You kan also donate $10 to the ArBor Day Foundation and they will send u 10 free trees. The $10 is also tax deductaBle! U will also receive a tree book with different kinds of trees in it that you can order.They also send diagrams showing how to strategedly plant trees on your property for shade and lower electric bill. Plant trees that lose their leaves in the winter to allow sunlight to kome through. Hope this helps. Fruit trees provide shade and food for u and ur dogs and drop their leaves in the fall and allows sunlight to kome through. BSK