- W. H. Bofferding Co. Seeds (1)
- Waage, Th. (1)
- Warming, Eugen (2)
- Warner, F.A. (1)
- Washington Nursery Co. (1)
- Watrous Nursery Company (3)
- Weber, H. J., & Sons Nursery Co. (4)
- Wedge Nursery (6)
- Wells, J. (1)
- West Michigan Nurseries (1)
- Westgate, H. L., Nursery Co. (1)
- Weston, A.R. Co. (6)
- White, Miss Emma V. (45)
- Whiting Nursery Company (2)
- Whitten Nurseries (3)
- Wichita Nurseries and Seed House (1)
- Wilcoxon, Kathe (1)
- Will, Oscar H., & Co (21)
- William C. Moore & Co. (1)
- Williams, Agnes (163)
