Explore the basic principles underlying successful, environmentally friendly gardening, including the structure and physiological processes of plants and their relationships to the settings in which they grow. Students learn not only what to do, but why. Topics include soils and their improvement, seed sowing, vegetative propagation, planting, pruning, watering, weeding, mulching, and disease and pest control. This online New York Botanical Garden class takes place January 5 – February 9 from 6 – 8, and is taught by Daryl Beyers. NYBG members $295, nonmembers $325. Register at www.nybg.org. Recommended text: The New Gardener’s Handbook: Everything You Need to Know to Grow a Beautiful and Bountiful Garden, Daryl Beyers.