seedling new growth slightly pale green. Nitrogen excess or deficiency?

mudballs

Well-Known Member
Oh depends on pot size and how hungry the plant's pheno is sometimes it's just once every 2 weeks you add a little top dressing sometimes I need a little more depends how your media developed through the grow. if you have to water very very often you have a more porous media with a lower cation exchange capacity and that must be accounted for by increasing the frequency of top dressing you don't go crazy. Once a week is not extreme but how much you put on could be extreme
 
Thanks Mudballs. Makes sense. I was thinking 2 to 4 tablespoons per 5 gallon pot. It should have good cation exchange. I am currently reading Teaming with Nutrients: The Organic Gardener’s Guide to Optimizing Plant Nutrition.
 

Hollatchaboy

Well-Known Member
Feeding schedule for dry amendments, has a lot to do with plant size, and soil volume. If you're trying to grow in a living organic soil, a large soil volume is ideal. Smaller soil volumes, you'll have a harder time keeping up with the plants nutrition demands, as it gets bigger, unless you supplement with a fish hydrolysate and seaweed fertilizer. It's not impossible with smaller containers, but it's more work, and you better know what you're doing.
 

Nope_49595933949

Well-Known Member
Feeding schedule for dry amendments, has a lot to do with plant size, and soil volume. If you're trying to grow in a living organic soil, a large soil volume is ideal. Smaller soil volumes, you'll have a harder time keeping up with the plants nutrition demands, as it gets bigger, unless you supplement with a fish hydrolysate and seaweed fertilizer. It's not impossible with smaller containers, but it's more work, and you better know what you're doing.
What do you consider to be smaller?
 

Hollatchaboy

Well-Known Member
Cool, thanks. I think that's part of my issues I have. It's getting better but it's a real pain in the ass in a 5 gal fabric pot
Look into sips. You can use a smaller volume of soil( like mine is 7 gallons). They keep your soil moisture level at almost perfect, and keeps the microbiology thriving.







A soil bed would be best though, but you gotta have the room for it.
 

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mudballs

Well-Known Member
2-3tbsp per 5gal is good starter "amount" but no one but the grower can say when to repeat a top dressing in a 5g. I typically use 1-2tsp per 3g every weekish and its not hard
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mudballs

Well-Known Member
You know, think about a depleted micro nute way deep in a 40g tote.not so fast and easy to fix right?
That's my thinking...in a 5gal little faster to fix, in a 3g there is no fix needed
 
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