the individual product pages for available pack sizes, variety characteristics, seed treatment and crop-specific planting information before ordering.