Am looking a for a small tree (not more than 25 feet), zone 4, disease resistant, fast growing. Any suggestions? Evergreen if possible.
You might want to check out this site.
Here is a link that might be useful: SULIS
I signed up with the Arbor Day Foundation (arborday.org) and will get 10 free seedlings soon and they just sent me their tree book. With my order, I get a free Red Maple Tree, 3'-4', and the prices in the booklet were reasonable and discounted for members.