Cornus sericea Allenmans

Red Twig Dogwood

Botanical name: Cornus sericea ‘Alleman’s’ (often sold as Allenmans / Alleman)

Overview
A hardy selection of red twig dogwood valued for its bright red winter stems, dense branching, and strong adaptability. Creamy-white flower clusters appear in late spring, followed by white berries that contrast with the foliage. Summer leaves are medium green, turning reddish to purple in fall. ‘Alleman’s’ is appreciated for its reliability, cold tolerance, and strong ornamental winter color.

Size



Width: 6–10 ft



Height: 6–10 ft



Hardiness



USDA Zones: 2a–7b



Light



Full sun to partial shade



Best stem color develops in full sun



Soil



Well-drained to wet soils; highly adaptable



Tolerates clay, loam, or sandy soils



Slightly acidic to neutral pH preferred



Attracts



Pollinators (flowers)



Birds (berries)



Wildlife (cover and food source)



Suitable Conditions



Performs best in cold to moderate climates



Tolerates wet soils, flooding, and urban conditions



Excellent for naturalized plantings, rain gardens, and erosion control



Notes



Shape: Upright, multi-stemmed shrub forming thickets



Winter stem color brightest on new growth; prune older stems periodically



Dense branching useful for screening and habitat plantings



Excellent for mass plantings and winter-interest landscapes



Spreads slowly by suckers; easy to manage with pruning

Height

6-10'

Width

6-10'

Hardiness zones

2–7

Sunlight

Full Sun, Partial Shade

Growth rate

Moderate

Bloom time

Late Spring, Spring

Flower color

White, Yellow

Leaf color

Dark Green

Attracts

Birds

Soil

Clay, Loamy, Moist well-drained

Landscape use

Accent Plant, Hedge, Mass Planting

Shape

Broad Upright, Multi Stem

Fragrant

Yes

Deer resistant

Yes

Drought tolerant

No