About
Crataegus x grignonensis is a small, deciduous tree reaching up to 5 meters in height. It develops a broad crown characterized by dark green, glossy lobed leaves that have lighter undersides, and it features nearly thornless branches. In late spring and early summer, this tree produces abundant clusters of small white flowers that transition to pink. During the autumn months, it yields round red fruits that attract various bird species.
About the genus
Crataegus comprises deciduous trees and shrubs characterized by spiny branches and leaves that may be lobed or serrated. These plants produce clusters of creamy-white blossoms, which give way to red or black fruits. Certain species display notable color changes in autumn.
Growing conditions
- Sunlight
- Full sun, Partial shade
- Soil type
- Chalk, Clay, Loam, Sand
- Soil pH
- Acid, Alkaline, Neutral
- Soil moisture
- Moist but well-drained, Well-drained
- Aspect
- East-facing, West-facing, South-facing
- Exposure
- Exposed, Sheltered
- UK hardiness
- H7
Plant details
- Plant type
- Trees
- Habit
- Spreading branched
- Foliage
- Deciduous
- Height
- 4-8 metres
- Spread
- 2.5-4 metres
- Time to full height
- 10-20 years
- Suggested uses
- Architectural, Coastal, Cottage and informal garden, Wildlife gardens
- Toxicity
- Seeds contain toxins so these should be removed if you are considering eating the fruit, usually grown as an ornamental shrub Pets: Fruit are ornamental - not to be eaten - see the HTA guide to potentially harmful plants for further information and useful contact numbers
Care notes
- Cultivation
- Grow in almost any soil in full sun or partial shade, dislikes waterlogging.
- Pruning
- Pruning group 1
- Propagation
- Propagate by seed. In autumn, remove flesh as soon as ripe and sow in a seedbed or in containers in a cold frame. In spring, stratify and sow in a seed bed. Make take 18 months to germinate
- Pest resistance
- May be susceptible to caterpillars, aphids and gall midges
- Disease resistance
- May be susceptible to fireblight, honey fungus, tree rusts and powdery mildews