Buckeye/Horsechestnut — Texas Buckeye (Western Buckeye)

Aesculus glabra var. arguta

Buckeye/Horsechestnut — Texas Buckeye (Western Buckeye) (Aesculus glabra var. arguta) is a tree suited to the Colorado Front Range, rated "Conditionally Recommended" on the 2024 Front Range Tree Recommendation List. It matures to about 15–25 ft tall and 15–25 ft wide, and needs low to medium water. More heat tolerant than the species.

low to medium water15–25 ft tall and 15–25 ft wideXeric / water-wiseDeer-resistantToxic to dogs

Photos

Buckeye/Horsechestnut — Texas Buckeye (Western Buckeye) (Aesculus glabra var. arguta) — (c) Jeff Clark, some rights reserved (CC BY)

Buckeye/Horsechestnut — Texas Buckeye (Western Buckeye) (Aesculus glabra var. arguta) — mature form — no rights reserved

Buckeye/Horsechestnut — Texas Buckeye (Western Buckeye) (Aesculus glabra var. arguta) — foliage — no rights reserved

At a glance

Rating: Conditionally Recommended
Botanical name: Aesculus glabra var. arguta
Variety / cultivar: Texas Buckeye (Western Buckeye)
Type: Tree
Mature size: 15–25 ft tall and 15–25 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: low
Wind tolerance: moderate
Salt tolerance: moderate
Bloom color: yellow, green
Bloom time: late spring

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 Buckeye/Horsechestnut — Texas Buckeye (Western Buckeye) good for the Colorado Front Range?: Yes. Buckeye/Horsechestnut — Texas Buckeye (Western Buckeye) is included in the Front Range Plant Finder as a tree suited to Colorado's Front Range, rated "Conditionally Recommended" on the 2024 Front Range Tree Recommendation List.
How big does Buckeye/Horsechestnut — Texas Buckeye (Western Buckeye) get?: It matures to about 15–25 ft tall and 15–25 ft wide.
How much water does Buckeye/Horsechestnut — Texas Buckeye (Western Buckeye) need?: It needs low to medium water once established.
Is Buckeye/Horsechestnut — Texas Buckeye (Western Buckeye) safe for dogs?: No — Buckeye/Horsechestnut — Texas Buckeye (Western Buckeye) is considered toxic to dogs. Keep pets away and check with your vet.