Pacific Northwest Native Plant Profile: Cascara (Frangula purshiana ...
2017年7月12日 · In autumn, its leaves turn yellow to orange and may hang on in areas with mild winters. Frangula purshiana is a member of the Rhamnaceae family; the species name relates to frangulanin, a peptide alkaloid.
Cascara - Rhamnus purshiana - PNW Plants - Washington State …
Fall foliage can become a very intense yellow, with shades of orange and red possible. In May small green-white flowers appear. Flowers have sepals, petals, and stamens in clusters. Flowers are classified as umbels. Flowers morph to small black berries (known as drupes).
Frangula purshiana ssp. purshiana - WNPS
This tree is easy to identify during fall and winter because the leaf buds are not covered with scales, are paired, and look like a silhouette of angel wings. Cascara provides fruits for birds to eat, and the flowers provide nectar for pollinators.
Rhamnus purshiana: Cascara - Portland Nursery
Common name: Cascara, Cascara Buckthorn. Native Range: British Columbia south to California, primarily west of the Cascades. Characteristics: Grows as a tall shrub to small tree, 15-30’. Gray bark; oval, large ribbed leaves that are dark green when they emerge, turning yellow to orange-red in fall; small, greenish-yellow flowers followed by ...
Tree Profile for the Cascara - Urban Forest Nursery, Inc.
Leaf density is usually not heavy which can be attractive and useful for many locations. Most striking in my opinion is the potential for outstanding fall color, ranging from yellow, to red and even apricot, which is seldom seen. The literature notes the possibility of aphids and Phytophthora as concern s but apparently this is not significant.
Cascara - North Creek Wetland
Notable feature: this tree is easy to identify during fall and winter because the leaf buds are not covered with scales, are paired, and look like a silhouette of angel wings. Cascara provides fruits for birds to eat, and the flowers provide nectar for pollinators.
Cascara, Frangula purshiana - Native Plants PNW
Yellow fall foliage is shed to reveal a picturesque branching pattern in winter. Cascara, however, does not adapt well to urban settings and is better in a woodland park or garden. Phenology: Bloom Period: May-June. Fruits ripen August-September. Propagation: Seeds are best sown in fall, 1 inch deep. Stored seed requires 1-3 months of cold ...
Introducing Cascara—A Fantastic PNW Native Tree
Planting cascara trees is a great way to support native wildlife. Songbirds love the fruit from these trees and other wildlife also use them. As a native plant, these trees support a range of picky insects such as the American tissue moth.
Rhamnus purshiana, Cascara - Woodbrook Native Plant Nursery
A small native tree growing up to 30 ft.. Best used in a forest setting in which its handsome foliage is not damaged by pollution. This tree is underutilized in ornamental landscaping – it is truely an attractive shade tree with few problems.
Cascara - Sparrowhawk Native Plants
Cascara (Frangula purshiana) is an exceptional native yard tree with a small, attractive stature and three-season interest. It flaunts bright green deeply-veined leaves, clusters of pale greenish-yellow flowers adored by hummingbirds, and purplish-black berries relished by backyard birds.
跳至内容