Rhamnus purshiana Native Buckthorn 2gal Cascara natives this bag zips around the

this bag zips around the trunk of a newly planted treeslowly releases its 20 gallons of water over several hours

Abundant flowers with fresh citrus fragrance

Berry-like drupes mature to blue-black in late summer

very sweet summer berries

light blue berries

Rhamnus purshiana Native Buckthorn 2gal Cascara natives this bag zips around theNative Buckthorn, Cascara, Cascara Buckthorn. Now classified as Frangula purshiana. Oval, heavily veined, green leaves. Fall color ranges from yellow, orange, red, and purple. Purplish black, sweet fruit. Portland Plant List. Pacific NW Native. Deciduous tree. Zones 4 9. Part to full shade. 30 ft. tall and 20 ft. wide.