Photo collage by Connie Oswald Stofko The Buffalo and Erie County Botanical Gardens will host Horticulture V classes from 11 a.m. to 1 p.m. Saturdays starting February 20. The classes will be held on Zoom. David Clark, horticulturist & CNLP, will teach. He is wonderfully entertaining and informative. The topics are: Houseplant Care and Cultivation, February 20Rain Gardens, February 27All About Roses, March 6Hostas and Hydrangeas, March 13Vegetables and Organic Gardening, March 27 The fees are $25 per class or $150 per series for…