Answer these simple questions the best you can.
If you do not know, or do not use something; Just say so; Or post
NA (non applicable)
My plant has had a sudden change in health over the last 3 days almost like it was suddenly poisoned. It’s 3 weeks into flowering and the leaves changed colour from the bottom up going patchy then curling upward and crisping then dying.
Auto AK strain.
Grown in perlite soil.
8litre breathable pot.
Ph constantly tested between 6.3 and 6.8. Run off slightly lower.
In veg stage used Formulex nite solution from grow supply shop in uk. Used only half suggested amounts. Switched to Big bud two weeks ago also on half quantity.
Small grow tent 600x600 x 1400.
Started in veg with full spec led but when flowers appeared fitted Mars hydro ts1000.
Day temp 22-26
Night temp 18-22
Humidity now in flowering down below 40
Vent fan drawing in fresh air from house and extract into loft space where tent is situated.
Ram fan blower on constant.
Dehumidifier in tent with 2x 40watt heaters controlled by smart app to maintain temp.