Plants grow best if grown in high light for 9 to 10 hours per day. If the light cannot cast a shadow it is too low for a plant to survive. Low Light less than 75 footcandles. Medium Light 75 to 200 foorcandles. High Light over 200 footcandles.
Plants look like they are stretched out.
Tall and spindly. Leaves are small and may be curled. Leaves may turn yellow and drop. Variegated leaves lose their variegation. There is a lack of flowers.