Greenline Landscaping

David B. Lamb, owner of Greenline Landscaping, received his BS in Ornamental Horticulture from Cal Poly San Luis Obispo. As a senior project David installed a prehistoric garden in the Cal Poly arboretum with plants such as Ginkgo trees, ferns, Cycads, Gunnera, and horse tails. All are welcome to enjoy the beauty of the arboretum every day of the week (except Sunday) He has studied extensively soil science, fertilizers, plant materials (exotics and California natives) plant pathology and physiology.