Cadillactaste
Neagari Gal
So I found some articles on crinkly leaves on bougainvillea... @Carol 83 I know you also have experienced this...as have I occasionally. Well it appears to be a zinc deficiency.
https://www.hunker.com/13426474/how-to-troubleshoot-a-bougainvillea
https://www.hunker.com/13426474/how-to-troubleshoot-a-bougainvillea