Anthocyanins are important, red, blue, purple and purple-black plant pigments that are widely distributed in the cell vacuoles of flowers, fruits, roots, stems and leaves. 1,2 Grape anthocyanins are ...

Whether you are growing wine grapes or table grapes, it’s a good idea in our climate to delay the final pruning until you are confident that freezing, dry and windy weather has passed. The reason for ...

Q: Is this a good time to prune grape vines? Also, my spouse told me that our two grape vines fare better when I don't do anything to them. Could this really be true? Please explain. A: Yes, while ...

Home gardeners can successfully grow grapes in the Midwest. Grapes can flourish in a backyard garden or a vineyard, but obstacles such as insects and knowing the proper harvest time can keep them from ...

Do you have a grapevine that looks great in the Spring but awful by harvest time? Mike McGrath reveals how proper pruning, plucking and picking can produce grapes you’ll be proud of! “Every year I get ...

After grapevines drop their leaves in the fall, all that’s left are bare, spindly canes, looking for all the world like the vines are sporting a wild, wiry hairdo. But those vines get a buzz cut ...

Advances in Horticultural Science, Vol. 25, No. 3, SPECIAL ISSUE ON SUMMER PRUNING OF WOODY FRUIT SPECIES (2011), pp. 151-163 (13 pages) This review paper highlights physiological and vine performance ...

Two projects are underway in the Midwest to test and expand the use of mechanical grape vine pruning. One project in Wisconsin will evaluate mechanical rough pruning for cold climate hybrids. Another ...

Raymond Haak planted his first grapes in 1969, when his wife, Gladys, gave him two vines for their 10th wedding anniversary. "That was 47 years ago," he says. "I put them in the ground and began to ...