I had similar problem - it was my nutrient choice. Unfortunately I don't recall the details. But the sum of it was the nitrogen in the fertilizer can come from 2 sources. As I recall one was nitrates, and the other was ammonium based or something like that.
When using the nitrates, the plant...
Germing the seeds with a damp paper towel. Once they sprout, I'm dropping them into the cubes.
I just got my test samples, so I'll give this a shot and update the thread with the results.
Thanks for all your input.
Very helpful all! Thank You!
Ther fertilizer I was using was SUPERthrive. Is that OK to use or not? I mixed per instructions. 1/8tsp per gallon I believe. I have well water so I use the reverse ossmosis we have in the kitchen for my water.
Yes, this are hydro plants, hence the rockwoll...
Thanks.
Ideally I'd like to save them, but I understand. I do still have a few left.
So once I put the seeds in the rockwool, I shouldn't allow them to sit in any water.
Should I let the cubes dry until the outside appears mostly dry? Should I drip a little water on daily, just not let...
I'm certain my problem is operator error, but I just don't understand what I'm doing wrong.
My seeds sprout great, 100% Then I gently place them root down in a 1" rockwool cube (pre-soaked in water and mild fertilizer) and set them in a tray with maybe 1/4 " of water which I allow to evaporate...