Auto nutrient advice, pc box grow.

Triplec

Well-Known Member
I plan on starting nutes this Saturday. It will be 15 days since planting and my larger plant of the two is already working on node 3. I need some advice on how much nutes to give the. for my setup. I've listed all the grow details at the bottom. Everything I've read tends to suggest using 1/4-1/2 of the recommended dosage. The problem is, with the bio-grow and bio-bloom nutes the dosage range is 2-5ml per liter of water.

My pots/plants can only take around 500ml of water before run off. Maybe a little more depending on how dried up they are, but I was planning to stick to 500ml for feeding. So a few questions are below.

For the remaining of veg, how much grow nute should I mix with 500ml of water? I'm thinking 1.5-2 max.

Should that be the same for bloom nutes when flowering starts?

When flowering beings, probably in around 2 weeks from Saturday, should I continue to use the grow nutes plus the bloom nutes? Bio-grow directions say to use grow throughout the entire grow, but not sure how this coincides with autos.

Here's my setup:
Strain: 2 northern light autos
PC grow box
3x - 15w LED light rails (45w total)
(Red(630nm): Blue(460nm) 2:1 ratio.
2 exhaust fans and 1 intake fan (seems like it has good airflow).
Temps: 77ish degrees F.
Humidity: 40% with lights/fans running. 50-60% during dark hours.
Light cycle: 18/6.
Soil/nutes: BioBizz light mix, bio-grow, bio-bloom.
Pots: 1 gallon round, plastic.
Water: distilled
 
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