EC or electrical conductivity is one of the main things to consider when growing marijuana. This parameter expresses the concentration of mineral salts of the nutrient...
Are you using sulphur-free mollases ? Sulphur reacts with almost all other nutrients positively or negatively, depending on which nutrient, so too much would cause your symptoms, which do resemble cal/mag/nitro problems all at once.
Are you using sulphur-free mollases ? Sulphur reacts with almost all other nutrients positively or negatively, depending on which nutrient, so too much would cause your symptoms, which do resemble cal/mag/nitro deficiencies all at once.
Hell I know this is old school but I would say get one of theseView attachment 4725476to go with the information that you are getting here as always thank
In that case i would give calmag at 1ml/L every feed, rather than just now and then as you have been doing, or half of what the calmag instructions say.
Fed some cal/mag and the issue cleared up for plant 1.The other plant had a potassium deficiency, also possibly a nitrogen toxicity? Looks like Dr. Who was right about that. Apparently FFHF isn’t enough for a full run for all strains. Just finished up as is and the nugs turned out pretty good in the end. Since I had added the Bloom Booster it helped as it broke down week by week but should have added earlier to give it more time.
Here’s the final product - all in all a successful second run. The third time I have much more of a plan in place. Going no-till organic in a 30 gal bed.
peace