Well stallion....It's not ONE factor !
Light, warmth, fertilizing, quality of soil, strain sort,and some Shiva laws we don't know.
What I'm trying to say....We can beat everything...but not the mystery of mother nature.
Don't forget that profi Cana growing under lamps is not older then 25-30 years...so still in childshoes ! ( in my eyes)
My english isn't good enough to answer on all questions correctly.
If you don't become a right answer by me...please take a look at my website, where you find 90% of your answers in english.
No Mercy Supply
Since I'm a Dutch guy who's 53....My english is totally poor.
Al what's written here as articles written by me were translated by a pro.