Growing Grapes in Your Backyard

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Topic	How do I prune or trim shoots in the summer?
Overview	Because shoots can grow 10 ft. or longer in a given year, shoot trimming is used to shorten the shoots. Shortening shoots can make management easier, especially spraying and dusting. Trimming shoots in early summer results in more regrowth than trimming in mid to late summer. Depending on the crop size, shoots can usually be shortened to about 4 to 6 ft. long without sacrificing cluster or berry size. On trellised vines with shoots growing up and over foliage wires, shoots can be trimmed in early summer to about 3 to 4 ft. above ground. Do not to trim them so high that late afternoon sun burns the fruit in hot climates. Shoot trimming on arbors involves shortening shoots hanging down and removing those originating from the bottom of cordons. How do I . . . train and prune mature vines? cordon train and spur prune? cane prune? head train and cane prune on a trellis? prune to match vine vigor? cordon train and cane prune on an arbor? prune or trim shoots in the summer? prune overgrown vines?

Topic

How do I prune or trim shoots in the summer?

Overview

Because shoots can grow 10 ft. or longer in a given year, shoot trimming is used to shorten the shoots. Shortening shoots can make management easier, especially spraying and dusting. Trimming shoots in early summer results in more regrowth than trimming in mid to late summer. Depending on the crop size, shoots can usually be shortened to about 4 to 6 ft. long without sacrificing cluster or berry size. On trellised vines with shoots growing up and over foliage wires, shoots can be trimmed in early summer to about 3 to 4 ft. above ground. Do not to trim them so high that late afternoon sun burns the fruit in hot climates. Shoot trimming on arbors involves shortening shoots hanging down and removing those originating from the bottom of cordons.

How do I . . .

train and prune mature vines?
- cordon train and spur prune?
- cane prune?
- prune or trim shoots in the summer?
- prune overgrown vines?