Petunia flowers overrun with little green worms, destroying the plant! Is there anything I can spray on plant?

Question

Small green worms destroying petunia flowers. Is there anything I can spray on plant?

Answer 1

Those are budworm catepillars and hard to get rid of because they are protected inside the buds.

This article tells when to catch them:

https://www.gardeningknowhow.com/plant-problems/pests/insects/controlling-budworms.htm