Blueberries' vulnerability to freezing depends on the variety. Dormant highbush blueberries handle temperatures to minus 30 degrees Fahrenheit; budding plants, 20 F; flowering, 27 F; and fruiting, 28 F. Dormant rabbiteye bushes suffer damage between 0 and minus 10 F; budding ones at 20 F and flowering ones at 30 F.
About this Author
A freelance writer, Judy Wolfe has owned Prose for the Pros, a freelance writing business, since 2006. She's been an inveterate traveler since 1961 and draws on her travel experiences to provide articles for such websites as Chincoteague Island Vacations and Berlin Dude. Wolfe holds a Bachelor of Arts in literature from California State University at Pomona.