Purple-flowering Raspberry is a native Eastern North American shrub that deserves a place in gardens far beyond its native range. Hardy in zones 3 through 8, this deciduous suckering shrub grows 3 to 6 feet tall and spreads 6 to 12 feet wide, producing rose-purple flowers that are remarkably fragrant and nearly 2 inches across. The blooms appear in succession from June through August, followed by edible fruit, while the maple-like leaves add textural interest throughout the growing season. It's one of the finest ornamental raspberries available, combining serious garden presence with minimal maintenance demands.
Partial Sun
Moderate
3-8
72in H x 144in W
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High
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The 2-inch rose-purple flowers are genuinely fragrant and appear continuously over months, creating a long season of color and scent that few shrubs can match. Hairy stems make it nearly thornless, a genuine relief if you dislike prickly raspberries. The broad, deeply lobed foliage resembles a maple's, giving it ornamental value long after flowering ends. Its aggressive suckering habit is a feature, not a bug, for anyone wanting a shrub that fills space quickly and naturally. Birds and butterflies visit consistently through the season.
Purple-flowering Raspberry serves dual purposes in the home garden. Its edible fruit can be eaten fresh or prepared into jams and other preserves. Beyond the harvest, the plant functions as an ornamental shrub, valued for its continuous bloom, fragrance, and ability to attract birds and butterflies to the garden.
No timeline data available yet for this variety.
Seeds germinate best at 60 to 70 degrees Fahrenheit. Start indoors 6 to 8 weeks before your last spring frost if using seeds.
Transplant hardened-off seedlings outdoors after all frost danger has passed. Space plants 6 to 12 feet apart to accommodate mature spread.
Harvest the edible berries when they turn fully red and feel slightly soft to the touch, typically in mid to late summer as fruiting follows the bloom period. Pick berries by gently pulling them from the stem; ripe fruit releases easily.
Prune immediately after fruiting to control the shrub's aggressive suckering habit and shape. Remove any canes that have fruited, cutting them back to the base, which encourages new growth and maintains a more manageable form.
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“Rubus odoratus is a native of Eastern North America, where it has grown wild and been used by Indigenous peoples and early settlers for centuries. It was eventually recognized and cultivated as an ornamental shrub by botanists and gardeners who appreciated both its showy flowers and edible fruit, becoming a fixture in gardens where its vigorous nature and low maintenance fit the landscape.”