Guelder-rose
Viburnum opulus
The Guelder-rose is a deciduous shrub belonging to the Adoxaceae family, reaching heights of up to 4 meters. It is characterized by flat, umbrella-shaped inflorescences with white marginal flowers and bright red, berry-like drupes. The plant prefers moist habitats such as stream banks and floodplain forests. In autumn, the three- to five-lobed leaves often turn an intense wine-red color.
Details
Oxygen production
Low oxygen production through leaf photosynthesis during the growing season.
Habitat function
Bank protection, provides shade for water bodies, habitat for insect larvae and birds.
Nutrient uptake
Moderate uptake of nitrogen and phosphorus from soil and riparian water.
Food source for
Birds (thrushes, waxwings), hoverflies, bees, butterflies.
Human use
Ornamental shrub in gardens; bark used medicinally for cramps; fruits can be used for jelly when cooked.
Ecology
Ecological role
Important food source for pollinators and birds; provides cover and nesting sites in riparian areas.
Natural predators
Viburnum leaf beetle (Galerucella viburni).
Competitor species
Other native shrubs such as Black Elderberry or Common Dogwood.
Ecosystem service
Soil stabilization through its root system; promotion of biodiversity in agricultural landscapes.
Threats
Habitat loss due to river channelization, drainage of wetlands, and intensive forestry.
Scientific profile
Profile
Protection & threats
Main threats
Loss of wetlands due to drainage, river channelization, and the destruction of natural floodplain structures.