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Street Keeper™ Honeylocust features a moderate growth rate (45 feet in 50 years) and a narrow, strongly upright form.

Tree of the Month: Street Keeper™ Honeylocust

By Leonard Phillips, ASLA Emeritus


 


Botanical Name: Gleditsia triacanthos inermis ‘Draves’


Trade Name: Street Keeper™ Honeylocust


Family: Fabaceae


Parentage: Discovered near Buffalo, N.Y. by Tom Draves


Year of Introduction: 2009


Plant Patent: PP# 21698


Hardiness Zone*: 5-9


Height: 45 feet


Spread: 20 feet


Growth Rate: Moderate, 45 feet in 50 years


Form: Narrow, strongly upright, tightly pyramidal


Bloom Period: Spring


Flower: Male only, occasionally produces a female flower


Fruit: Nearly seedless


Spring Color: Mid-green


Summer Foliage: Dark green in summer, fine texture


Autumn Foliage: Yellow in fall


Winter Color: Dark branches provide winter interest


Bark: Dark gray to black, thornless


Habitat: Species found in U.S. from Pennsylvania to Texas and Nebraska


Culture: Moist well drained soil, sun


Pest Problems: Moderate resistance to disease, excellent resistance to pests and easily able to withstand injuries


Storm Resistance: Excellent


Salt Resistance: Good


 

Photos provided by J. Frank Schmidt & Son Co.Planting: Transplants easily bare root and B&B, suitable for use in CU-Structural Soil


Pruning: This tree requires little pruning        


Propagating: Budded on to species understock


Design Uses: Excellent specimen, good street tree, excellent in lawns and gardens because it casts a very light shadow and has low maintenance needs


Companions: Use with all types of perennials


Other Comments: Fine-textured leaves, ideal for city streets, good central leader dominance with strong branch crotch angles 


Available From: Becoming available in retail nurseries that carry new introductions


 


For information about the USDA Hardiness Zone Map, visit www.usna.usda.gov/Hardzone/index.html


 


These are the personal observations of the author, living in New England – Zone 6. Leonard Phillips can be reached via email at lenphillips@on-line-seminars.com.

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