Symptom
Flowers but no fruit
Fruit needs a pollinated flower. Too few bees, cold or wet weather, heat, or only male flowers open all leave flowers barren.
Look at the flowers. On squash and cucumbers, check that male and female flowers are open together, and watch for bees on a warm morning.
Likely causes
Ordered from the usual answer to the less likely one. Each links to the full problem.
Recorded on Chili peppers
-
Fruiting Possible
Blossom drop
Flowers fall off whole. -
Light & temperature Possible
Heat stress
Pollen fails in hot weather. -
Soil & nutrients Less likely
Too much nitrogen
Few flowers, lush leaves.
Less likely on Chili peppers