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Will be trying Hydrogen Peroxide tomorrow night, as nothing previously tried has worked!

Whats is your low temp and your high temp in a 24hr period. Are you using a fan to circulate air around your plants? If not you might be looking at Blight or Foliar Spots?

I foliar sprayed them with SM-90 three nights ago (starting to look better), and watered with Liquid Karma (wetting agent) and Activinate (bacteria) last night. Will spray them again tonight with SM-90, and a third time 3 days later.

by 'by morning' i'm assuming you mean 'by the end of dark'? what sort of light are you using? what sort of light cycle? By "sunset". Moms have always been under a 6 lamp T-5 fluorescent, 18 hrs / light 6 dark. Rooted clones are currently in 4 inch pots, Ocean Forest amended with...

The mothers were no more than 4 months old. I no longer have any as I cut them all down. I cut them down at soil line, them cut a vertical cut up the stem, the center of stem was dark, however the rest of xylem looked free of fusarium wilt (no dark streaks). Now I am just looking at saving the...

I have been having some issues for a year now. My mothers started getting dark purple stems, followed by necrotic margins on lower leaves, some spots. Leaves later dry and dye. Wilting by morning in veg. (fusarium wilt?) I have been using the same nutrient line / schedule for 5+ years with great...