Midori Edamame Soybean Seeds

Glycine Max
Regular price $6.99
Regular price $9.99 Sale price $6.99
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About

Midori Giant Edamame Soybean (Glycine Max) is a Japanese heirloom Edamame variety selected for oversized, sweet-flavored pods. Native to East Asia, where Soybeans have been cultivated for thousands of years, it grows as a warm-season annual that performs across USDA Zones 3–9. Compact upright bushes reach 24–36 inches and stand without staking, producing plump pods that fill with two or three beans in about 80 days from sowing. Harvest fresh for boiling, add to salads or stir-fries, or freeze a batch — the buttery, nutty flavor survives both. 

Quick Facts

Life Cycle
Life Cycle Annual
USDA Zones
USDA Zones 03–09
Light Requirements
Light Requirements Full sun
Germination Time
Germination Time 5-10 days
Stratification
Stratification Not required
Spacing
Spacing 8-15 inches
Sowing Method
Sowing Method Direct Sow
Soil
Soil Well-drained; Rich; Loamy
Flowering Period
Flowering Period -
Water Requirements
Water Requirements Moderate (regular watering)
Maturity Time
Maturity Time 80-90 days
Growing Habit
Growing Habit Bushy

How to Grow & Harvest

Sowing & Timing

Sow Midori Giant Soybean seeds once the soil temperature is at least 70°F. Cold ground leads to patchy germination and invites damping off. Direct sow 1 inch deep, 12 inches apart, in rows 18–24 inches wide. Soybeans dislike root disturbance, so skip indoor starting entirely. At the right temperature, Edamame Soybean seeds germination takes 5–10 days. 

Soil, Watering & Fertilization

Midori Giant Soybean needs full sun for 8 hours to develop a bright green harvest. These glycine max seeds prefer loamy, well-drained soil with a pH between 6.0 and 6.8. Work in compost before sowing, but don’t use too much nitrogen fertilizer, as it pushes lush foliage instead of pod set. Water deeply once a week; twice during heat waves. 

Growth & Harvest

Mulch once seedlings hit 4 inches — it holds moisture, suppresses weeds, and halves your maintenance time for the rest of the season. Midori Giant is self-pollinating, which means even a single container plant on a balcony will set pods. In dry, hot stretches, check the undersides of leaves for spider mites. Harvest pods which are plump and vivid green, about 80–90% filled. Once they start yellowing, the sugars convert to starch and the flavor is gone.

FAQ

Are KVITER Soybean Edamame seeds for sale non-GMO?

Yes. Every Edamame seed packet you buy from KVITER contains open-pollinated, non-GMO, heirloom Edamame Soybean seeds. Besides, orders above $49 ship free. If you're buying Midori Giant Soybean seeds online, it's worth combining with other varieties to hit that threshold and save on delivery.

Can Midori Giant Edamame be grown in containers?

Yes, and it works well. A 5-gallon pot fits one plant comfortably. Use well-draining potting mix, place in full sun, and water more frequently than in-ground plants, as containers dry out faster.

Is this a good variety for beginner gardeners?

Yes. Direct sow after the last frost, water weekly, mulch once and harvest at 80 days. If you can follow those four steps, you'll get a good harvest.

What are good companion plants for Midori Giant Soybean?

Corn, squash, and sunflowers are solid companions — they don't compete aggressively and benefit from the nitrogen the Soybeans fix. Avoid planting near onions, garlic, or leeks, which suppress legume growth.