To much light.
Not enough.
Not enough nutrients.
Or to much.
Dmartin Reviewed by Dmartin on . Leaves curling down.. leaves changing colors 2 plants a little over 2 1/2 weeks old, 1st time grower, maybe over watered on the 1st plant the 2nd i have no idea, the leaves are curling down on the 1st plant, and on the 2nd plant 1 leaf is curling down the other up, black, yellow and brown spots are on two leaves, what could be causing this? Rating: 5