Adapted from the professional edition of the 'Ortho Problem Solver', this is the definitive reference for solutions to more than 700 pest, disease, and cultural plant problems. This is an indispensable gardening classic, the product of more than 100 top horticultural experts from the United States and Canada. From flowers, lawns, trees and shrubs to houseplants, fruits, and vegetables, the logical format and clear photography combined with proven solutions ensure gardening success.