DWC grow

hello everyone im growing in dwc home made tubs from paint pots bottom leaves a drooping air temps are 21c I'm using 1200w LED on veg mode can about 20 inch high someone help with the droop I did notice abit of algae growing on roots cleaned it all out yesterday and washed algae of roots could that be the reason for the droop I think where the buckets are thin plastic and white the light is leaking in to the bucket the cause of algae many thanks

Yep, cover the lids with something to block the light. What temp is your nute solution? Ph, ppm/ec?

HydoDan said:

Yep, cover the lids with something to block the light. What temp is your nute solution? Ph, ppm/ec?

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19.6c for nute solution, I've been setting PH at 6 but keeps dropping again I think the drop is because of the algae and e.c 0.5 but the ec keeps drooping quickly too thank you for your reply