Horticultural Therapy and Design

Love it and hate it. Too little land...too much land. Privacy that can't be achieved...too much privacy that needs to be achieved. Not enough space for more plants...too much space that needs more plants. Just what is the happy medium? I've experienced living and gardening in a condo, on 8 acres, then a postage-stamp subdivision lot, and now 1 acre. I'm still not completely happy. Is it  the expense of buying so much more plants, soil, compost, and mulch? The need to create more "designe...