Jacks for Dummies

Canna Bus

Well-Known Member
I've been using this Jack's Bloom feeding schedule with very good results. I grow 11/13 from seed so I don't have
a Veg feeding schedule. I made this feeding schedule from information I put together from a number of RM3 posts.
read what RM3 says above about the use of feeding schedules.

BLOOM - Weeks 1- 4 = 1/4 tsp Silicon - through wk 4 1/2 tsp Aquagold 1/4 tsp Citrus 1/8 tsp Epsom

BLOOM - Week 5 = 1/4 tsp Aquagold 1/4 tsp P. Potassium Sulfate 1/8 tsp Epsom

BLOOM - Week 6 = 1/4 tsp Potassium Sulfate 1/4 tsp of Epsom

BLOOM - Week 7 = 1/2 tsp Aquagold 1/4 tsp Citrus 1/8 tsp Epsom

BLOOM - Week 8 = 1/4 tsp Aquagold 1/4 tsp Potassium Sulfate 1/8 tsp Epsom

BLOOM - Week 9 = 1/4 tsp Potassium Sulfate 1/4 tsp of Epsom

BLOOM - Week 10 = 1/2 tsp Aquagold 1/4 tsp Citrus 1/8 tsp Epsom
 

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chuckie86

Well-Known Member
this Jack's product:
http://www.jrpeters.com/products_/16491/17592-jack-s-professional/16387-5-12-26-hydroponic-.html
is the one designed to be used with the Calcium Nitrate.
I've used it. It works well and it is PH buffered to 6.0

Here's a link to more hydro formula's by jack's

http://www.jrpeters.com/who-are-you/hydroponics/products.html
I just bought the 20-20-20 and hope it works good and they make this stuff in Allentown PA about 2-1/2 hrs away which i s kool I found it at local garden store
 

treezly

Member
Jack's is made to work with all water types
Are you suggesting that I use calcium nitrate with consideration of my water ec/content? Glad you mentioned that I need to get my water tested because i'm running hydro. Being from Colorado have you ever heard of ethos collective? Was thinking of giving them a go.
 

RM3

Well-Known Member
Are you suggesting that I use calcium nitrate with consideration of my water ec/content? Glad you mentioned that I need to get my water tested because i'm running hydro. Being from Colorado have you ever heard of ethos collective? Was thinking of giving them a go.
No & no I'm a fan of Sulfates 8)
 
They both lack sulfur, sulfur feeds the trics, you'd be amazed at the boost in quality if you add sulfur

the Citrus has 4.9% sulfur and the Aquagold (which Jack's designed for MJ) has 9% sulfur
If you used this jacks citrus in soil, how much can you add ?
 

Greenthumbskunk

Well-Known Member
They both lack sulfur, sulfur feeds the trics, you'd be amazed at the boost in quality if you add sulfur

the Citrus has 4.9% sulfur and the Aquagold (which Jack's designed for MJ) has 9% sulfur

The reworked versions of the FeEd line of the 5-12-26 has 8.5% sulfur.

They have a lineup of cannibus ferts publicly now. I've been using the RO formula with great results as well
 
What’s your thoughts on the jacks 321 in pro mix? Seems like it’s best for hydro but peat being soilless, would it be a better option than the citrus or classic or the like? I grow outdoors and am looking for some advice/getting pointed in the right direction for next season. Gonna try dry nutes for the first time
 
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