Have 2 apollo xx. Canna terra pro ph always between 6 - 6.5. Temp 27 with leaf temp -2 sometimes -3 with a RH of 63-65 always giving me a good vpd for veg. Light is 27" away on 300 ppfd
No fan directly blowing on it.
Apart from the taco leaves, very good growth and healthy.
What could be the...