How much light does American hop-hornbeam need?

It grows best in part sun but can adapt from full sun to fairly deep shade, which is why it is often found as an understory tree in mixed hardwood forests.

How much water does American hop-hornbeam need?

It does well with medium, consistent moisture in well-drained soil and can handle brief dry spells once its root system is established.

When does American hop-hornbeam flower?

It produces small, drooping catkins in May and June, typically opening around the same time the leaves emerge in spring.

What insects visit American hop-hornbeam?

Bees and beetles are commonly seen around the catkins in spring, even though the tree's pollen is mainly dispersed by wind rather than by insect visits.

What does American hop-hornbeam look like as it grows?

It is a slow growing tree with a rounded crown, fine textured branches, and papery, shredding bark that gives older trunks a shaggy appearance.

Is American Hop-hornbeam toxic to livestock?

The USDA PLANTS Database does not flag American Hop-hornbeam as toxic to livestock.

Is American Hop-hornbeam HOA-friendly?

American Hop-hornbeam is generally an HOA-friendly choice in the right placement, with low maintenance.

American Hop-hornbeam

Name: Pollinator Patch
Author: Pollinator Patch

Ostrya virginiana

Last reviewed: September 2026

American hop-hornbeam is a small to medium deciduous tree that blooms in May and June, growing well in part sun with medium, well-drained soil across much of the eastern and central United States.

Toxicity unknown

American Hop-hornbeam (Ostrya virginiana) is not listed by the ASPCA Animal Poison Control Center (opens in new tab) or the other sources we check, so we have no verdict for it either way. Absence from those lists is not a clearance. If your pet shows symptoms after eating any plant, call the ASPCA at (888) 426-4435.

The USDA PLANTS Database (opens in new tab) does not flag American Hop-hornbeam as toxic to livestock.

Light

part sun

Water

medium

Size

240"–480" H × 180"–360" W

Bloom

May, Jun

Native to

AL, AR, CT, DE and 34 more states

Pollinators

bees, beetles

Before you buy

Your city may pay you to plant this

Cities and water utilities offer rebates for replacing lawn with native and water-wise plants. We track 452 programs across 44 states, each with a link to the provider and the date we last checked it.

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Browse plants for this ecoregion

Northwestern Forested Mountains Great Plains East Central Texas Plains South Central Plains Eastern Temperate Forests Ozark Highlands Central Irregular Plains Northwestern Great Plains Piedmont Northern Glaciated Plains Western Corn Belt Plains Northern Lakes and Forests North Central Hardwood Forests Driftless Area Southeastern Wisconsin Till Plains Central Corn Belt Plains Eastern Corn Belt Plains Southern Michigan/Northern Indiana Drift Plains Huron/Erie Lake Plains Northeastern Highlands Northeastern Coastal Zone Northern Allegheny Plateau Erie Drift Plain Northern Forests Middle Atlantic Coastal Plain Northern Piedmont Southeastern Plains Blue Ridge Ridge and Valley Central Appalachians Western Allegheny Plateau Interior Plateau Interior River Valleys and Hills Mississippi Alluvial Plain Mississippi Valley Loess Plains Southern Coastal Plain Acadian Plains and Hills Eastern Great Lakes Lowlands Atlantic Coastal Pine Barrens

American hop-hornbeam is a slow-growing native tree with an attractive pyramidal shape when young, maturing to a rounded crown. It produces distinctive papery seed clusters that resemble hops and has smooth, gray bark that becomes furrowed with age. This understory tree tolerates shade well and is quite drought-tolerant once established.

Growing American Hop-hornbeam

Grow American Hop-hornbeam in part sun and medium water. Mature plants reach 240 to 480 inches tall and spread 180 to 360 inches wide. Expect low maintenance to keep it looking intentional in a front yard.

In an HOA neighborhood

American Hop-hornbeam is an HOA-friendly choice. Maintenance level: low. Tidiness: 4 out of 5.

Works well in: front yard, foundation, street edge, mid zone.

Slow growth rate may not provide immediate impact

Wildlife value

The spring flowers provide nectar for bees and beetles during bloom time. The seeds are eaten by various birds, and the tree serves as a host plant for some native moth caterpillars.

Common questions

How much light does American hop-hornbeam need?: It grows best in part sun but can adapt from full sun to fairly deep shade, which is why it is often found as an understory tree in mixed hardwood forests.
How much water does American hop-hornbeam need?: It does well with medium, consistent moisture in well-drained soil and can handle brief dry spells once its root system is established.
When does American hop-hornbeam flower?: It produces small, drooping catkins in May and June, typically opening around the same time the leaves emerge in spring.
What insects visit American hop-hornbeam?: Bees and beetles are commonly seen around the catkins in spring, even though the tree's pollen is mainly dispersed by wind rather than by insect visits.
What does American hop-hornbeam look like as it grows?: It is a slow growing tree with a rounded crown, fine textured branches, and papery, shredding bark that gives older trunks a shaggy appearance.
Is American Hop-hornbeam toxic to livestock?: The USDA PLANTS Database does not flag American Hop-hornbeam as toxic to livestock.
Is American Hop-hornbeam HOA-friendly?: American Hop-hornbeam is generally an HOA-friendly choice in the right placement, with low maintenance.

These answers were drafted with an AI model from this plant's data. Verify care details with a local expert.

Native range data from vouchered herbarium specimen records and regional native plant society lists. Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.

If something looks wrong

Common plant problems, and what to check first

These come up on almost any plant. Each guide lists the likely causes in the order they are worth ruling out, with one thing to check before you act on any of them, and links to the source it came from.

See all plant problem guides

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