leaf spots

I have been seeing white spots on leafs it's not tye powdered white stuff fungus but tye leafs are having patches, can anyone please help

Hey guys, anyone know what is causing my leaf problems? I first noticed it a couple weeks ago. My plants are outside in pots the soil is a mixture of pete moss, perlite, and cow manure. I’ve mostly been feeding them bat guano and worm castings, just switched to a high phosphate guano like 2...

Hi, First timer here. On Day 37 from seed, topped at 3rd node 4 days ago, PH 6.0, PPM 540, water temp 23 degrees Celsius, RH 50%, Room temp 23-30 Celsius. From what I've read so far it looks like it could be PH Fluctuations but PH hasn't gone below 5.7 or above 6.3 for about the past 2 weeks...

Hello, im New to Led Grow. This one im using a fixture with 2 cxm32 running low. Growing media os coco, nuts from canna. First days everything looking nice, one week pass and leaves are getting some spots. Im wondering if anyone can help. Thank you

hi, I have these in coco, looks like something’s up! Any advise would be good thanks

Hi Everyone, I've been on this site for 10 years and this is my first post. I have an outdoor garden 5 photoperiod and 4 autoflowers. The autos are about week 3 into flower. I moved them from outside into my indoor garden to finish flowering....big mistake. Prior to moving inside I treated...

I've looked through pictures of other plant problems and I cant seem to find it

So i have in my past had issued in dwc with plant leaves starting to get brown spots and it spreading, pretty much until the entire effected leaved dry and die off. I spent at least a month pretty regularly researching causes and testing various methods to correct what i thought was some kind of...

Anyone have any idea what this is? Day 12 flower..PPM's 814 runoff, PH 6.6 Using Mills A+B, Calmag, Bigbud. Nutrient PPM's 750. This issue happen on my last grow too. Was able to finish grow but buds suffered in size and denseness. I"m using Two 300w LED full spectrum, humidity at 55-65%...

Newbie here, unable to figure out what these symptoms could be. To much info out there to compute. Im in a 4x4x7 foot tent Using 5 gallon smart pots with Half and half mix of smart frog/ ocean floor. 4 gallons of overal soil Average temp 75f 5"inline fan, 500 cfm 3 Galaxy hydro 300 watt led...

This morning I went out to feed my plants and I noticed that this one here -Chronic lights- has a bit of yellow spotting on her (hard to see but its there), I was wondering what could have caused this? I don't believe its a deficiency. Maybe cal/mag I don't have any of that, or could it be a pH...