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Back to Grow Questions
how to know how much ppm a cannabis plant can handle
Brent_60s
started grow question 4y ago
how to know how much a cannabis plant can handle of ppm and how to find out
Solved
Feeding. Other
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Chucky324
answered grow question 4y ago
Hello. In the back of my Advanced Nutrient catalogue it has charts that are up to 2000 ppm. I usually do 800 to 1000 ppm in veg and 1200 to 1400 ppm in flowering. At 1600 I usually get some leaf tip burning and huge buds.. Chuck.
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Similar Grow Questions
Solved
thenewdude
Hello! time to feed flowering Fert or another week of veg post fimming an auto?
hello! week 5 with my auto, should be flowering week. but I fimmed her, so , please look at my last week and tell me if I start giving her flowering fertilisers or If I stick to another week of veg? thanks
Week 5
Feeding. Schedule
Feeding. Other
Techniques. FIMing
6y ago
1
1
Solved
Tacomagarden
Best liquid organic fertilizer during veg
What do you guys recommend for a liquid organic fertilizer during veg?
Week 3
Feeding. Other
4y ago
2
9
Solved
Ananas_Comosus
Given these Specific Conditions, When should I Water?
Considering an equal mix of coco coir, perlite and good quality clay based top soil, what are the signs I should look for before watering? I am growing outdoors in full sun, in 6 gallon plastic containers in a tropical climate. Looking for experienced, informed consensus.
Week 5
Feeding. Other
4y ago
6
8
Solved
OoOgAuTo
Order of mixing Base Nutes additives
When mixing different nutes and additives what is the correct order for the nutes. I've seen mix base and than the additives, I've seen mix additivives and than the base, I've also seen mix your silica first, base, cal mag, than additives. Im using Hydroguard, AN MGB, +additives.
Other. General questions
Feeding. Schedule
Feeding. Other
5y ago
4
4
Solved
Shadowhound
To Tea or Not To Tea
How's it goin y'all, my question, I hope it's not a dumb question, do I NEED to brew a compost tea if my soil already has fertilizer and nutes in it (using Dr.Earth dry amendments like the all purpose 4-4-4, veg 5-7-3, and bloom 3-9-4) for autos?
Feeding. Other
5y ago
2
2
Solved
MobyDick420ESP
sulfur is good in marijuana to prevent pests like spider or trip, whitefly? can you burn the leaves? Google Translate
Feeding. Other
7y ago
2
2
Solved
SherbGrows
Is it safe to use citric acid to lower ph of tap water? Organic grow
I am looking into alternative methods to organically lower the ph of my tap water. Tap water where I live normally ranges from 7.6-7.8. I have read that using vinegar can be bad for the plants overall so Im wondering about trying citric acid? Curious to know. Thanks!
Feeding. Other
5y ago
2
2
Solved
Spicy_lemon
Biobizz
Can I grow using Biobizz bio grow and bio bloom without adding other nutrients?
Feeding. Other
5y ago
1
1
Solved
Organicanna2020
Flawless Finish for flushing before harvest when using organic nutrients?
Does anyone have any experience using Advanced Nutrients Flawless Finish for flushing when using organic nutrients? Have you been happy with the results? Any loss in terpene/flavor profile? I'm currently growing Acapulco Gold (Barney's) using Advanced Nutrients full organic line.
Week 12
Other. Other
Feeding. Other
6y ago
2
4
Solved
Growmancan2
Watering question
So my plants are 30 days old.. Ive been giving them about 1.2 liters every second day or so. I can't see roots at the bottom of the air pot.I'm watering slowly and still alot comes out the side.And very little if none out the bottom Should I give them more water??. 22lr air pots
Week 4
Feeding. Other
7y ago
4
2
Solved
ILikeTomatoes
Weird leave tips
I'm growing it on coco and perlite. Im not using any nutrients for now, just water. I think that may be a signal that its time or its close to start feeding it? Im on day 9.
Feeding. Other
7y ago
2
Solved
JLive3asy420
Minor compost tea - how long will it keep
I have a 5 gal bucket of dechlorinated water, ph 6.5 and ppm 300. Watering seedlings to the bucket is going to last a while until empty. I wasn’t thinking when I made it up. How long will this be okay to water with? I have bubblers in it and keep it covered.
Week 2
Feeding. Other
Techniques. Other
5y ago
2
2
Solved
BipolarHellas
Dark Green Lady...
Is her dark green colour because of excessive nitrogen?I keep adding some in the nutes mix although she is in full flower mode...
Week 11
Feeding. Other
7y ago
5
4
Solved
Treenoded
How much Hesi Supervit should I use?
During veg stage I used a sample of Hesi Supervit that I had, on the instructions said they need one drop per 4.5L i used 0.5ml/L but I had no problems with it. this sample ended and I bought it again 3 weeks later. Now I used 1 drop per litter as they sai
Week 7
Feeding. Other
7y ago
1
1
Solved
SeniorVargas
What would be your recipe?
Hi. How would you make a good soil improver for flowering ? In my case, the trick is that I only have : vermicompost , bat guano, bone meal and bananas peels but no info about each of their NPK at all. Thanks
Feeding. Other
5y ago
4
5
Solved
Mikewithgreenthumbs420
Advice for nutes which order veg to bloom never used before and how much to feed girls
Advice on how to use nutes trio pack never used this before don't know which goes first do I mix in separate gal jugs I'm assuming to never mix together and which order too start feeding my girls got a few in veg and then my white widow flower which do I feed her first
Other. General questions
Feeding. Other
6y ago
5
Solved
kizdog
perlite algae?!
I'm starting to get algae on my surface perlite. Been feeding ~100ml twice a day, is this too much? I've also been keeping tubs of water inside my tent for humidity. Could this be affecting it? I'm just scared and confused 😂
Week 2
Feeding. Other
5y ago
2
2
Solved
Farmboyconnor
Checking the ph I found something that concerned me . Ph going in is always around 5.8-6.2 , I checked the ph of the runoff and it was 7 . What is the problem here, should i be worried?
Week 8
Feeding. Other
7y ago
1
3
Solved
smellyMoustache
Should I Foliar Feed After 2nd Week Flower?
I've been toying with the idea of a foliar feed during flower. I normally don't do any foliar feeds after the second week of flower, just to help prevent contamination or buildup of non-medicines in my final product. Any suggestions as to what i should feed my lil purple budling?
Week 3
Feeding. Other
6y ago
2
2
Solved
Barzogrowops
Flushing?
When should I start flushing my autos there 7 weeks from seed an been in flower for 4 weeks
Week 7
Feeding. Other
6y ago
1
5