Bright Red Berries
Female plants produce clusters of bright red berries that mature in fall and can remain on the branches throughout winter.
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Winterberry Holly, botanically known as Ilex verticillata, is a deciduous ornamental shrub recognized for its clusters of bright red berries that remain on the branches through the winter months. It produces small white flowers during the growing season, followed by colorful berries in fall. Its green summer foliage turns yellow in autumn, creating seasonal garden interest. Winterberry Holly is suitable for shrub borders, woodland gardens, rain gardens, and landscape plantings with consistently moist soil.
Female plants produce clusters of bright red berries that mature in fall and can remain on the branches throughout winter.
Features dark green summer leaves that turn yellow during autumn before falling from the branches.
Develops an upright, multi-stemmed growth habit suitable for shrub borders and naturalized landscapes.
Its colorful berry clusters provide ornamental interest during the colder months and attract birds to suitable garden environments.
| Scientific Name | Ilex verticillata |
| Common Name | Winterberry Holly, Common Winterberry, Winterberry |
| Plant Family | Aquifoliaceae |
| Seed Type | Ornamental Shrub Seeds |
| Plant Type | Deciduous Perennial Shrub |
| Growth Habit | Upright, Multi-Stemmed, Suckering Shrub |
| Flower Color | Small White to Greenish-White Flowers |
| Berry Color | Bright Red to Reddish-Orange |
| USDA Hardiness Zones | 3–9 |
| Planting Season | Spring or Fall |
| Growing Season | Spring through Fall |
| Sowing Season | Fall or after appropriate seed preparation |
| Sowing Months | September–November for outdoor fall sowing, depending on climate |
| Germination Time | Slow and variable; may take more than one growing season |
| Germination Conditions | Seed cleaning and dormancy-breaking stratification may be required |
| Sunlight Requirements | Full Sun to Partial Shade |
| Soil Requirements | Moist, Acidic, Organic-Rich, Well-Drained Soil |
| Watering | Regular watering; maintain consistent soil moisture |
| Mature Plant Height | Approximately 6–12 feet |
| Mature Plant Spread | Approximately 6–12 feet, depending on growing conditions |
| Plant Spacing | Approximately 6–10 feet, depending on the intended landscape design |
| Pollination | Male and female plants are separate; compatible male plants are needed for berry production |
Winterberry Holly adds seasonal beauty with its bright red berry clusters, green summer foliage, and yellow autumn leaves. Its deciduous growth habit makes it a suitable addition to woodland gardens, shrub borders, and naturalized landscapes. With proper seed preparation, suitable soil moisture, and compatible male and female plants, Winterberry Holly can develop into an attractive landscape shrub with colorful winter berries.
Find answers to common questions about Winterberry Holly seed germination, berry production, and seasonal growing characteristics.
To grow Winterberry Holly from seeds, first remove the fleshy pulp from ripe berries and clean the seeds. The seeds have natural dormancy and may require warm and cold stratification before germination. Sow them in a suitable growing medium, maintain consistent moisture, and be patient because germination can be slow and may extend into subsequent growing seasons.
Yes. Winterberry Holly is dioecious, meaning male and female flowers grow on separate plants. Female plants produce the recognizable red berries, but they need pollen from a compatible male Winterberry Holly plant that flowers at the same time. One suitable male plant can pollinate multiple nearby female plants.
Winterberry Holly berries typically mature in autumn and can remain on the branches throughout winter. Their persistence depends on weather, growing conditions, and how quickly birds and other wildlife consume them. The colorful berries are an important ornamental feature of this deciduous holly shrub.