Why do you need to grow the mom outside ? You can grow it inside with 18/6, straight pH'd water, and it will do just fine. Plus, you do not need to worry about all kinds of bugs infesting the plant.
K.D. Grow it inside, you can get your clones from your moms and once rooted you can go 12/12 and flower. It is going to take you a few grows to get the timing down. Remember, your clones take the age of the mom. But there is no need to grow a mom outside.
P.S. Check this thread out, perfect to keep moms in,
Easy Homemade Hydroponic System
CHeap and eay to build. Then you have perpetual moms.
If you cannot smoke it or eat it, why grow it ?