found this in the plant abuse chart. an actual same age plant with same problem. ya'll are right.. grasscity forum says its lack of humidity, but you on this site are right. :hippy::thumbsup:

now i just need to know ...........

can i use coconut husk substrate as medium for next grow up to 2 weeks . or can i use it for whole growing prosses or until i need to re-pot? i am going to be using hesi for soil complete nute by weekly basis