The *General Direction *is using a random vector. Set it to 1,0,0 instead - this will make it grow along X, or 0,1,0 - for Y; 0,0,1 would make it grow vertically.
The *General Direction *is using a random vector. Set it to 1,0,0 instead - this will make it grow along X, or 0,1,0 - for Y; 0,0,1 would make it grow vertically.