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Quercus sinuata
Quercus sinuata Walter
Bastard Oak, Durand Oak
Fagaceae (Beech Family)
Synonym(s):
USDA Symbol: QUSI
USDA Native Status: L48 (N)
Plant Characteristics
Duration: PerennialHabit: Tree
Leaf Arrangement: Alternate
Leaf Complexity: Simple
Leaf Venation: Pinnate
Breeding System: Flowers Unisexual , Monoecious
Inflorescence: Catkin
Fruit Type: Nut
Size Notes: Up to about 65 feet tall.
Bloom Information
Bloom Color: White , BrownBloom Time: Mar , Apr , May
Distribution
USA: AL , AR , FL , GA , LA , MS , OK , SC , TXGrowing Conditions
Light Requirement: SunSoil Moisture: Dry
Soil pH: Circumneutral (pH 6.8-7.2)
Benefit
Use Wildlife: Good nesting tree. Good substrate for for insectivorous birds. Jays eat and cache acorns. Food source for deer.Interesting Foliage: yes
Attracts: Birds , Butterflies
Larval Host: Larva host plant for duskywing and hairstreak butterflies.
Propagation
Propagation Material: SeedsMaintenance: Prevent complete soil dryness, Prune to maintain shape, Fertilize 3 times a year with lawn fertilizer 3:1:2 ratio.
From the National Organizations Directory
According to the species list provided by Affiliate Organizations, this plant is on display at the following locations:Jacob's Well Natural Area - Wimberley, TX
Bibliography
Bibref 766 - Dale Groom's Texas Gardening Guide (2002) Groom, D.Bibref 297 - Trees of Central Texas (1984) Vines, Robert A.
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Web Reference
Webref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.Additional resources
USDA: Find Quercus sinuata in USDA PlantsFNA: Find Quercus sinuata in the Flora of North America (if available)
Google: Search Google for Quercus sinuata
Metadata
Record Modified: 2026-08-26Research By: TWC Staff