you put a drop in the water and the indicator changes to a colour that indicates the ph of the water or solution eg acids yellow to red alkaline dark green to purple neutral green
hi everybody, i have been experiencing very slow growth so i did some ph tests and i discovered that the tap water i have been using has a ph of 8.5 to 9 so i decided to transplant my plants into a fresh soilless medium ph of 6.5. I started using hydrochloric acid to adjust water ph to 6.5...
i have a few two and a half foot plants in two gallon pots that are root bound. i am about to transplant them into 6 gal pots and then in a couple of days switch to 12/12 for flower what i was wondering is should i loosen or scratch up the base and sides of the root ball to free the roots up a...
so i am setting up a carbon filter and exhaust fan in my grow room. i am concerned about noise issues as the exhaust is loud its a 10'' 18m3 per min not sure what cfm that is, so i want to put the exhaust fan in the roof and run ducting into the grow room connected to the carbon filter. is this...
has anyone noticed this info contradicts the topping info in 'uncle bens' topping method? where he says that you should not top at the 4th node and instead top at the 2nd??
hey guys im just germinating my big bud seeds atm and am unsure about when and in what quantities to start to feed the seedlings? as i am using a soilless mix for the first time, im using the canna tera flores and veg. thanks alot for any help