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Back to Grow Questions
Calcium/magnesium
Vps420
started grow question 5y ago
Is that a deficiency of calcium/magnesium?
Solved
Week 6
Feeding. Deficiencies
1 like
Tweak
answered grow question 5y ago
What is your growing medium? If you’re growing in soil I highly doubt it’s a cal/mag issue as there is plenty of cal/mag for a grow in most quality soils, more likely you’re Experiencing pH fluctuations in your medium.
2 likes
Complain
Selected By The Grower
sir_isO
answered grow question 5y ago
Vague, though I would probably use calmag...but then, I'd probably also add a bit of sulphur and phosphorus if I have some.
1 like
Complain
OrganicNature420
answered grow question 5y ago
1.0 ml of calmag per 1lt will do it wonders for next week or 2. Then start lowering it 👍🏻🌱❤️🍁
1 like
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Similar Grow Questions
Solved
purplehazelover420
Magnesium issues With autoflower
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Feeding. Deficiencies
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Solved
Jordan73
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Phosphorus deficiency? I have 2 leaves that look like this.
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Feeding. Deficiencies
3y ago
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Lol_You_Looked
White and yellow spots, yellowing leaves? What is going on!
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Leaves. Tips · Burnt
Leaves. Color · Yellow
Feeding. Deficiencies
3y ago
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Ziooomoooleeek
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Roots. Other
Feeding. Deficiencies
Germination. Paper
4y ago
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Solved
kira90
notice any nutrient deficiencies or toxicity ?
Hi guys, I was wondering if you could tell me if you notice any nutrient deficiencies or toxicity auto 25° /55%rh / ts1000 distance 60cm 75%power 40 dli (photone) feed two days ago and still wet with 700 ml 0.5ml bllom Budcandy 1ml 1ml rhinoskin 0,5 calmag
… Show more
Other. General questions
Feeding. Deficiencies
2y ago
1
3
Solved
WulfBlud
Add CalMag or Manganese? Still slightly discolored and veiny leaves on week 6
Calcium or Manganese deficiency? Last week had what I thought was early calcium deficiency. Gave it a dose of CalMag but now not sure if it’s still Calcium or possibly Manganese. I do mean manganese but I realize it could be a CalMag or Manganese deficiency as well.
Week 6
Leaves. Veins · Stay green
Leaves. Color · Pale
Feeding. Deficiencies
3y ago
2
Solved
Growergirl_1996
Leaves yellow And holes
Good morning,(Day 30 after germination) I watered the whole week with pure water. Now some of my leaves turned yellow and some even have small holes. Is this a lack of some nutrients? Today I started to use 0.5ml/l BioGrow,BioTop and BioBloom. Plz help 🆘 me
Leaves. Color · Yellow
Feeding. Deficiencies
5y ago
1
1
Solved
guggapeter
Help needed - harvest time?
Hi, I'm now in week 12 and I feel that after the flush my 2 vertigo stopped developing. They also have a lot of leaves with some mag issues. Not all the pistols are amber (70%). Also, the trichomes are not all cloudy. I'm not sure but I think I don't see changes anymore.
Buds. Not fattening
Plant. Stem · Red or purple
Feeding. Deficiencies
6y ago
2
2
Solved
yokotasan
Calmag overdose?
I saw a cal deficiency. So i bought sensi cal mag. I have prepared water with calmag for tommorow. But, i decided to spray before their night with calmag water today. Will it be cal overdouse if i give them water with calmag after spray with calmag?
Feeding. Chemical composition
Feeding. Deficiencies
4y ago
3
Solved
jeannoTapin
Leaves yellowing, tips and edge burning and strange dot patterns
Hello, D57 (of 63/70 days) Is it over or under feeding? it's been 2 weeks leaves are yellowing et 5 days some dot pattern burns appear? Been giving full dose of biobizz for a few weeks. What could be the root cause?
Week 9
Leaves. Edges burnt
Leaves. Other
Feeding. Deficiencies
10mo ago
12
9
Solved
MrGreenMan
Is this just natural harvest deficiencies?
Hey everyone! I’m coming close to harvest on my Dark Devil Auto and I know that the leaves start showing deficiencies near harvest. Could someone just confirm that’s what’s happening to my plant as it’s my first grow and many sure 😅 thank you 🙏
Week 9
Feeding. Deficiencies
6y ago
8
Solved
CharlieilBrown
Rust-colored margins and dots. I would like to go back to fertilizing but I am afraid that it is an excess of potassium
Outdoor in the vegetative phase, southern climate. Soil is Biobizz light mix. So far I have only fertilized 2 times with the tripack ph perfect Advanced Nutrients. These rust-colored burns are present on almost all older leaves. Enlighten me please 🙏
Leaves. Tips · Burnt
Feeding. Deficiencies
4y ago
2
3
Solved
420Baddie
Deficiency
First Time Grower, please help me understand what is going on with her? Just watered her today. It’s been 6 day before that.
Feeding. Deficiencies
4y ago
2
2
Solved
Playse
Is this the start of a nitrogen toxicity?
Do you guys think that she has received too much nitrogen? The leaves are pretty dark green and shiny...
Week 9
Leaves. Other
Feeding. Deficiencies
5y ago
1
1
Solved
Macfly
Deficiencia de Calcio
@Gi773s I've been noticing that little calcium deficiency for a week now, I think it's caused because I decided to water with osmosis water for the first 3 weeks to take advantage of the Auto mix 2.0 substrate without altering it for flowering. Cal Mag for the next watering, thanks bro!
Week 5
Feeding. Deficiencies
6y ago
2
2
Solved
FritzTheCat
Blotches on Haze Auto leaves (End of Week 8) - Diagnosis?
Could someone look at the last few images of my Haze? Is this a deficiency? What should I do at this late stage? Otherwise it seems okay, other three Autos are doing great. Block would look different? Very crowded tent. Fairly warm 25-30c. Humid 55%. Feeds 600ppm. Cheers!
Week 8
Leaves. Color · Mottling
Feeding. Deficiencies
6y ago
1
1
Solved
ngenius
I was wondering if it is normal for my autoflowers this age to be so small. do they need more nutrients nex time i water them ? this is my first ever grow so i am still verry new to all of this. Any help would be greatly apreciated 👊👊
Week 1
Plant. Too short
Feeding. Deficiencies
Feeding. Other
5y ago
4
3
Solved
buddhi_coop
Yellow tips on new growth
What do the yellow tips on new growth mean?
Leaves. Color · Yellow
Leaves. Other
Feeding. Deficiencies
5y ago
1
1
Solved
Green_Knight
What is the best choice for a reasonably priced, accurate PH meter? I have yellowing new growth.
Feeding. Deficiencies
4y ago
5
7
Solved
2x2growing
Nutrient burn symptoms?
I may have slightly burned my plants based on the burnt tips. But do tiny brown spots near the tips also mean the same thing? Also some leaves are not completely greening out:s I know I’m not over watering the pot either. And they are getting cal/mag. Also grown in fox farm soil.
Feeding. Deficiencies
6y ago
2