Help maybe calcium deficiency?

M

Mcdoogles

New Member
Weird spots Just started this week I feed with cal mag in my solution 3ml per gal feed twice day 300ml each feed Athena blended line ipm twice week hour after lights shut off 728ppfd roie720 F5485599-D375-4F43-AE2A-47A374B6EF02.jpeg9052D2E6-9D32-40AD-9189-A528B6C0282F.jpeg41845045-B52E-4C33-B69D-A2BA81B56BD8.jpeg
 
visajoe1 said:
i think most run 5ml calmag in coco?
Click to expand...
sorry guys.
5x5
Automatic temp humidity control
6” in-line exhaust fan
hybrid indica dominant
Rockwool 4”cubes
RO water
Athena blended line 1.2 ec
65% Rh 82*f leaf temp 78-80
VDP 1.1 - 1.2
ROi e720 at 35% 728ppfd 35” height from canopy
18 hour light cycle
Hand watering 300ml twice a day getting 10% runoff at second water @ 2.5 -2.6 ec. Ph6.1
Ph 5.8 using balance (ph Down) 1ml per gal
Athena cleanse 2ml per gal
Calmag 3ml per gal (bumped up to 4ml today)
Grow a and b 4ml per gallon each
Using photone app for light meter with full spectrum led setting with diffuser
 
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