Looking for Tree Seeds for Farm

Hello! I am looking for tree seeds to increase the genetic diversity at my farm. Quantities can range from a doz to about a hundred depending on species so please contact me with what you have laying around (literally in the yard from the fall) Species below:

- Paper Birch (Betula papyrifera)
- Chestnuts (American or hybrid)
- Kentucky Coffeetree (Gymnocladus dioicus)
- Serviceberry (Amelanchier utahensis)
- Wormwood (Artemesia absinthium)
- Paw-Paw (Asimina triloba)
- Northern Pecan (Carya illinoensis)
- Shellbark Hickory or Kingnut Hickory (Carya laciniosa)
- Chinese Jujube (Zizyphus jujuba)
- American Hazelnut (Corylus americana)
- Filibert (Corylus avellana)
- Quince (Cydonia oblonga)
- English Walnut (Juglans regia)
- Bog Myrtle (Myrica gale)
- Burr Oak (Quercus macrocarpa)
- Black Locust (Robinia pseudoacacia)
- Black Willow (Salix nigra)

Thanks!

Joshua