Robert Pavlis is the owner and developer of Aspen Grove Gardens, a 6-acre botanical garden with 3,000 varieties of plants. Specializing in soil science, Robert has been an instructor for Landscape Ontario. He is a blogger, a chemist, and the author of Soil Science for Gardeners and Building Natural Ponds. He resides in Guelph, Canada.
“Plant Science for Gardeners” Book Introduction [9:15]
by Robert Pavlis
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