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Mohr's Oak

Quercus mohriana

Last reviewed: June 2026

Mohr's Oak (Quercus mohriana)
Photo: (c) Sam Kieschnick, some rights reserved (CC BY), uploaded by Sam Kieschnick

Mohr's Oak (Quercus mohriana) 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

part sun

Water

low

Size

180"–240" H × 180"–240" W

Bloom

Mar, Apr, May

Native to

NM, OK, TX

Browse plants for this ecoregion

Mohr's Oak is a medium-sized native Texas oak that typically grows 15-20 feet tall with an equal spread. This semi-evergreen tree produces inconspicuous spring flowers and develops a rounded, dense canopy that provides excellent shade and structure to landscapes.

In an HOA neighborhood

Mohr's Oak is an HOA-friendly choice in the right placement. Maintenance level: moderate. Tidiness: 4 out of 5.

Works well in: front yard, mid zone.

  • Trees often require HOA/ARC approval even when allowed.
  • Verify setbacks from sidewalks, driveways, utilities, and structures.
  • Confirm mature height/canopy limits and sightline rules for corners.

Wildlife value

This oak supports numerous native wildlife species by providing acorns for birds and mammals, and its foliage hosts many butterfly and moth caterpillars. The spring blooms attract various native bees and other pollinators.

Common questions

How much sun does Mohr's Oak need?
Mohr's Oak grows best in part sun conditions.
When does Mohr's Oak bloom?
Mohr's Oak blooms in March, April, and May.
Where is Mohr's Oak native?
Mohr's Oak (Quercus mohriana) is native to NM, OK, TX, per the USDA PLANTS Database and regional native plant society lists.
Is Mohr's Oak toxic to dogs?
Mohr's Oak is not on the ASPCA Animal Poison Control Center toxic plant list for dogs (aspca.org).
Is Mohr's Oak toxic to cats?
Mohr's Oak is not on the ASPCA Animal Poison Control Center toxic plant list for cats (aspca.org).
Is Mohr's Oak HOA-friendly?
Mohr's Oak is generally an HOA-friendly choice in the right placement, with moderate maintenance.

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.

Does Mohr's Oak fit your yard? Open it in Pollinator Patch to check it against your sun, soil, and HOA-conscious filters.