Leaf starts turning yellow

Grow Cycle Seedling
1

A question from a fellow grower:

I have this problem can u help me with with flower stage my lefe start turning to yellow and daying same as picture

Temp is 65 to 85
Ph was 5.7 i just moved it to 6.3
Am using soil
Cooco
They are in week 6 flower
Am feeding them house of garden nutrition feeding time 3 times aweek

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2

being that it’s close to harvest (in week 6) stop everything except water - now just flush and water till harvest- you have nutrient issues - for future reference what type of nutrient’s have you used?

3

I use house of garden a&b, hony,bud xl, over drive from advinced