Presentation on theme: "A PA INVASIVE SPECIES Guelder rose (Viburnum opulus)"— Presentation transcript:
A PA INVASIVE SPECIES Guelder rose (Viburnum opulus)
Heritage Was originally cultivated in Gelderland. A Dutch Province Later was introduced to England and Scotland Native to the European deciduous forest, north Asia, and north Africa.
Common names (viburnum opulus) Cranberrybush viburnum American cranberry European cranberry viburnum Cramp bark European snowball bush Red Elder Rose Elder
Habitat Hedgerows Marshes Edges of wooded areas Both in acidic and heavy clay soil
Adaptations Frostproof Hygrophilous – grow in moist areas Prefers acidic soils Shade-tolerant No harm from dust and air pollution
Areas of inhabitance Relatively cool climate Reported invasive in: Indiana Pennsylvania Wisconsin 3-8
Description Deciduous shrub that is part of the honey-suckle family. Can grow from 5-10 feet tall. Some are self pollinating Others do not reproduce Do not produce berries.
Description - flowers Have a “flat” head that is 3-5” diameter. Five outer petals Sterile Attract insects to inner flowers Little inner flowers Fertile Provide nectar
Description - Berries Berries ½ inch diameter Ripen in August Attract birds to spread the seeds Can cause stomach irritation
Description - Leaves Maple-like 3-5 inches long Palmate lobed – leaf divided into 3 more lobes. Coarsely serrated Opposite Red or purple Young leaves are covered in down Adult leaves are smooth and shiny
Invasive qualities Spreads to find sunlight Will choke out neighboring plants No found enemies
Fruit Eaten raw or cooked Sour Crushed berries have an unpleasant smell Used instead of cranberries Jellies Preservatives Medicines Eaten in large quantities (or not ripe) can cause vomiting and diarrhea Low levels of poison Can only cause upsets
Niche Food for birds and bugs ink and dyes Can be used for medicine, treating: Asthma Spasms Menstrual cramps Treated miscarriage Laxative ink and dyes