Ilex verticillata
Winterberry · also Winterberry holly, Common winterberry, Black alder
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Ilex verticillata, also known as winterberry, is a deciduous holly native to eastern North America, recognized for its bright red berries that persist through winter, providing significant wildlife value. It is adaptable to a wide range of soils and light conditions, often found in moist habitats, making it a valuable plant for urban landscapes.
Where it grows
Trees in each city's inventory, with the share of that city's named trees this species accounts for.
- 800.07%17 yr9.0 in
- 60.01%—2.0 in
- 30.00%——
- 30.00%——
Traits
- Foliage
- Deciduous
- Mature height
- 10–15 ft
- Canopy spread
- 10–15 ft
- Growth rate
- Moderate
- Sun
- Full sun, Part shade
- Soil
- Well-drained, Moist
- Water needs
- Moderate
- Wildlife value
- High
Trunk diameters across every city: median 9.0 in, mean 8.5 in, 90th percentile 9.0 in. Measured at breast height, as published by each inventory.
Native range
Terrestrial ecoregions where this species is native. Trees in the dataset mostly stand well outside it.
Temperate Broadleaf & Mixed Forests
- Mississippi lowland forests
- New England-Acadian forests
Other Ilex in the catalogue
17 of the top 2,000 species are in this genus.
