Honeylocust — Thornless Common – SUNBURST®
Gleditsia triacanthos
Honeylocust — Thornless Common – SUNBURST® (Gleditsia triacanthos) is a tree suited to the Colorado Front Range, rated "Recommended for Most Sites" on the 2024 Front Range Tree Recommendation List. It matures to about 30–40 ft tall and 30–40 ft wide, and needs low to medium water. Wrap young trees; overplanted variety.
low to medium water30–40 ft tall and 30–40 ft wideXeric / water-wiseDeer-resistant
Photos




At a glance
- Rating
- Recommended for Most Sites
- Botanical name
- Gleditsia triacanthos
- Variety / cultivar
- Thornless Common – SUNBURST®
- Type
- Tree
- Mature size
- 30–40 ft tall and 30–40 ft wide
- Water needs
- low to medium water
- Colorado native
- No
- Foliage
- Deciduous
- Soil
- clay, loam, sandy
- Soil pH
- 6.0–8.2
- Hail tolerance
- high
- Wind tolerance
- high
- Salt tolerance
- high
- Good for
- south wall
Site factors to consider
- Critical: Insects & Diseases
- Critical: Cold Hardiness
Planting & establishment
Water deeply every 7–10 days through the first 2 summers. Winter water 1–2×/month October–March when soil is dry and unfrozen — winter desiccation is a top killer of newly-planted trees. Year 3: taper to 2×/month in summer, then rely on natural precipitation.
Frequently asked questions
- Is Honeylocust — Thornless Common – SUNBURST® good for the Colorado Front Range?
- Yes. Honeylocust — Thornless Common – SUNBURST® is included in the Front Range Plant Finder as a tree suited to Colorado's Front Range, rated "Recommended for Most Sites" on the 2024 Front Range Tree Recommendation List.
- How big does Honeylocust — Thornless Common – SUNBURST® get?
- It matures to about 30–40 ft tall and 30–40 ft wide.
- How much water does Honeylocust — Thornless Common – SUNBURST® need?
- It needs low to medium water once established.
- Is Honeylocust — Thornless Common – SUNBURST® native to Colorado?
- No — it is not a Colorado native, but it grows well on the Front Range.