yellowing of leafs during flowering

olishell

Active Member
Yellowing is normal during flowering,if it's from the ground up.Let them fall off when they want.
 

GidgetGrows

Well-Known Member
What kind of light are you using? It does look like it might be heat burn. My journal has a blueberry that is N deficient its leaves slowly lightened to a yellow color. But yours as I can tell from the picture look crispy.....
 

thewinghunter

Active Member
no not lights, they dont blerach lower fan leaves, just maybe slight N add, otherwise during flowering EXPECT fans leaves to get yellowed and fall off
 

luvtitty

Member
well the buds look alright, how could i tell if the buds are healthy? so its either N deficiency or having the light too close right?
 

figtree

Active Member
Yellowing does happen in flower, but its a bit early if your only 2 weeks in. i would say bump up your N just a touch to make up for it. sometimes this will happen with an overwater as well, they like to be a bit dryer during flower.
 

plantz

Well-Known Member
From the looks of it, you most likely have a Nitrogen deficiency, which in return is causing the plant to use stored nutrients in the leaves.
 

johnny12r

Well-Known Member
i just copied this and am putting it here for you to read:
As these leaves age and lose their ability to carry on photo synthesis they turn chlorotie (yellow) and fall to the ground. In humid areas care is taken to remove the yellow or brown leaves, because they might invite attack by fungus. During chlorosis the plant breaks down substances, such as chlorophylls, and translocates the molecular components to a new growing part of the plant, such as the flowers. Your ladies begin to lose their larger leaves when they enter the flowering stage, and this trend continues until senescence. It is more efficient for the plant to reuse the energy and various molecular components of existing chlorophyll than to synthesize new chlorophyll at the time of flowering. During flowering this energy is needed to form floral clusters and ripen seeds.
 

johnny12r

Well-Known Member
its not the lights. its normal but you can help a little by adding nitrogen about a week ago,but its too late now .(you will most likely give them nute burn trying to help i would just feed it your normal nutes next feeding.).either way they will fall off and new ones will grow back so don't worry too much.mine did the same thing at about 2 weeks now at week 5 they look great.
 
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