Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Fagaceae

Genus:

Quercus

Species:

Quercus grandidentata

USDA Symbol:

QUGR4

Growth Characteristics

Life Cycle:

Perennial

Growth Habit:

Tree

Height:

2000 cm

Light Requirements:

Full Sun

Drought Tolerance:

Medium

Bloom Months:

apr,may

Keystone Species Ranking

Caterpillar Keystone:

★★★★★ Butterfly & moth species supported by this genus (NWF)

Garden & Ecology Notes

Wildlife Value:

birds, small mammals, deer

Fall Color:

yellow, brown

Fire Ecology:

Fire adapted — tolerates or benefits from fire

Fire Notes:

Resprouts vigorously from root crown after fire. Associated with fire-maintained oak woodlands and savannas.

Soil Requirements

Soil Type:

sandy, well-drained, nutrient-poor soil

pH:

5.0 - 6.5 (acidic to slightly acidic)

Drainage:

excellent drainage required

Moisture:

dry to moderate

Notes:

Prefers upland areas with sandy soils

Propagation & Germination

Stratification:

Cold/moist stratification required — 60–90 days

Germination Time:

14–30 days

Notes:

Acorns should be planted fresh in fall or stratified over winter. Loses viability quickly if allowed to dry out.

The above propagation data sourced from Claude AI