Edamame care guide
Glycine max
Also known as: Green soybean, Soybean
Pets and children
We haven't been able to confirm how this plant affects pets or small children. If any is eaten, consult a veterinarian or a doctor.
How often to water Edamame
- Spring–Summer (Mar–Sep)
- Every 2 days
- Water thoroughly once the topsoil dries, as a guide; avoid soggy soil until the seed sprouts, and do not let it dry out while flowering and filling pods.
- Autumn (Oct–Nov)
- Every 3 days
- Late sowings are harvested now; the soil dries more slowly, so water about a day after the topsoil dries.
- Winter (Dec–Feb)
- Every 5 days
- Generally out of season; only seedlings raised indoors need a sparing watering about two to three days after the soil dries.
Light and placement for Edamame
Full sun and good airflow are about right; in too little light the stems stretch and few pods form, and since birds dig up the seed, a net over the pot until germination is generally wise.
Overwintering Edamame
Overwintering guide: 10°C (50°F) or above
An annual sown in spring and harvested in summer, so generally there is no overwintering; frost kills it, and as a guide the season ends by autumn.
Fertilizing and repotting Edamame
Fertilizer
Root nodules fix their own nitrogen, so keep the base fertilizer light, as a guide; too much nitrogen gives leaves instead of pods, and one or two doses of a phosphorus- and potassium-rich liquid feed around flowering is usually enough.
When to repot
Spring–Summer (Mar–Sep)
Common problems with Edamame
- The seed is eaten by birds or rots in wet soil and fails to sprout.
- Drought during flowering leaves the pods thin and poorly filled.
- Stink bugs suck the pods and leave them empty.
Tips for growing Edamame
- Sow two or three seeds per spot and keep the two strongest seedlings.
- Pull the whole plant when about eight in ten pods are plump; boiled the same day, the beans taste sweetest.
- On a balcony, an early variety stays compact and is easier to manage.
These are AI-generated general guidelines. They vary with the variety, the placement and the pot size. For effects on pets or children, consult a veterinarian or a doctor.
Keep your plant log going
Greenery is a free app that keeps your plant care going, with watering reminders and photo records. Available on iOS and Android.
