Too much nitrogen fertilizer will prevent pods from setting and focuses more on producing foliage growth. Heat can also be a factor, making pollination more difficult. This article might help: https://www.gardeningknowhow.com/edible/vegetables/beans/bean-blossoms-no-pods.htm
Answered on July 29, 2015
Was this answer useful?00
Looking for more?
here are more questions about...Butter Bean Plants