Description
Ornamental ivy - Hedera helix ‘Harrison’
In a nutshell
Ornamental ivy, Hedera helix ‘Harrison’, has glossy dark green leaves with pronounced venation and a triangular central lobe.
The leaf blade has 5 lobes with shallow sinuses. The stems are supple and reddish-brown in colour.
The leaves can turn red in cold conditions. A good, vigorous climber.
History
This cultivar, of unknown origin, was listed in 1939 in the American Plant Buyer's Guide offered by Jackson & Perkins Roses Nursery, New York.
Detailed sheet - Hedera helix 'Harrison'
Botanical information
- Family: Araliaceae
- Genre : Hedera
- Species : helix
- Cultivar: ‘Harrison’
- Pierot classification: ivy type
- Foliage stage: juvenile
- Origin of the species: Europe, from Spain to Norway, but little on the Atlantic coast.
- Origin of cultivar: unknown, cultivar known since 1939 in the United States
Description of Hedera helix ‘Harrison’
- Growth habit: sparse, spreading
- Number of lobes: usually 5 lobes
- Leaf length: 5 to 6 cm
- Leaf width: 5 to 6 cm
- Colour of leaf: dark green
- Colour of veins: light green
- Colour of stem and petiole: reddish brown
- Branches: flexible stems with few branches
- Hairs: stellate, 3 to 5 branches
Planting, cultivation and care advice for Hedera helix ‘Harrison’
- Exposure: shade, part shade
- Hardiness: -15°C
- Soil moisture: cool soil
- Soil PH: neutral or chalky
- Soil type: all
- Soil richness: ordinary or humus-bearing
- Use: ground cover, climber
- Development: vigorous
- Pruning: once a year
- Pests: rare (Otiorhynchus)
- Diseases: rare (leaf spots)
Ivy in literature
“Like mine, your life has young and old leaves One austere and dark, the other bright”






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