help me please ..... my plant needs help

[NewGrowmieNov2023]

whats wrong with my girl shes almost 8 weeks gaia green 444 rice hulls wormcastings in a 5gal with coco coir ph is 6.0-6.2 going in late veg

 

[NairnM16]

Thts a magnesium deficiency

Add some cal mag into your next couple feeds untill I’m the colour returns to a solid green

After tht add it once like every 3 feeds then cut it out completely to much calmag can mess with the end result taste