Books by Penelope O'Sullivan
Pruning Answer Book
Pruning Answer Book
The homeowner's complete tree and shrub handbook
Ortho's all about bonsai
Country Living Gardener Tips, Tasks & Timetables for a Beautiful Garden
Color & texture
Garden Almanac
Tips, tasks & timetables for a beautiful garden
Garden sheds and potting areas
Ortho's all about shrubs and hedges
Stone & marble