never herd of spray but u could use 1 female and make clones before the spring indoors to get them ready for the outdoors u should use somthing that is long not wide si the roots grow deep like 2 liter bottle put a fan on them plant then right after the last frost of spring and with the holes just dig some u dont need to dig 3 feet the roots will grow crazy at the end of there year u wont even be able to pull the plant out of the ground the plants that i posted the pics of i didnt even dig hole i just started them inside and then brought them outside when they were ready