I've had the same issue in the past and it was related to heat stress. Try to have a fan blowing over top of them, keeping a good distance from the grow lights. And maybe some seaweed kelp extract for the roots.
Hope this helps!
I've had the same issue in the past and it was related to heat stress. Try to have a fan blowing over top of them, keeping a good distance from the grow lights. And maybe some seaweed kelp extract for the roots.
Hope this helps!