Gleditsia triacanthos ‘Skyline’ Thornless Honeylocust Description A beautiful, open-habit shade tree with small leaflets that allow filtered light to pass through creating a wonderful light shade. Golden yellow fall color. Late to leaf out. Adaptable to most soils. Good lawn tree due to the light shading effect. Characteristics Hardiness Zone: 4 Light requirements: Sun Height: 45' Spread: 40' Native: Yes Sizes & Prices Size: 2.5" Cal $595.00 Other Information All Gleditsia Gleditsia triacanthos 'Shademaster' Shademaster Honeylocust Zone: 4 Sun HT: 40-60' Gleditsia triacanthos 'Skyline' Thornless Honeylocust Zone: 4 Sun HT: 45'