The Botanical Diary
I
Fruit trees

Isabella Grape

Vitis labrusca × Vitis vinifera 'Isabella'

Isabella was among the first mass-cultivated American grape varieties introduced to Ukraine in the 19th century.

Regions
all regions
Colour
Дрібний жовтуватий
Isabella Grape
🌸
Bloom
May
☀️
Light
Full sun
💧
Watering
Moderate
📏
Height
до 10 м (ліана) m
❄️
Hardiness
Zone 5b

Isabella Grape is one of the most beloved varieties among Ukrainian gardeners, especially those who value reliability and low maintenance. This hybrid of American and European vine species arrived on our lands in the nineteenth century and has steadily won the hearts of gardeners ever since. Unlike temperamental cultivated varieties, Isabella grows in virtually any conditions, requiring no exhausting care whilst generously producing harvests that delight year after year.

The plant develops into a vigorous climber that extends several metres during the season, so it is best positioned near a wall, barn, or pergola, allowing it to reach its full potential. Delicate flowers appear on one- and two-year-old shoots in May, and by late August to September, beautiful blue-black berries ripen with a delicate strawberry fragrance. Dense bunches adorn the vine right until the frosts arrive, creating a truly spectacular natural display in the garden.

In the garden, Isabella proves to be a versatile helper. It can be trained upwards along a fence to shade a veranda, planted near a gazebo, or used as a living screen from neighbours' view. Its indifference to soil conditions is another significant advantage: the plant establishes almost anywhere, except in waterlogged low-lying areas. It combines well with other grape varieties, particularly with Lydia and wine grapes, creating striking garden compositions.

If you are just beginning your journey into viticulture and wish to experience your first taste of success, Isabella will become your finest companion. It forgives beginners' mistakes, rewards you with fruit already in the first or second year, and its berries provide not only fresh snacks for the family but also excellent material for compotes and preserves. In its natural state, climbing high up trees, this vine reveals its true strength—mighty, unfettered, and capable of bringing joy even without human intervention.

Location & soil

Isabella Grape — planting & location

LightFull sun
Soil typeany, рН 6–7,5
Planting timeApril–May
Plant spacing1,5–2 m
Planting depth15 см

Most frost-hardy grape variety, blue-black berries, strawberry aroma.

Water needs

How to water Isabella Grape

IntensityModerate
FrequencyMay–August
Volume15–20
MethodAt the base

Stop watering 2–3 weeks before harvest.

Annual care

Fertilizing and pruning: Isabella Grape

Spring fertilizingNitrogen (April)
Summer fertilizingPhosphorus and potassium (August)
Autumn fertilizingSuperphosphate (October)
Pruning timeOctober або February–March
Pruning typeShaping

Leave 3–4 main arms, with short spurs.

Cold hardiness

Isabella Grape — winter hardiness & care

Hardiness zoneZone 5b
Winter coverBend to the ground and cover with agricultural fleece.
Cover timingNovember
Plant protection

Diseases and pests of Isabella Grape

Diseases
Мілдью (відносно стійкий)
Pests
Виноградний кліщ
Garden design

What grows well with Isabella Grape?

Виноград Лідія, виноград технічний