In Joy V. Smith’s “Seedlings,” her plant mages fight with magic and their sentient plant companions. It’s one of fourteen fantasy stories included in Magistria: The Realm of the Sorcerer, a shared world anthology.
The other contributors are Lawrence Barker, Andrew C. Ferguson, Jack Hillman, Ben Peek, Christopher Sloan, Robert Bee, Robert Burke Richardson, Joshua Reynolds, Jack Mackenzie, Robert J. Santa, K. A. Patterson, Lillian Csernica, and G. W. Thomas. Thomas also edited the anthology.
This is a reprint, brought out by a new publisher Ricasso Press. Magistria: Shards of the Goddess is upcoming.