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post #1 of 5 (permalink) Old 07-12-2010, 11:19 PM Thread Starter
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Question Hoagland's Solution

I have a bunch of dry ferts. does anyone know how to mix hoagland's solution using a mix of dry ferts? i want to mist my emmersed set-up with it. i have KH2PO4, KNO3, K2SO4, iron & CSM+B
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post #2 of 5 (permalink) Old 07-12-2010, 11:23 PM
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Hoagland's Solution (Plant Nutrient Solution)

Component Stock Solution mL Stock Solution/1L
2M KNO3 202g/L 2.5
2M Ca(NO3)2 x 4H2O 236g/0.5L 2.5
Iron (Sprint 138 iron chelate) 15g/L 1.5
2M MgSO4 x 7H2O 493g/L 1
1M NH4NO3 80g/L 1
Minors: 1
H3BO3 2.86g/L
MnCl2 x 4H2O 1.81g/L
ZnSO4 x 7H2O 0.22g/L
CuSO4 0.051g/L
H3MoO4 x H2O or 0.09g/L
Na2MoO4 x 2H2O 0.12g/L
1M KH2PO4 (pH to 6.0 136g/L 0.5
with 3M KOH)

1) Make up stock solutions and store in separate bottles with appropriate label.
2) Add each component to 800mL deionized water then fill to 1L.
3) After the solution is mixed, it is ready to water plants.

from a wiki link.....http://en.wikipedia.org/wiki/Hoagland_solution
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post #3 of 5 (permalink) Old 07-13-2010, 12:01 AM Thread Starter
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Quote:
Originally Posted by xmas_one View Post
Hoagland's Solution (Plant Nutrient Solution)

Component Stock Solution mL Stock Solution/1L
2M KNO3 202g/L 2.5
2M Ca(NO3)2 x 4H2O 236g/0.5L 2.5
Iron (Sprint 138 iron chelate) 15g/L 1.5
2M MgSO4 x 7H2O 493g/L 1
1M NH4NO3 80g/L 1
Minors: 1
H3BO3 2.86g/L
MnCl2 x 4H2O 1.81g/L
ZnSO4 x 7H2O 0.22g/L
CuSO4 0.051g/L
H3MoO4 x H2O or 0.09g/L
Na2MoO4 x 2H2O 0.12g/L
1M KH2PO4 (pH to 6.0 136g/L 0.5
with 3M KOH)

1) Make up stock solutions and store in separate bottles with appropriate label.
2) Add each component to 800mL deionized water then fill to 1L.
3) After the solution is mixed, it is ready to water plants.

from a wiki link.....http://en.wikipedia.org/wiki/Hoagland_solution
That has a bunch of ingredients i don't have like potassium hydroxide
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post #4 of 5 (permalink) Old 07-13-2010, 12:23 AM
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Quote:
Originally Posted by Mr BrownThumb View Post
That has a bunch of ingredients i don't have like potassium hydroxide
lol, you still owe me $.02

ahah
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post #5 of 5 (permalink) Old 07-13-2010, 12:41 AM Thread Starter
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Quote:
Originally Posted by xmas_one View Post
lol, you still owe me $.02

ahah
jfgi baby

Dude you're like this when I ask a question in here or on SCAPE:

http://www.youtube.com/watch?v=BPfq2L4eWHY

For real!
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