Havard Oak
Quercus havardii
Last reviewed: June 2026
Havard Oak (Quercus havardii) is not on the ASPCA Animal Poison Control Center toxic plant list for dogs or cats (aspca.org (opens in new tab), last reviewed 2026-05-21). If your pet shows symptoms after eating any plant, call the ASPCA at (888) 426-4435.
Light
full sun
Water
low
Size
36"–60" H × 12"–36" W
Bloom
Mar, Apr, May
Native to
NM, OK, TX
Before you buy
Your city may pay you to plant this
Cities and water utilities offer rebates for replacing lawn with native and water-wise plants. We track 411 programs across 44 states, each with a link to the provider and the date we last checked it.
Find rebates in your areaBrowse plants for this ecoregion
Havard Oak is a low-growing, spreading shrub oak native to sandy soils of West Texas and the Texas Panhandle. This drought-tolerant plant forms colonies through underground runners and produces small acorns that wildlife value highly. Its deciduous leaves turn attractive colors in fall before dropping for winter dormancy.
In an HOA neighborhood
Havard Oak takes more care to keep looking intentional in a front yard. Maintenance level: low. Consider it for backyard or mid-zone beds rather than the street edge.
Works well in: backyard only.
- Insufficient data for HOA assessment
Wildlife value
Supports numerous caterpillar species that feed oak leaves, making it valuable for birds seeking protein-rich insects. Acorns provide important food for squirrels, deer, and ground-dwelling birds.
Common questions
- How much sun does Havard Oak need?
- Havard Oak grows best in full sun conditions.
- When does Havard Oak bloom?
- Havard Oak blooms in March, April, and May.
- Where is Havard Oak native?
- Havard Oak (Quercus havardii) is native to NM, OK, TX, per the USDA PLANTS Database and regional native plant society lists.
- Is Havard Oak toxic to dogs?
- Havard Oak is not on the ASPCA Animal Poison Control Center toxic plant list for dogs (aspca.org).
- Is Havard Oak toxic to cats?
- Havard Oak is not on the ASPCA Animal Poison Control Center toxic plant list for cats (aspca.org).
- Is Havard Oak HOA-friendly?
- Havard Oak takes more care to look intentional in a front yard. Consider it for backyard or mid-zone beds rather than the street edge.
Native range data from the USDA PLANTS Database and regional native plant society lists. Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.
Ready to grow Havard Oak? Add it to your garden in Pollinator Patch to track it and get season-by-season care guidance.
Not sure where to start? Take the 2-minute yard quiz