Northern Acclaim®Thornless Honeylocust - Gleditsia triacanthos var. inermis ‘Harve’ (RFM-30)
A medium to large spreading upright pyramidal tree selection of thornless honeylocust with greater winter hardiness than the standard available cultivars in the nursery trade. Introduced by North Dakota State University, Northern Acclaim® is seedless and maintains attractive bright green foliage during the summer months changing to golden-yellow in the fall.
USDA hardiness zone 3b-6
Height: 40-50', Spread: 30-35'
Pyramidal to upright spreading with age
Moderate to Fast
Summer: Bright green Pinnately and bi-pinnately compound leaves producing a dappled shade during the summer months. Autumn: Golden yellow fall color.
Fine-Medium in leaf, Medium in winter
Greenish-yellow racemes (male), insignificant
This cultivar is seedless (fruitless); it does not produce the pods associated with female honeylocust plants.
Full sun exposure
Well drained soils, pH adaptable and tolerant of higher pH soils. Has shown good drought tolerance.
Chip budding onto one-year field established rootstocks.
The pyramidal to upright spreading growth form combined with the thornless and seedless attributes and greater cold hardiness make Northern Acclaim® a valuable addition to the tree selections list for use in the central and northern U.S. and southern Canada, where adapted.
Northern Acclaim® is an urban tolerant, turf friendly and drought tolerant selection. Minimum leaf litter, making autumn cleanup unnecessary. Uses for this cultivar are in landscape, boulevard, and parks plantings where an attractive hardy ornamental tree is desired. Resistant to canker disease.
U.S. Trademark registered – Northern Acclaim®
This cultivar is available for non-exclusive licensing.
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