The Grow Awards 2026 🏆 
Calmag deficiency?
Robertsanswered grow question 4y ago
Yes but a soil ph check would be my first thing to look at. Make sure you are in range. Nitrogen level is a little heavy.
likes
Complain
Similar Grow Questions
Solved
WEEDOOR
GC auto developmentHow do they look? the color is ok? the shape of their growing?
I am worry about deficiency or efficiency of nutrients.
Thanks!!!Leaves. Color - Yellow
Leaves. Other
Plant. Too short
5y ago
2
3
Solved
StonerAlien
Yellowing leaves in early flowerI'm having issues with yellowing on leaves. I don't know of its a sulphur deficiency or possibly something else? They seem to be affecting the newer leaves. The issue just started a fee days ago, I fed some extra N ferts though it didn't seem to help none. it won't upload my picWeek 1
Leaves. Color - Yellow
5y ago
3
Solved
GanjaGartenZwerg
Mangel in der vegetativen PhaseMeine pflanzen in Coco Perlite haben immer am Anfang eine Mangel den ich mir nicht erkläLeaves. Color - Yellow
2y ago
2
2
Solved
BudmanFlyingjoint
Coco Grow ProblemsOverwater? Underwater? Calmag deficiency? Coco Grow
Start watering every day 2 times but now i am letting dem get dry. very confusingLeaves. Color - Yellow
Leaves. Color - Pale
Plant. Wilting
2y ago
4
4
Solved
Goodvibs
Carry on or start againFirst try dwc and has not gone well from the start. Plants whent very yellow way more than they are now., I think they got way to wet. bigger one has roots just showing threw net. Question is should I bin the lot and start again 🤷Leaves. Color - Yellow
Roots. Other
5y ago
1
2
Solved
Growergirl_1996
Can someone please tell me what i am doing wrong?Hey everyone,
I am growing a Fat-Banana Automatic from RQS an she is growing pretty well. She is now three weeks after the germination and I had some issues at the beginning with ph(about 7,1 pH). TSoem of the lover leaves turned yellow. what ca i do?Leaves. Color - Yellow
4y ago
1
1
Solved
TheObserver
Flushing time?Hi good people, do I have to start flushing on one of my two plants? Just started week n.14 from seed.
Beside the wind burn, will She be ready to be harvested in 2 weeks?Buds. Other
Leaves. Color - Yellow
1y ago
1
1
Solved
Swoosh
Yellow streaks on top coal leavesLight stress? Anyone seen this before? Its mainly on the top leaves near the light. All the other leaves look fine. Guessing it's not difficency. Running mars hydro ts600 plant was about a foot from light. Also feeding with every water. CheersLeaves. Color - Yellow
5y ago
1
Solved
MrGrowthSpurt
Please Help me Help a Friend.So a buddy of mine is growing outdoors, I'm growing indoors, we both are newbs, one of her plants is yellowing and decaying badly and she said she feeds 1 to 2 times a week rain water with no nutes and she doesn't ph the water. What could be the issue?Leaves. Color - Yellow
Leaves. Color - Dark-brown
4y ago
4
4
Solved
TheSecretLab
we have this Gelato 33 plants on their 1st weed of planting on 40L Pots, it looks like yhe plants are stressing by my Point of View , the temp in the room is 29° and night 16°. They have been 1 week 24h light schedule and now we just made it 18/6h . Would need some help on it.Leaves. Edges burnt
Leaves. Curl up
Leaves. Color - Yellow
2y ago
2
2
Solved
Sup3rNov4
Old growth turning yellow and limpHey Farmers. A quick question for my current diary. I'm currently at the start of week 8, 3 weeks into flower leaving 2 - 3 weeks left until harvest my query is the bottom fan leaves are turning yellow and limp. I think this is normal this far into flower. should I remove them?Week 8
Leaves. Color - Yellow
5y ago
1
3
Solved
Rando1314
3/5 plants turning yellowish lime greenLeaves turning yellow on just the larger 1s, same feeding schedule of gh products. Maybe nitrogen or calmag deficiency? 1st time this has ever happened esp w them all being the same strain would figure they would be good w the same-ish nutrient guideline. Ne ideas appreciated ty4y ago
2
2