Following are websites that growers and nurseries may find to be valuable resources:
Good basic blueberry culture site
Planting and establishing your blueberries
Some tips on pruning blueberries
Culture and Hardiness Details
USDA Plant Hardiness Zones divide the U.S. and southern Canada into 11 areas based on a 10 degree Fahrenheit difference in the average annual minimum temperature.
NABC is a non-profit association representing cultivated blueberry growers and marketers in the United States and Canada.
THE USHBC is dedicated to serving the blueberry industry and blueberry lovers in the United States and abroad.
This site offers good information on organic blueberry production. ATTRA is funded under a grant from the United States Department of Agriculture's Rural Business-Cooperative Service. It provides information and other technical assistance to farmers, ranchers, Extension agents, educators, and others involved in sustainable agriculture in the United States.
University & Research-Oriented Websites
OSU NW Berry & Grape Info Net provides comprehensive information and communications resource for the berry and grape industries of the Pacific Northwest.
Here you will find great resources on all aspects of growing blueberries.
A broad resource of helpful technical information on berry growing, including a Berry Diagnostic Tool.