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hello i just noticed these spots on my leaves. Do you think its nute burn, high ph or deficiency?? Thank you http://www.flickr.com/photos/53132297@N08/4899127068/

http://www.flickr.com/photos/53132297@N08/4899127450/ http://www.flickr.com/photos/53132297@N08/4899127068/

i just started to notice these spots on the leaves. Been doing some reading i think it might be soil ph problems. im using peat moss soil, watering with 6.5 ph and using AN 2 part feeding program. any thoughts on what it might be?? Thank you

Bump...........

Hello if im using co2 enrichment and keeping my room at 1500ppm should i use a heavier nutrient feeding program? Thank you

Has anyone ever used a Sentinel CHHC-1 with a digital ballast like the 600w Galaxy i have? i just orderd the chhc-1 and i just read that digital ballast interfere with these controllers.. anyone ever had problems i should know about. thank you

Hello i would like to maintain my room temp at 78 degrees . is there any temp controller i can connect to my wall mounted a/c unit you recommend. i see alot of day night temp controllers on bghydro.com but they say their for vent fans.. can these be used connected to a a/c unit? Thanks

Hello im wondering if i use a a/c unit in m y grow room does that eliminate the necessity of a air cooled hood? or should i use both?

Bump!!!!!!

Hello im about to purchase a CO2 Tank and ppm controller but i was wondering if there might be any dangers involved with this?? could the tank suddenly explode or take off and cause damage or anything like that i should know about?

any other ways?

hello im using advanced nutirents and on the chart it says to use 0.15ml, 0.173ml, 0.08ml of barricade.. what exactly do i use to get these measurements?? cant find anything tahts measures 0.173 or 0.08ml thank you

ok my grow room is dimensions are 7 ft(L)x 5 ft(W)x 7 ft(H) and im using and soler & palau 293/218cfm exhaust and i plan on cutting out 2 8" holes at the bottom of the door for passive intake.. does anyone know any good ideas on how to filter a passive intake so i wount get bugs and...

Hello i just bought a bale of a soilless mix and on the info sheet it says it has a ph of 5.5-5.8.. Im using Advanced Nutrients and on the feed chart it says to keep soil ph at 6.3.. so i looks like i need to raise the ph of my mix... ive been reading that dolomite lime should do this but i...

I was wondering if transplanting has any benefits.. if im using a soilless mix can i just start seeds in 4 or 5 gallon pots and never transplant.. or do i need to start in a small pot and transplant 2-3 times? Thank you

Does anyone know if these reflectors come with the "V" Hangers or do i have to order these? separately? cant find that info on their page

Hi everyone.. just wanted to know if anyone ever heard about this.. The soilless mix i find in my area comes with or without this.. What would be better for my grow? planing on using beneficial microorganisms. i found that its effective against diseases such as black rot, brownpatch,and other...

Thanks alot again! very impressed with help people are willing to give here

THANK YOU. OK lets say during the seeding and early vegetive growth cycle that im not using any AN nutes just fresh water, should i add Calmag to that R/O water?