Portions of this book were previously published in a different form in Allergy-free gardening in 2000 and in Safe sex in the garden in 2003

Botanical sexism and our current allergy crisis -- How to fight allergies close to home -- Understanding plant sex and its importance in allergies -- Allergy-blocking hedges -- Avoiding allergies with native plants -- Houseplants and allergies -- Eliminating allergy-causing mold spores -- Fighting allergies in your neighborhood and city -- Understanding OPALS -- Using the A to Z plant listings -- A to Z plant listings with opals allergy rankings

Includes index