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Groton Garden Club

Plant Profile: Winterberry, for year-round garden interest

Winterberry has bright red berries that support native pollinators and migrating birds

Winterberry, scientifically known as Ilex verticillata, is a deciduous holly native to eastern North America. It is a member of the Aquifoliaceae family, known for its striking display of bright red berries in the winter months. This shrub typically grows in wetlands, swamps, and along the edges of streams and ponds. It features glossy, dark green leaves that turn yellow in the fall before dropping, leaving behind its vibrant berries that persist throughout the winter.

 

Perhaps the most captivating feature of Winterberry is its persistence of bright red berries throughout the winter months, providing a much-needed pop of color in the landscape during the otherwise bleak winter season. Winterberry serves as an essential food source for various wildlife species, including birds such as cedar waxwings, robins, and thrushes, which rely on its berries for sustenance during the winter when other food sources are scarce. In the autumn, Winterberry's dark green leaves turn a brilliant shade of yellow, adding to its aesthetic appeal before they drop, enhancing the visual interest of the landscape.


bright red berries of the winterberry plant in the winter add bright color to the winter landscape

In Groton, Winterberry likely supports a diverse array of wildlife species, including:

Cedar waxwings, American robins, thrushes, and various other bird species are attracted to Winterberry's berries, providing them with essential nutrition during the winter months. If you have winterberry, keep an eye out for the birds as a flock can strip all the berries from the bush in an incredibly short period of time. Some small mammals may also feed on Winterberry berries, further contributing to the local food web dynamics.

 

the berries of the Winterberry are a favorite of Cedar Waxwing birds who can strip a winterberry with incredible speed in the winter

The inconspicuous yellow flowers of Winterberry attract pollinators such as bees and butterflies during the spring and summer months, contributing to local ecosystem health.  

 


delicate yellow flowers of the winterberry attract a diverse array of native pollinators in Groton

In addition to its ecological importance, Winterberry holds cultural significance. If you happen to have winterberry on your property, it offers a readily available source of décor! Its vibrant berries are often used in holiday decorations, wreaths, and floral arrangements, adding festive cheer to indoor and outdoor spaces during the winter season.

 

Pruning winterberry for seasonal decor

Winterberry is relatively easy to grow and thrives in moist, acidic soils. It prefers full sun to partial shade and is often used in landscaping for its ornamental value. The plant can reach heights of 6 to 12 feet, but with pruning you can help maintain its shape and encourage prolific berry production. To guarantee that your Winterberry produces berries, it is important to make sure that you have both male and female plants in proximity to ensure pollination.

 

Winterberry, with its striking display of bright red berries against a backdrop of barren winter landscapes, serves as an invaluable resource for wildlife while also enhancing the aesthetic appeal of gardens and natural areas. Its year-round interest, from vibrant foliage in the fall to persistent berries in the winter, makes it a valuable addition to any landscape, including those in Groton, Massachusetts.

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