Cowpea horn went on sale in October. Cowpea is planted in spring, summer and autumn, and summer is the best. Cowpea can be planted twice a year, and the best time is April-July and 7- 10. Generally, only spring cowpeas and late cowpeas are planted in two seasons. Of course, if you use it well, you can plant it in all three seasons. Cowpea can generally be planted from early April to early July.