How to grow Soybean

Glycine max

Full Sun
Medium

When 1" tall, thin to 4" apart.

Growing Soybean from seed

When 1" tall, thin to 4" apart.

Sow 0.99 inches (2.54 cm) deep with a guideline distance of 1.49 inches (3.81 cm). For optimal germination, soil temperature should be a minimum of 18°C / 64°F.

Harvesting Soybean

The pods are gathered when ripe³.

How long does Soybean take to grow?

These estimates for how long Soybean takes to sprout, grow and harvest are from real observations from real gardeners, right around the world.

Days to Germination How long does it take Soybean to germinate?: 9 days
Average 9 days | Min 3 days | Max 22 days (44)
Days to Transplant How long until I can plant out Soybean?: + 3 days
Average 3 days | Min 3 days | Max 5 days (2)
Days to Maturity How long until Soybean is ready for harvest / bloom?: + 90 days
Average 90 days | Min days | Max days (0)
Total Growing Days How long does it take to grow Soybean?: = 102 days

Soybean Folklore & Trivia

Soya is native to south-western Asia and is cultivated in warm, temperate regions³. Coumestrol and the isoflavones contained in soya closely mimic natural oestrogen³. While it is an important food crop, in Chinese medicine, the sprouts are used to relieve “summer heat” and fever³.

Other names for Soybean

Edamame, Soya bean, Soy bean

Glycine maxima, Dolichos soja, Glycine angustifolia, Glycine gracilis, Glycine soja, Phaseolus max

Footnotes

¹ Ideal temperature for soybeans

² Soybean Production Hanbook

³ :The Encyclopedia of Medicinal Plants: A Practical Reference Guide to over 550 Key Herbs and Their Medicinal Uses; Andrew Chevallier; published 1996