A dark green and waxy appearance with tips curling down is a sign of nitrogen toxicity, close to lock out. What is the intake pH? Nutrients besides calmag? (also note calmags are usually 1(2/5)-0-0. So they also supply N. So cut back on that. For the best help, we need a ticket though. The forum is open,free and secure. Here’s a ticket.
Experienced community members and expert staff will be better informed and more capable of providing a more informed answer.
COPY/PASTE the below list into your forum post.
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)
-What strain, Seed bank, or bag seed (photo or auto) -
-Age of plant/what week of flower -
-Method: Soil w/salt, Organic soil, Hydroponics, Aquaponics, KNF -
-Vessels: Pots, Grow beds, Buckets, fabric pots -
-PH and TDS of Water, Solution, runoff (if Applicable) -
-water source. Di/ro? City/well? -
-PPM/TDS or EC of nutrient solution if applicable -
-Method used to measure PH and TDS -
-Indoor or Outdoor if indoor, size of grow space -
-Light system LED, MH/HPS/CMH/Fluorescents, or other -
-Actual wattage draw of lights -
-Current Light Schedule -
-Temps; Day, Night -
-Humidity; Day, Night -
-Ventilation system; Yes, No, Size -
-AC, Humidifier, De-humidifier -
-Co2; Yes, No -
If growing Hydro some additional questions:
-DWC? RDWC? Autopots? Ebb and Flow? Other? -
-Distance of liquid below net pot (DWC) -
-Temperature of reservoir -
-TDS of nutrient solution -
-Amount of air to solution -
Always try to upload a clear picture in white light of any issues you may have to allow the community to assist you.
Add anything else you feel would help us give you a most informed answer should be included. Feel free to elaborate, but short and to the point questions and facts will help us help you in a more efficient manner