Northern strain redbud was developed by the Minnesota Landscape Arboretum, the Northern strain redbud was produced by selecting seeds from the best-surviving individuals of eastern redbud throughout Minnesota's harsh winter. The result is a strain of eastern redbud that is hardy in zone 4 rather than the usual zone 5.
Apr 05, The Minnesota Strain of redbud was developed when species redbud trees where planted at the Minnesota Landscape Arboretum. These trees are normally hardy to USDA Zone 5 (think Chicago or Des Moines), but the arboretum staff selected out the trees that survived best and used seed from that “strain” to plant more shrubdisposal.buzz: Mary Lahr Schier. Eastern redbud is also an excellent pollinator plant, as its flowers are an early source of pollen and nectar for honeybees.
Redbud is more common south of Minnesota and is the state tree of Oklahoma, but the University of Minnesota released a more hardy, bred variety of eastern redbud named ‘Minnesota Strain’ in Redbud Tree About the Redbud Tree This attractive and native family of trees displays vibrant, almost neon violet to pink-lavender blossoms in spring then unveiling its bold, heart shaped foliage of green to burgundy to multicolor that adds rich texture to the landscape through shrubdisposal.buzzted Reading Time: 1 min.