Those are the parameters about growing any thing.
Water-sunlight-fertalizers-when to harvest.......

Having a higher percent of Perlite will increase airation of the roots. And as long as you are growing in AT LEAST 2 inches of grow mix....you should notice a difference.

Pardon my spelling

ps. Try to use WATER that does not come from the "city"...the chlorine will CHANGE the taste of your final product. Yuk.