G gr0w4sh0w Member Apr 24, 2020 #1 1. My 6 autoflower seedlings are 8 days old from planting (4-5 from sprout) under 20/4 250w hps. When should i switch to 400w and 600w? 2. I use biotabs starterkit when should i put the tabs in the soil and water with bactrex? Last edited: Apr 24, 2020
1. My 6 autoflower seedlings are 8 days old from planting (4-5 from sprout) under 20/4 250w hps. When should i switch to 400w and 600w? 2. I use biotabs starterkit when should i put the tabs in the soil and water with bactrex?