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You are here: Home / Crops / Tree & Vine / Grapes

Grapes

Break Dormancy: April 25 – 30

Bud Swell: April 30 – May 5

Bud Burst: May 5 – 10

First Shoot Growth: May 10 – 15

Flat Leaf: May 15 – 20

6 Inch Shoot: May 20 – 25

12 Inch Shoot: May 25 – 30

Bloom: May 30 – June 15

Pea size berry: July 5 – 15

Verasion: August 20 – 30

Harvest: October 15 – November 15

Varieties: Riesling, Chardonnay, Vinefera

Irrigation: Drip, Sprinkler, Furrow

Spacing: 10′ Rowspacing X 5′ Plant spacing in row

Major Pests: Powdery Mildew, Bunch Rot, Botrytis

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Qualls Agricultural Laboratory
3975 Dodson Rd N
Ephrata, Washington 98823

509-787-4210 Office

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