We discussed the black walnut on the thread
If you could permanently eradicate anything from your landscape
I found this list of things to grow under the walnut...
http://garden.org/thread/view_...
Having killed the walnut, the juglone problem is going to be far worse than if you'd kept it.
I'd have been using the nuts, or gathering them up for sale...
I want an entire grove of walnut trees!
Tell me that you kept the wood... You could at least do some arts and crafts with that wonderful walnut...
I just searched Cleveland select pears...
Oh Noes...
Callery pear is considered an exotic invasive... very undesirable... nothing stops it... seedlings everywhere... babies coming up from the roots all over the yard...
stinks when it blooms...
Edit:
Ps...
Welcome to the forum...