Tatsu Komatsuna seeds – 小松菜の種 – (100 seeds)

30-40 days (spring sowing), 50-80 days (fall sowing) from sowing

Komatsuna is a highly nutritive and productive leafy green commonly found in Japanese cuisine. The name Tatsu means “dragon” – for its strong, upright plant habit and ability to withstand high heat. 

Growing Information

• Suitable temperature for germination: 70-85℉
• Suitable temperature for growing: 60-80℉
• Soil pH: 6.5-7.5
• Days to maturity: 30-40 days (spring sowing), 50-80 days (fall sowing) from sowing

ermination

• Sow 1-2 seeds 1/2″ deep and 1/2″ apart in rows, with 6″ between rows.
• Cover with 1/4″ soil, press gently and water well.

Thinning

• When plants have 1-2 true leaves, thin to 1″ spacing: remove any plants closer than 1″ to allow remaining plants to grow.
• At 3-4 true leaves, thin to 3″ spacing.

Maintenance

• Cultivate regularly and remove weeds.
• Watering: allow soil to dry between waterings to prevent rot or disease issues.

Harvest

• Harvest at 10-12″ height (30-40 days after sowing if sow in spring, 50-80 days if sow in autumn).

Cooking Information

Komatsuna can be used similarly to spinach, though it has a softer texture and cooks more quickly. Common for stir-fry, blanched, in soups or salads. 

Can also be quick-pickled.