Description
Ornamental ivy - Hedera helix ‘Kobby’
In a nutshell
Ornamental ivy, Hedera helix ‘Kobby’, is a fast-growing ivy that produces long stems.
The finger-shaped leaves have 3 lobes, the terminal lobe being slightly longer than the lateral ones. Some leaves have 5 lobes with tiny basal lobes. The edges of the leaves are slightly folded. The colour of the leaves is medium green, and when temperatures fall, the edge of the leaf becomes brownish.
The petioles are red and clearly visible. An excellent ivy for pots, it can also be used as a climber.
History
This cultivar was discovered by Sylvan Hahn of Pittsburgh, Pennsylvania, USA, before 1940.
Technical details - Hedera helix 'Kobby'
Botanical information
- Family: Araliaceae
- Genre : Hedera
- Species : helix
- Cultivar: ‘Kobby’
- Pierot classification: ivy with fan-shaped leaves
- Foliage stage: juvenile
- Origin of the species: Europe, from Spain to Norway, but little on the Atlantic coast.
- Origin of cultivar: discovered by Sylvan Hahn of Pittsburgh, Pennsylvania, USA, before 1940.
Description of Hedera helix ‘Kobby’
- Growth habit: spreading
- Number of lobes: 3 to 5 lobes in general
- Leaf length: 5 cm
- Sheet width: 6 cm
- Colour of leaf: medium green
- Colour of veins: light green
- Colour of stem and petiole: reddish
- Length of petiole: 4 to 10 cm
- Branches: fairly widespread
- Internodes: 4 to 5 cm
- Hairs: stellate, 3 to 5 branches
Planting, cultivation and maintenance advice for Hedera helix ‘Kobby’
- Exposure: shade, part shade, sun
- Hardiness: -15°C
- Soil moisture: cool soil
- Soil PH: neutral or chalky
- Soil type: all
- Soil richness: ordinary or humus-bearing
- Use: climber, pot, window box
- Development: vigorous, rapid
- Pruning: once a year
- Pests: very rare (spider mites, mealy bugs)
- Diseases: very rare (leaf spots)
Ivy in literature
“Beneath the ivy that covered the old manor house, history lurked, still breathing through the cracks.”







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