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What solvent and purity are you using?

Looks like ph issues ! Try replacing your water weekly or more frequently

Any suggestions what to do with this after harvest?

Northern Lights Auto The place was under construction and I couldn't control the environment (heat stress/ humidity) and on top of that... these ladies dried cause an air pipe slid off and siphoned all the water out of the system WHILE i was out on a trip (4 weeks into flowering) ... dried out...

Aand these are my roots currently chilled at 21c! These are 30 gallon totes

Its really messy cause the other rooms were under construction which just finished... the dust and heat affected these ladies for the first few months

This is my system btw! Newbie here hope to get some advice! Thanks! Recirculating waterfall dwc 2 sets of: 4 by 8 grow tent 1/4 hp chiller; water temp 21c 65 gallon water volume Two Sf4000 spider farmer (450w draw) 12w uv sterilized 500 ppm 5.8 ph swings up to 6.5 Other led now is a bestva...

This lady also has had this color shade and pattern her whole life ... is this normal?

New spots came in and they’re really white lol are these molds??? But they don’t look powdery at all ... more like the pigment disappeared

Thanks for the share! Definitely keeping these in my notes

Also getting these weird gray spots on my ladies ... what could this be?

Hey guys, is this led burn? It’s placed 24 inches away from the canopy from a 450 watt wall draw LED fixture.

Thanks for this! Replaced my water weekly and it seemed to have solved the fluctuations!

I recently tried some of these bnc ph probes with my blue lab controller...

Are you allowed to fully submerge PH meter probes of controllers? I'm experiencing a weird problem wherein my PH is different submerged in the bottom (PH4) of my control bucket compared to when I measure it on the top level (PH6). Anyone experienced this?

Hi! Have you tried using ph probes from China? Would these last?

Hey guys! Just wanted to clarify the problem I'm experiencing ... not so sure if this is led burn, nutrient burn or a ph problem... just recently found out that my probe was not calibrated and it was swinging below ph 4. I'm currently running two RDWC setups with 8x 5 gallon buckets and 450w...