Kyoto Mizuna

Family: Brassicaceae Vegetable

Tender Kyoto Mizuna unfurls with a cool, peppery snap and a clean, gently sweet finish—bright as fresh spring air.

Its leaves are finely frilled and deeply textured, forming an upright, airy rosette that stays pleasantly crisp through repeated harvests. Ideal for stir-fries, quick sautés, and vibrant salads, it also shines in silky sauces and quick pickles where its lively mustard character can take center stage.

Light: Full SunMaturity: 45 DaysHabit: Rosette

Planting schedules and alerts are optimized for Columbus (Zone 6b).

Crop Dates

Milestone	Date
Start Indoors	Mar 28th
Last Frost	Apr 25th
Transplant / Sow Outdoors	Apr 18th
Harvest Begins	Jun 2nd
Harvest Ends	Oct 16th

Crop Details

Trait	Value
Days to Maturity	45
Sun Requirements	Full Sun
Growth Habit	Rosette
Support Needed	None
Planting Depth	Normal
Germination Temp (°F)	45
Min Soil Temp (°F)	40
Min Night Temp (°F)	30
Harden Off (days)	5

Culinary Notes

Chef's Note

Kyoto Mizuna eats bright: it brings a cool, peppery snap that lifts heavier fats and salty sauces without turning bitter if you treat it like a quick-cook leaf. Use it near the end or it’ll lose that frilled crunch that makes it feel so alive.

Best Uses

flash stir-fries where it stays crisp, not stewed
quick sauté in garlic-tinged oil, finished with lemon zest
crisp-toss salads under a light vinaigrette (or mustardy dressing)
silky blended sauces where the mustard edge sharpens the finish
quick pickles that keep the rosette crunchy

Flavor Profile

cool peppery bite tender snap with fine frill texture gently sweet, mustard-clean finish

Kitchen Pairings

lemon garlic ginger toasted sesame oil soy sauce white miso

Frequently Asked Questions

What pest or disease problem most commonly affects Brassica rapa var. niposinica (Kyoto Mizuna), and how can I stop it?

Kyoto mizuna is especially prone to flea beetle damage, which looks like many tiny shot-holes in the leaves. Cover seedlings with a fine insect net right after sowing and keep it on until plants are well established; if needed, hand-remove heavily damaged leaves and re-cover immediately after inspections. Avoid wetting foliage and remove any plants showing signs of clubroot (swollen roots) to prevent spread in the soil.

How often should I water Kyoto Mizuna during its main 30–45 day leafy growth phase?

Keep the top 1–2 inches of soil consistently moist but not waterlogged, because mizuna’s shallow roots quickly suffer when the soil dries out. In spring or full-sun beds, this usually means watering about 1–2 times per week, increasing to more frequent, lighter watering during hot or windy spells. Water early in the day and stop if water pools or the bed stays soggy, since damp conditions can worsen foliar diseases.

How do I tell when Kyoto Mizuna is ready to harvest?

Harvest at about 40–45 days when plants are producing a full rosette of tender leaves—typically 6–10 inches tall—with leaves still flexible (not thick or leathery). You can begin “cut-and-come-again” picking earlier by cutting outer leaves 1–2 inches above the soil line, then letting the center regrow. For best flavor, harvest in the morning and avoid waiting until leaves become noticeably tough or strongly bitter.