This is a Sources Sought Notice for market research, not a solicitation, from the U.S. Fish and Wildlife Service seeking vendors capable of providing specialized native plant seed processing, testing, packaging, and storage services for the Seeds of Success program at the Desert National Wildlife Refuge Complex. The contractor must perform all work at their own facility, handling seed from arid-land ecosystems like the Great Basin and Mojave Desert, with services including cleaning, purity and viability testing, packaging, and environmentally controlled storage for up to two years per collection. No budget amount is specified. The location for performance is the contractor’s facility, with seed sourced from Nevada refuge units including Moapa Valley, Pahranagat, Ash Meadows, and Desert National Wildlife Refuge. Responses are due by July 9, 2026, at 7:00 AM Pacific Time.