• Heeling in plants, Flathead conservation district: https://flatheadcd.org/conservation-tip-of-the-week-heeling-in-bareroot-plants/
  
• Keystone Plants by Ecoregioin, National Wildlife Federation: https://www.nwf.org/Garden-for-Wildlife/About/Native-Plants/keystone-plants-by-ecoregion
  
• Michigan Natural Communities, Michigan Natural Features Inventory (MNFI): https://mnfi.anr.msu.edu/communities/list
  
• Native Plant Database, Audubon Society (species lists of bird-benefiting plants by zip code): https://www.audubon.org/native-plants​
  
• Native Plant Finder (species lists of insect-benefiting plants by zip code): https://www.nwf.org/nativeplantfinder
  
• Northern Michigan Native Plants, Tip of the Mitt Watershed Council (species lists organized by dry/wet soil conditions) https://www.watershedcouncil.org/native-plants.html
  
• Recommended trees for community planting, Michigan DNR: https://www.michigan.gov/dnr/managing-resources/forestry/urban/recommended-trees
  
• Tree ID Key, UP: http://uptreeid.com/