Encyclopaedia - Clematis - Źródło Dobrych Pnączy
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Grapevine 'Alden'

Vitis 'Alden'

Grapevine 'Alden'

Vitis 'Alden'

Decoration form owoce
Evergreen plant no
Density on 1 m2
Annual growth 1-2 m
Aspect sun, 3/4 sun, 1/2 sun
Frost hardiness 5B - 9 Zones 5B - 9

An American, plentiful cultivar yielding dark, dessert grapes. The fruits are delicious, with a strawberry flavour.


WHAT IT LOOKS LIKE: Large (4-5 g), spherical to ellipsoid berries gathered in large or mid-sized cylindrical bunches. They are dark violet, with grey waxy bloom and ripen at the end of September – beginning of October. Their flesh is sweet with strawberry flavour. Leaves turn dark red in autumn.

HOW IT GROWS: Climber; climbs using tendrils. Strong-growing, reaches 8 m height with annual growth rate of 2 m.

WHERE TO PLANT: Best suited for sunny and warm locations. Thrives in permeable, fertile and hummus-rich soil, sandy and clayey with neutral or slightly acidic pH. Disease resistant. Hardy up to -28oC (zone 5b-9).

HOW TO PLANT AND GROW: Before planting immerse the plant container in water for 10-30 min. Place the plant in a 40 x 40 x 40 cm pit with a 10 cm layer of well-rotten manure or compost soil at the bottom, 5-10 cm deeper than it was planted before. Fill the pit with fertile soil. The plant should be located at least 30 cm away from a wall or other plants. Requires moderate pruning only. To ensure that high quality fruit is set, annual formative pruning is recommended (usually performed in the second half of February).

HOW TO APPLY: Suitable for amateur cultivation. May be used for growing over garden arbours and forming espaliers along high fences.

ORIGIN: hybrid of ‘Ontario’ x ‘Gros Guillaume’ cultivars, raised in the U.S.A.