US Priority Mail ONE FLAT RATE TO EVERY STATE is a good way to go. SHIP THE BOX FULL AND MAXIMIZE THE BOX VOLUME WITH SEED. Medium Flat Rate Box is $12.65 estimate to hold 10-12 lbs seed/box and Large Flat Rate Box is $17.90 estimate to hold 13-20 lbs seed/box. Please indicate if this is your preference in the comment section with your order.
SIGNATURE CONFIRMATION WILL BE APPLIED TO ALL ORDERS OVER $75.00 UNLESS INDICATED IN THE SPECIAL INSTRUCTION BOX AT THE TIME OF ORDERING.