A leader in biodiversity conservation, St. Williams produces over 300 source-identified wild type native species plants and seed.

St. Williams Nursery is committed to protecting, conserving and restoring natural biodiversity in Ontario landscapes. We take a scientific approach to producing top quality, source-identified seeds and seedlings of 300+ native plant species necessary for ecosystem restoration and sustainable land use management. Natural genetic diversity of native plants and seeds are essential to restoring and sustaining the productivity and ecological health our forests, wetlands, and grasslands, as well as for enhancing our developed rural and urban landscapes. We take great care in maintaining the integrity of the seed-zone-specific genetics of our plants and seeds. Our nursery capacity and commitment to high conservation standards ensures the best quality stock available for ecological restoration and biodiversity conservation projects.