Pea Plant Guide: How to Grow Sugar Snap, Snow and Shelling Peas
Sow peas in early spring once the soil is at least 40 F (45 to 50 F in some guides), 1/2 to 2 inches deep and 1 to 4 inches apart, with a trellis for tall vines.
Bean Plant Guide: How to Grow Beans, Bush, Pole, Shelling and Dry
Sow beans about 1 inch deep once frost has passed and the soil reaches 60 to 65 F.
Edamame Plant Guide: How to Grow Edamame, Plus Lentils
Sow edamame after the last frost once the soil is 60 F, about an inch deep and 2 inches apart, and pick the pods plump and still green, 80 to 100 days later.