I've heard you can use pennies in soil for zinc deficiencies is that true.
Printable View
I've heard you can use pennies in soil for zinc deficiencies is that true.
zinc deficiencies are rare...use standard cannabis nutes
check the grow forums...Growing Information - Cannabis Forums Message Boards - Medical Marijuana, Cannabis Club, Dispensary, News
Also a two month old plant has leaves turning yellow only on the armpit leaves not the fan leaves any clue what i can do??
Check your ph, and fill-out the troubleshooting form to the best of your ability. A picture or two would help.
WTF are armpit leaves?