Oakleaf Hydrangea

Hydrangea quercifolia

Native to:
United States

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Hydrangeaceae
Genus:
Hydrangea
Species:
Hydrangea quercifolia
USDA Symbol:
HYQU3

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Shrub
Height:
250 cm
Light Requirements:
Shade
Drought Tolerance:
Medium
Bloom Months:
may,jun,jul
Bloom Colors:
white, cream
Landscaping Shrub:
Yes

Wildlife Benefits

Butterflies & Moths:
★☆☆☆☆ Documented Lepidoptera association (GBIF)
Caterpillars:
★☆☆☆☆ Recorded caterpillar host plant (HOSTS Database)

Keystone Species Ranking

Caterpillar Keystone:
★★☆☆☆ Butterfly & moth species supported by this genus (NWF)

Host Plant for Caterpillars

Southern beet webworm moth (Herpetogramma bipunctalis)

Reported Fauna Sightings

Bees: Brown-belted bumble (Bombus griseocollis), ⚠️Western honey bee (Apis mellifera)

Garden & Ecology Notes

Wildlife Value:
birds, butterflies
Deer Resistant:
Yes
Fall Color:
red, orange, burgundy
Fire Ecology:
Fire adapted — tolerates or benefits from fire
Fire Notes:
Resprouts from root crown following fire or mechanical damage.

Soil Requirements

Soil Type:
rich, well-drained loamy soil
pH:
5.0 - 6.5 (acidic to slightly acidic)
Drainage:
good drainage required
Moisture:
consistently moist
Notes:
Prefers organic matter-rich soils

Propagation & Germination

Stratification:
Cold/moist stratification required — 60–90 days
Germination Time:
14–30 days
Notes:
Seeds require light for germination; surface sow and keep moist.

The above propagation data sourced from Claude AI

Pre-treatment: None required

Establishment: Seeds were collected in Natchez Trace Parkway, between mile marker 52 and 53 by B.B. Billingsley, Jr in November 4, 1993 and November 18, 1994. The plant is generally found from Florida and Georgia to Louisiana, north to Kentucky and Tennessee.

Source: npn.rngr.net