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Komatsuna (Japanese Mustard Spinach)

$4.50 Packet - 200 Seeds
Mix ’n Match: buy 20+ eligible packets and pay just $3.75 each

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Packet Size
Flat $7.99 shipping Germination guaranteed Non-GMO
Not sure when to plant in your area? Planting dates depend on your local frost dates and growing zone.
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Quick Facts
Days to Maturity35 days
SunlightFull Sun
Spacing12 Inches
Germination5–14 days
Growing Information

Growing Komatsuna (Japanese Mustard Spinach)

Best for braising. Hardy and heat tolerant, with mild, tender, mustardy flavor. Nearly as sweet as spinach, but easier to grow. Eat leaves, stems and flower heads.

  • Days to Maturity: 35
  • Sow Method: Direct Sow
  • Sow Depth: ¼ Inch
  • Spacing: 12 Inches
  • Sun: Full Sun
  • Height: 6 - 12 Inches
Catalog Page: 24
How to start

Direct Sow

Sowing depth

¼ Inch

Plant height

6 - 12 Inches

Botanical name

Spinacia oleracea

Questions

FAQ

How should I start these seeds?
Recommended sow method: Direct Sow.
How deep should I sow the seeds?
Sow at a depth of ¼ Inch
How long until they germinate?
Typical germination: 5–14 days.
How far apart should I space them?
Recommended spacing: 12 Inches.
How much sun do they need?
Recommended sun exposure: Full Sun.
What’s your germination guarantee?
We stand behind the germination quality of our seed. If you have a germination issue, contact our team and we'll help make it right.
REAL GARDENERS, REAL RESULTS

What Gardeners Are Saying

Customer Reviews

Based on 2 reviews
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J
Jeri Walker
Superb Spicy Spinach

I planted this in my hydroponic garden and it terminated in two days. It is a wonderful spicy spinach. That goes great with my salad greens.

R
Regina
Great greens!

We tried them this fall in zone 7. We love these cooked as collard or turnip greens. They are very easy to grow. Taste is similar to collards, but much more tender.