European grape

Vitis vinifera

Vitaceae · vine groundcover · introduced

Last updated April 5, 2026

Data Coverage 4 of 6 dimensions

Site Data

Threats

Cultivars

Phenology

GDD Thresholds

Puget Sound

Quick Facts

Height

15-30 ft (unpruned); 4-6 ft (managed on trellis)

Spread

6-10 ft (managed on trellis)

Growth Rate

Fast

Light

Full Sun

Soil

Well Drained

Water

Low

Hardiness

Zone Zones 6–10

Bloom Time

June

Fall Color

Yellow, red, purple

Origin

Mediterranean region, Central Europe, southwestern Asia

Stage	Typical Window	What to Look For
Bud break BBCH 07	Mar 15-Apr 15	Green tissue visible at bud tips; wool separating
Shoot growth BBCH 15	Apr 15-May 15	Active shoot elongation; tendrils visible
Bloom BBCH 65	Jun 1-Jun 30	Flower caps (calyptras) shed; stamens exposed; fragrance noticeable
Fruit set BBCH 71	Jun 15-Jul 15	Small green berries visible after petal fall
Veraison BBCH 83	Aug 1-Sep 1	Berries soften, red/purple cultivars begin color change; sugar accumulation begins
Harvest maturity BBCH 89	Sep 1-Oct 15	Berries at target sugar (Brix), flavor, and color for cultivar
Leaf senescence BBCH 93	Oct 15-Nov 15	Leaves yellowing, red, or purple; dropping

''Interlaken''

Seedless table grape. Early ripening; reliable in western WA. Sweet, golden-green fruit.

Good choice for Puget Sound home gardens

''Canadice''

Seedless table grape. Red, very sweet, early ripening.