dark patches on leaves

Bakatare666

Well-Known Member
Looks like possibly P def. starting, but a clearer pic would help, as well as pic of whole plant and info about feeding, age, PH, and medium.
 

Athenry04

Member
Cheers guys, it's a month from seed, in seedling compost at the moment, had its first neuts a few days ago, , and this appeared a couple of days later. Gave it a little cal-mag just in case. The dark bits have now one a rusty colour. Will try and get a better photo up.
 

Athenry04

Member
Temps mid 70s, seeding compost, using a and b nutes, 600 HPS. All the other plants from the same seeds are cool, no problems, just this one.
 

Indoor Sun King

Well-Known Member
Cal-mag, especially if you have soft water...the other plants may develop the same issue in time...or maybe reduce the nutes slightly
 

Athenry04

Member
Another plant is now just starting to show signs of the same thing, I've flushed both plants and just crossing my fingers now, as I have no idea what is up.
 

MedicalGardens

Active Member
looks like over watering to me... Ph level don't do this... Its a small plant so you should only water when it needs water.001.jpg
 
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