I just started growing cucumber plants from seeds and they started out real good, but now the leaves are curling and turning white. What is causing this? I started them out in the house and when it got warm enough, I set them outside. I had other cucumber plants that were started by seed, but they was started outside. They are doing the same thing.
Certified GKH Gardening Expert
They are getting sun scald. They need to be hardened off. This article will help: https://www.gardeningknowhow.com/garden-how-to/seeds/how-to-harden-off-your-seedlings.htm