Description
Ornamental ivy - Hedera helix ‘Ustler’
In a nutshell
Ornamental ivy, Hedera helix ‘Ustler’, This is a close relative of the ‘Boskoop’ variety. The only difference is that the leaves are not as wavy.
The stems grow in a zigzag pattern, with 1 to 2 cm internodes. The leaves have 3 to 5 lobes, with the tips pointing downwards.
The leaf blade is dark green with raised veins.
History
This cultivar, thought to be a mutation of ‘Boskoop’ or ‘Green Ripple’, was introduced by Ustler Brothers Nursery, Apopka, USA, in the 1970s.
Technical details - Hedera helix 'Ustler'
Botanical information
- Family: Araliaceae
- Genre : Hedera
- Species : helix
- Cultivar: ‘Ustler’
- Pierot classification: ivy with wavy leaves
- Foliage stage: juvenile
- Origin of the species: Europe, from Spain to Norway, but little on the Atlantic coast.
- Origin of the cultivar: mutation of ‘Boskoop’ or ‘Green Ripple’?
Description of Hedera helix ‘Ustler’
- Port : compact
- Number of lobes: 3 to 5 lobes in general
- Leaf length: 5 to 6 cm
- Leaf width: 4 to 5 cm
- Colour of leaf: dark green
- Colour of veins: light green, raised
- Leaf apex: rounded
- Edge of blade: wavy
- Length of petiole 4 to 7 cm
- Stem: fairly branched
- Mattress: thick
- Internodes: 1 to 2 cm
- Colour of stem and petiole: brownish green
- Hairs: stellate, 3 to 5 branches
Planting, cultivation and care advice for Hedera helix ‘Ustler’
- Exposure: shade, part shade, sun
- Hardiness: -19°C
- Soil moisture: cool soil
- Soil PH: neutral or chalky
- Soil type: all
- Soil richness: ordinary or humus-bearing
- Use: ground cover, pots, window boxes
- Development: moderate
- Pruning: once a year
- Pests: very rare (spider mites, mealy bugs)
- Diseases: very rare (leaf spots)
Ivy in literature
“The ivy, creeping over the broken marble, seems to keep alive the memory of the heroes of yesteryear.”






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