Mockernut Hickory

Carya tomentosa

Native to:
Canada, United States

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Juglandaceae
Genus:
Carya
Species:
Carya tomentosa
USDA Symbol:
CATO6

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Tree
Height:
2400 cm
Light Requirements:
Part Shade
Drought Tolerance:
Medium
Bloom Months:
apr,may,jun
Bloom Colors:
yellow-green

Wildlife Benefits

Caterpillars:
★☆☆☆☆ Recorded caterpillar host plant (HOSTS Database)

Keystone Species Ranking

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

Host Plant for Caterpillars

Walnut Sphinx (Amorpha juglandis)

Reported Fauna Sightings

Moths:Acronicta impleta, Banded Tussock Moth (Halysidota tessellaris), Coptodisca lucifluella, Ectoedemia virgulae, pecan leafminer (Cameraria caryaefoliella), Stigmella caryaefoliella, Yellownecked caterpillar (Datana integerrima)

Garden & Ecology Notes

Wildlife Value:
squirrels, deer, turkeys, woodpeckers, black bears
Fall Color:
golden-yellow, orange
Fire Ecology:
Fire adapted — tolerates or benefits from fire
Fire Notes:
Thick bark provides fire resistance. Trees commonly resprout from root collar after top-kill from fire. Historically maintained by periodic fire in oak-hickory forests.

Soil Requirements

Soil Type:
rich, well-drained loamy soil
pH:
5.5 - 7.0 (slightly acidic to neutral)
Drainage:
good drainage preferred
Moisture:
dry to moderate
Notes:
prefers upland areas with deep soils

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–120 days
Germination Time:
30–90 days
Notes:
Seeds should be sown fresh in fall or cold-stratified over winter. Germination improves with outdoor stratification where seeds experience natural freeze-thaw cycles.

The above propagation data sourced from Claude AI

Pre-treatment: Seeds are cold stratified for 90 to 150 days

Source: npn.rngr.net