- Native Plant Trust —
- Nasami (nursery, classes)
- Garden in the Woods (nursery, classes)
- GoBotany (online database)
- Gegear Lab’s native plant finder for pollinator species at risk in New England, https://gegearlab.weebly.com/plant-list.html (UMass Dartmouth)
- UMass Agricultural Extension [Center for Agriculture, Food, & the Environment] (classes, resources, tick testing, soil testing, etc.)
- New England Plant Conservation Program (NEPCop)
- Lady Bird Johnson Wildflower Center, at U Texas Austin –
- Hitchcock Center
- Harris Center for Conservation Education (New Hampshire)
- New England Botanical Society