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Thursday, March 26, 2026 TowneFamilyVT Vermont

Entry 7 of 9  
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The Seedling VIP Treatment: Rolling Out the Microbial Red Carpet

I'm experimenting with a 2-zone system in 2-gallon pots to completely eliminate transplant stress for a 3-week indoor grow.

The inner 4" zone will be clean Pro-Mix HP, providing a sterile-adjacent germination environment for the first week.

I'm currently pre-charging the outer zone, which will act as the biological engine.

My thinking behind the outer zone:

- Water Prep: My tap water uses chloramine, which won't off-gas and suppresses biology. I neutralized it with ascorbic acid, then pH'd to 6.5 for the peat medium.

- Worm Castings (6%): Blended into the Pro-Mix to act as physical housing for the microbial network to colonize.

- WOW 5:2 (Humic/Fulvic + Seaweed): Added to feed the biological community as it establishes.

- The Inoculants: Mycorrhizae, Azos, and Trichoderma incorporated throughout.

This outer mix is pre-charging on an 80F heat mat for 7 days to activate the spores. When the root pushes out of the clean inner zone, it drops right into a living, fully functioning ecosystem. Ill fill 2 gallon pots tonight.

Overcomplicating? Likely, but I can't help myself.
 



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