Sheffield's Seed Company Page

Discover the captivating allure of Lonicera involucrata, known as Twinberry or Twinberry Honeysuckle. This striking deciduous shrub, a member of the Caprifoliaceae family, is native to broad regions of North America, reaching from the verdant forests of Alaska to the sun-drenched expanses of Mexico. Twinberry thrives in a variety of conditions, adaptable from full sun to partial shade, making it an ideal candidate for diverse garden settings.

Growing to heights of 6 to 10 feet with a spread of equal dimension, Twinberry's growth is upright and moderately fast. Its bright green, elliptical leaves, which shimmer in sunlight, offer a lush backdrop to the brilliant tubular flowers that bloom in late spring through summer. These flowers appear in pairs, featuring stunning yellow hues tinged with red, and are surrounded by vibrant green bracts that mature to a striking red, creating a visual feast.

Twinberry is not just a visual splendor; it supports biodiversity by attracting bees, butterflies, and hummingbirds, while its dark purple-black berries provide sustenance for birds and small mammals. Although technically edible, its berries are best left to winged visitors due to their astringent taste. Resistant to Hardy USDA Zone 4 conditions, this shrub excels in moist, well-drained soils and can naturalize to form colonies, perfect for erosion control or as a natural hedge. Whether used for its ornamental beauty or ecological benefits, Twinberry adds a rich, texture-filled dimension to any landscape.