Mustard greens
Golden Frills stands out for its finely cut, fresh green leaves. Its name is not evidence of yellow foliage: the product source describes green.

This image was created with AI from described plant characteristics and growing advice. It shows a possible situation and is not a photograph of a verified cultivar.
- Botanical name
- Brassica juncea
- Botanical group
- Brassica juncea
- Use
- Pungent young leaves
- Growing choice
- Cutting crop or loose-leaf plants
This growing advice helps you choose. Your variety, growth stage, weather and conditions in your space determine the actual timing.
Sowing under cover and raising seedlings
Start under cover in cool conditions or sow directly · Mustard greens
July–August for a simple autumn routeStart briefly under cover in modules; provide light and avoid heat.
- Germination and temperature
- Raise in cool to mild conditions; avoid severe cold, heat and drying out.
- After emergence
- Keep emerged lettuce bright and well ventilated; prevent high greenhouse temperatures and drying out.
- Pricking out and potting on
- Sow in modules or prick out manageable seedlings into individual cells. Keep the root ball intact when planting out.
- Hardening off and planting out
- Gradually acclimatise indoor-raised plants to sun, wind and outdoor temperatures; shelter them again on cold nights. Plant out sturdy young plants; keep the growing point clear and protect against slugs and snails.
These leafy crops can bolt under stress or unsuitable day length. Use early sowing only with an appropriate cultivar.
Sources and use
RHS · sla ↗Britse teeltrichtlijn voor een gematigd klimaat; de genoemde perioden zijn richtlijnen voor Nederland en Vlaanderen.
De Bolster · Bladmosterd Golden Frills ↗Nederlandse producent of teeltbron; de rasinstructie blijft leidend.
Feggies · Bladmosterd 'Golden Frills' Biologisch ↗Nederlandse producent of teeltbron; de rasinstructie blijft leidend.
Guideline periods for the Netherlands and Flanders. Check the variety, available light, soil and measured temperatures. Greenhouse heating does not guarantee enough winter light.
A different flavour, a different harvest.
Choose by more than the name. Discover how these varieties and crop types taste, what you can use them for and what growing them involves.
5 of 5 choices · 4 named varieties

This image was created with AI from described plant characteristics and growing advice. It shows a possible situation and is not a photograph of a verified cultivar.
Golden Frills
Golden Frills stands out for its finely cut, fresh green leaves. Its name is not evidence of yellow foliage: the product source describes green.
Choose this variety for leaf structure and a pronounced accent among milder vegetables. Compare colour with Purple Frills.
Flavour, kitchen and growing
How does it taste?
The source mentions a peppery flavour. Harvesting young and cooking change the experience, without guaranteeing a fixed level of heat.
In the kitchen
Use the fine leaves as a peppery salad accent. Briefly wilt larger leaves as a mustard-like leafy vegetable.
A space in the garden
Aim for cooler weather, such as late-summer sowing. Keep soil moist; warmth increases bolting risk.
Harvesting
Harvest young leaves in portions and let healthy heart leaves grow on. Leaves may grow larger for cooking.
Read the source notes →
This image was created with AI from described plant characteristics and growing advice. It shows a possible situation and is not a photograph of a verified cultivar.
Purple Frills
Purple Frills combines strongly divided leaves with deep purple colour. A small amount therefore stands out in a bowl.
Choose Purple Frills when leaf colour and fine structure both matter. It is an accent crop, not heading lettuce.
Flavour, kitchen and growing
How does it taste?
The product source describes pungent leaves. Purple colour does not indicate more or less heat than Golden Frills.
In the kitchen
Add individual young leaves to salad. Larger leaves can be fried briefly and paired with milder vegetables.
A space in the garden
Sow for a cool growing window and avoid a drying container. Allow spacing between plants left to grow longer.
Harvesting
Cut young leaves for raw use. With later pickings, test a small amount for desired heat and texture first.
Read the source notes →
This image was created with AI from described plant characteristics and growing advice. It shows a possible situation and is not a photograph of a verified cultivar.
Green in Snow
Green in Snow produces green mustard leaves for repeated picking. The wintry name alone does not guarantee protection against every frost.
Choose this selection for green leaves and an emphasis on cooler growing, particularly for regular small cuttings.
Flavour, kitchen and growing
How does it taste?
The source states a sharp mustard flavour. Exact intensity compared with other mustard leaf selections is not substantiated.
In the kitchen
Use small amounts raw as a sharp addition. In cooked dishes, mix leaves with gentler leafy vegetables.
A space in the garden
Keep the sowing evenly moist and choose short, cool days as a favourable growing window. Check winter protection against the local weather.
Harvesting
Cut leaves and retain the heart for repeat harvests. Harvest before bolting flower stems displace tender leaf formation.
Read the source notes →
This image was created with AI from described plant characteristics and growing advice. It shows a possible situation and is not a photograph of a verified cultivar.
Chinese Red Giant
Chinese Red Giant makes a large rosette with red leaves. Full leaves look different from fine-leaved Frills selections.
Choose this variety to harvest both colour and somewhat firmer leaves. Large leaves need sufficient growing space.
Flavour, kitchen and growing
How does it taste?
The source compares the pungency with mustard and rocket. Cooking makes it milder than raw use.
In the kitchen
Cut young leaves into mixed salad. Stir-fry larger leaves briefly; their volume reduces quickly.
A space in the garden
Sow directly in soil or a container and avoid moisture stress. Cooler conditions suit better than a hot, dry summer position.
Harvesting
Harvest young for salad and larger for cooking. Retain the heart for another round when picking repeatedly.
Read the source notes →
This image was created with AI from described plant characteristics and growing advice. It shows a possible situation and is not a photograph of a verified cultivar.
Bladgroentetypen van mosterd
This type choice groups mustard grown for leaves. Its purpose differs from mustard for ground cover or sprouts.
Choose within this type by leaf colour and division. Four named selections give more guidance for concrete comparison.
Flavour, kitchen and growing
How does it taste?
Mustard-like heat is a crop characteristic. Exact strength also depends on selection, leaf stage and preparation.
This flavour description applies to the crop; there is no separate tasting result for this variety.In the kitchen
A small amount of mustard leaf adds character to mixed salad. Larger leaves suit brief cooking.
A space in the garden
Plan a moist, cool period for leaf harvests and sow small quantities. Follow the selection instructions when choosing a specific name.
Harvesting
Harvest before flowering overtakes the growing aim. Young picking differs from saving seed or maturing green manure.
Read the source notes →Choose your way to grow
From a garden bed to a suitable pot or support: give your plant a place that suits your garden and the care you can provide.

This image was created with AI from described plant characteristics and growing advice. It shows a possible situation and is not a photograph of a verified cultivar.
Mustard leaves in a cool harvesting bed
Sow for a cool growing window; allow space for picking; harvest outer leaves and retain the heart.
- Sow for a cool growing window.
- Allow space for leaf picking.
- Harvest outer leaves and retain the centre.
For loose leaf plants or cutting rows during a cool growing window.
Tick off your supplies →
This image was created with AI from described plant characteristics and growing advice. It shows a possible situation and is not a photograph of a verified cultivar.
Spicy leaves from a salad container
Fill a free-draining container; sow a named selection; keep soil moist and cut young leaves.
- Fill a free-draining container.
- Sow a named selection.
- Keep soil moist and cut young leaves.
For small, spicy portions beside other salad crops.
Tick off your supplies →Explore the varieties
See the confirmed differences. Characteristics without supporting evidence are left blank.
0 of 0 varieties
No matching variety found. Try another name or clear the filters.
Choose two to four varieties to compare their source data side by side.
Choose by flavour, shape and use
Golden Frills: Golden Frills stands out for finely cut, fresh green leaves. Its name does not prove yellow foliage: the source says green. Use as a peppery salad accent or briefly wilt larger leaves as a mustard green.
The source mentions a peppery flavour. Harvesting young and cooking change the experience, without guaranteeing a fixed level of heat.
Purple Frills: Purple Frills combines deeply cut leaves with a deep purple colour. A small amount stands out on a platter. Add individual young leaves to salad. Larger leaves can be briefly fried with milder vegetables.
The product source describes pungent leaves. Purple colour does not indicate more or less heat than Golden Frills.
Green in Snow: Green in Snow gives green mustard leaves for repeated picking. Its wintry name alone guarantees no protection against every frost. Use small amounts raw for heat; combine with gentler greens in cooked dishes.
The source states a sharp mustard flavour. Exact intensity compared with other mustard leaf selections is not substantiated.
Chinese Red Giant: Chinese Red Giant makes a large red-leaved rosette. Full leaves differ visually from fine-leaved Frills selections. Cut young leaves into mixed salad. Stir-fry larger leaves briefly, as their volume shrinks quickly.
The source compares the pungency with mustard and rocket. Cooking makes it milder than raw use.
A pungent leafy vegetable
Mustard greens here means Brassica juncea, with selections such as Golden Frills and Purple Frills. Leaf shape and colour offer an initial guide; pungency belongs to the crop and the described offering. Expect loose leaves with their own markings. This is a different choice from sowing yellow mustard for ground cover or growing mustard cress on a tray.
Making use of a cool period
The producer describes Golden Frills as particularly suited to cool growing conditions. A sunny leaf bed or container can serve this purpose. Warm summer growing makes bolting more likely. Place different leaf colours side by side for comparison, but keep cultivar labels visible. Without labels, a beautiful colour mix is difficult to trace back to a seed choice later.
First choose between baby leaves and a full plant
Dense sowing produces young cutting leaves; wider thinning gives individual plants room to grow on. Choose one of these aims for the first trial. Sow thinly and keep the surface moist. Follow the packet for the chosen cultivar and system, because a cutting row and a full-sized plant need different spacing.
An accessible salad container
Prepare a level, well-drained bed or use a planter that lets water escape. Label each sowing separately and leave part of the edge clear for watering. This is especially useful for finely divided foliage: you will not need to keep reaching through the plants to get to the soil.
Observe development and feeding damage
Check young leaves regularly and watch for a flower stalk. Delay the next sowing or move it to a cooler season if the crop bolts very quickly. In a container, remember the difference between dry compost and warm air: extra watering alone does not automatically change an unsuitable growing time.
Leaf bed or salad container
In a cool bed, you can compare short rows of different selections. A salad container makes small, fresh portions easy to reach. Use that proximity to your advantage: taste at different ages and record when the pungency is pleasant. A container does not require a new cultivar; the same selection can be followed in both growing systems.
Pick a little and reassess
Take young leaves for a first harvest and leave enough plant if you want to observe further development. For a cutting crop, a small test cut is useful before harvesting everything. Lay young and older leaves out separately. This lets you see the effect of harvest stage without inventing an unproven flavour difference between cultivars.
Using pungency in moderation
Add a small amount of mustard greens to a salad or cook briefly in a hot dish. Combine a first portion with mild leaves so the mustard note does not dominate. Golden Frills has fine green leaves; Purple Frills adds purple colour. Colour choice and the desired amount of heat are two separate decisions.
What you need
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More background, sources and image information
SeedSteps editorial team · updated on 11 October 2026. The AI images illustrate species and practical growing situations; they do not prove an exact cultivar, observations from your own garden or yield.
Britse gewasadviezen worden gecombineerd met Nederlandse en Vlaamse informatie waar beschikbaar. Amerikaanse Extension-bronnen ondersteunen plantprincipes en herkenning; hun kalenderdata, lokale plaagdruk, bestrijdingsmiddelen en mestdoseringen worden niet rechtstreeks op Nederland of Vlaanderen toegepast. Vorst, bodemwarmte, standplaats en expliciete rasinformatie blijven de lokale controle. Commerciële bronnen onderbouwen uitsluitend benoemde ras- en plantkenmerken; zij zijn geen affiliate-aanbeveling.
- Bladmosterd 'Golden Frills' BiologischFeggies · accessed 2026-10-11
- Bladmosterd ‘Purple Frills’ BiologischFeggies · accessed 2026-10-11
- Bruine mosterd Green in snow uit China zaden biologischFeggies · accessed 2026-10-11
- Mosterd rood Chinese Red Giant zaden biologischFeggies · accessed 2026-10-11
- Bladmosterd Golden FrillsDe Bolster · accessed 2026-10-11
Supporting evidence by chapter: Choose by flavour, shape and use: Feggies, Feggies, Feggies, Feggies. A pungent leafy vegetable: Feggies, De Bolster, Feggies. Making use of a cool period: Feggies, De Bolster. First choose between baby leaves and a full plant: Feggies, De Bolster. An accessible salad container: Feggies, De Bolster. Observe development and feeding damage: Feggies, De Bolster. Leaf bed or salad container: Feggies, De Bolster, Feggies. Pick a little and reassess: Feggies, De Bolster. Using pungency in moderation: Feggies, De Bolster, Feggies.