Grapevines & Table Grapes

Vitis spp. · Vitis vinifera und Kreuzungssorten

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Profile

Plant group
Fruit-bearing woody plants · tendril-climbing vines of the genus Vitis
Growth & habit
Deciduous woody climbers; the trunk and framework arms remain for many years.
Foliage
Alternate, usually palmately lobed and toothed leaves. Tendrils grasp support; leaf size and autumn colour vary by variety and species.
Family
Grape family · Vitaceae
Origin
Vitis species from the Northern Hemisphere; cultivated grapes and hybrids have different origins
Height
Several metres, often over 10 m unpruned; controlled by training and pruning
Bloom
Usually May to June; small greenish flowers in clusters
Toxicity
Fruit of edible grape varieties is suitable for human consumption. Keep grapes and raisins away from dogs. Do not confuse grapevines with other climbers.

Care calendar

Leaf emergence

  1. Jan
  2. Feb
  3. Mar
  4. AprIndicative season
  5. MayIndicative season
  6. Jun
  7. Jul
  8. Aug
  9. Sep
  10. Oct
  11. Nov
  12. Dec

In central European outdoor conditions, buds usually open in April or May. Variety and weather shift timing; young green shoots are more vulnerable to late frost than dormant wood.

Flowering / flower development

  1. Jan
  2. Feb
  3. Mar
  4. Apr
  5. MayIndicative season
  6. JunIndicative season
  7. Jul
  8. Aug
  9. Sep
  10. Oct
  11. Nov
  12. Dec

Small greenish flowers form branched clusters, commonly in May or June. Cool, wet conditions can affect fruit set.

Leaf fall

  1. Jan
  2. Feb
  3. Mar
  4. Apr
  5. May
  6. Jun
  7. Jul
  8. Aug
  9. Sep
  10. OctIndicative season
  11. NovIndicative season
  12. Dec

Vitis is deciduous. Leaves normally fall in autumn after ripening and autumn colour; timing and colour depend on variety and weather. Investigate premature leaf loss separately.

Pruning & growth habit

  1. Jan
  2. FebIndicative season
  3. MarIndicative season
  4. Apr
  5. May
  6. JunIndicative season
  7. JulIndicative season
  8. AugIndicative season
  9. Sep
  10. Oct
  11. Nov
  12. Dec

Plan the main cut while leafless before bud break, often in February or March in central European gardens. Guide and regulate shoots in summer according to the training aim. Climate and frost exposure can shift winter pruning.

Guidance for Germany and Central Europe. Position, weather, species and cultivar shift these windows; indoor and container plants also depend on their winter conditions.

Your seasonal care plan

  • Check root-ball and soil moisture

    Months: Apr · May · Jun · Jul · Aug · Sep

    Check young and container vines in dry weather. Water thoroughly as needed and allow drainage; rainfall may not reach roots beneath roof overhangs.

  • Match nutrition to need

    Months: Apr · May · Jun · Jul · Aug

    Consider soil, initial nutrients and growth together. The linked fertiliser specifies 10 ml per 2.5 litres of water and its own application limits.

    View product dosage and application →
  • Plan root space and support

    Months: Mar · Apr · May

    Choose a stable container and clear drainage. Retain root-ball depth, keep the graft union exposed and allow for initial nutrients.

    View product dosage and application →
  • Prepare for dormancy and pruning

    Months: Nov · Dec · Jan · Feb · Mar

    Protect container roots from severe cold without letting the root ball dry completely. While leafless, assess the framework and suitable fruiting wood for pruning.

Highlighted months are guidance, not fixed dates. Observe the plant, root ball and weather; water, feed and repot according to actual need.

Seasonal care intensity

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Seasonal guidance for Germany. Needs depend on location, weather and species. Check moisture in winter too; these markers are not a feeding schedule.

Peak care Active Reduced care

Care tips

  • Choose ripening season and variety for the site.
  • Provide a stable support.
  • Keep the graft union above the soil.
  • Renew fruiting wood according to the training system.

Fruit & harvest

Fruit and seed formation

Grape bunches comprise many individual berries. Dessert and wine cultivars differ in size, skin, seeds and flavour; site and warmth affect whether crops ripen fully.

Harvest and use

For an identified edible vine, test a berry for sweetness and cut ripe bunches with their stalks attached. They will not become sweeter after picking. Store only sound, undamaged bunches.

Plant knowledge at a glance

Position, benefits & character

Position & soil

A sunny, warm position with strong support and airflow. Provide a draining root zone without persistent waterlogging; match rootstock to soil. In challenging climates, choose carefully for ripening time and frost tolerance.

Distinctive features

Grapes form on the current year’s green shoots, mainly from buds on last season’s wood. An old gnarled trunk alone does not guarantee high yields. Ornamental Parthenocissus vines are outside this profile.

Benefits

Suitable varieties provide table grapes, juice or fruit for processing. Vines can cover trellises and pergolas, offering summer shade; identify edible fruit reliably and harvest hygienically.

Partners & symbioses

Most cultivated table and wine grapes are self-fertile. Wild species and particular varieties can differ. Weather at flowering affects fruit set; no specific companion plant is a universal requirement for a crop.

Pruning & growth habit

Climbing shoots can cover several metres in a season. Train them deliberately along a support and keep the fruit zone accessible. Containers, trellises and pergolas need different trunk heights and training forms.

  1. 1. Identify framework and fruiting wood

    Distinguish the permanent trunk, older framework and last season’s canes. Grapes form mainly on this year’s green shoots from buds on that one-year-old wood.

  2. 2. Select for the training system

    For Guyot, choose one or two suitable last-season canes as new fruiting wood; a cordon retains a permanent arm with fruiting positions. Not every vine needs the same short spur pruning.

  3. 3. Make selective cuts

    Remove surplus and dead canes with clean tools. Match bud count and cutting length to variety, vigour and system; preserve the graft union and required trunk.

  4. 4. Organise summer growth

    Tie new shoots loosely in good time and thin crowded growth selectively. Do not strip the entire fruit zone at once: suddenly exposed berries can suffer sunburn.

Nursery forms

This overview explains nursery supply forms. It does not indicate current availability in the GREEN24 shop.

Bare-root

Common form

Bare-root grafted vines are sold during dormancy. Protect roots from drying before planting and prepare them according to the nursery’s directions.

Root-balled

Ask a specialist nursery

Large transplanted vines may be supplied as specialist root-balled stock. Old specimens need specific advice about roots, variety and subsequent care.

Container-grown

Common form

Potted and container-grown vines are common garden stock. Check the root ball, variety identity and a well-healed graft union.

Young plant

Common form

Young grafted vines are planted to build a trellis-trained framework. Transport green shoots carefully and protect them when frost threatens.

Shrub

Not typical for this profile

A grapevine is a tendril-climbing woody plant. A bushy retail appearance does not remove the need for support and planned training.

Feathered tree

Ask a specialist nursery

Multi-armed vines and older pre-trained specimens are available. Their existing framework guides future training; do not treat them as branched nursery trees.

Half-standard

Ask a specialist nursery

Short-stemmed vines with a small crown are specialist container training forms. They require support and regular pruning.

Standard

Ask a specialist nursery

High-trained vines can reach a pergola. Trunk height describes the training aim rather than one standard nursery-tree measurement for all vines.

Topiary

Ask a specialist nursery

Pre-trained espaliers, arches and small vine crowns are possible. Renew fruiting wood deliberately when maintaining the shape instead of merely trimming the outer outline.

Propagation & grafting

Propagation

Vegetative propagation retains a variety; grafted vines are common retail stock. Seedlings are genetically variable. Because of phylloxera risk, own-root cuttings of cultivated grapes should not be a blanket garden recommendation; prefer suitable specialist nursery plants.

Grafting

In a grafted vine, the rootstock supplies roots and the scion supplies the desired fruit. Phylloxera tolerance, vigour and soil suitability inform rootstock choice. Keep the graft union above the soil when planting.

Species & cultivars

Vitis vinifera · Tafel- und Keltertrauben

The traditional cultivated grape includes varieties for fresh eating and processing. Berry colour alone does not indicate use, hardiness or disease susceptibility.

PIWI · pilzwiderstandsfähige Kreuzungssorten

PIWI describes fungus-resistant breeding selections, not a separate botanical species. Mildew susceptibility, ripening and flavour still differ; resistance does not mean complete immunity.

Muscat bleu · blaue Tafeltraube

An aromatic, seeded blue table grape with a muscat character. Allow for vigour and space when planning the trellis.

Venus · kernlose blaue Tafeltraube

A vigorous seedless blue table grape with large leaves. It is a different choice from a compact container vine; plan for the available space.

Riesling und Spätburgunder · Keltertrauben

Examples within Vitis vinifera used for winemaking. Choose by different criteria for fresh garden eating than for a particular wine style.

Weitere Vitis-Arten und Unterlagen

American and Asian species contribute to breeding and rootstocks. Their climate needs and fruit should not be treated as universally identical to Vitis vinifera; identify the specific variety or rootstock.

Pests & diseases

These signs support an initial assessment. Different causes may look alike; choose a treatment only after identifying the problem.

Powdery and downy mildew

Record whitish coatings or unusual spots on both leaf surfaces. These are different diseases; variety choice, airflow and reliable diagnosis come before treatment.

Grey mould and damaged bunches

Inspect dense, injured or persistently damp grape clusters. Remove affected berries and dried fruit remains without unnecessarily injuring sound grapes.

Mites, grape moths and phylloxera

Leaf galls, webbing or feeding damage call for closer identification. Seek specialist advice if phylloxera is suspected; choosing a suitable rootstock starts when buying the vine.

Frost, sunburn and yellow leaves

Young shoots may wilt after late frost, while suddenly exposed berries can scorch. With yellow leaves, also assess moisture and roots; not every colour change requires more feed.

Hardiness · USDA

Species-dependent

Vinifera example; check hybrid cultivars separately.

Vitis vinifera
USDA 6a–10b

USDA zones describe long-term average winter extremes. Containers, young plants, wet soil, wind and late frost need separate consideration.

Understand USDA zones and maps →

Matching GREEN24 products

Matching fertilisers and substrates for your plant care.