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Have a plant in 24/7 under a 90 660nm LED UFO light using direct water culture. The upper leaves are a pale yellow, some are even white. The shaded leaves look dark green. I've slowly increased the nutrients to 200% General Hydroponics veg formula. Some of the bottom leaves show nutrient burn...

The upper new leaves have chlorosis. The stem are green, and the base of the leaves are green. The leaves are yellow for about 50-100% of the leaf surface. The new leaves growing lower on the plant are normal. Stared with 100% recommended strength General Hydro Veg nutrient, and switched to...