Eric Burkhart

Teaching Professor, Ecosystem Science and Management

Eric Burkhart

Huck Affiliations

Publication Tags

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Alkaloids Hydrastis Canadensis Leaves Forest Farming Harvest Date Wild Plants Drying Temperature Panax Harvest Benzylisoquinoline Alkaloid Wild Plant Panax Quinquefolius Hydrastis Planting Phenology Allium Tricoccum Benzylisoquinolines Bulbs Canadine Hydrastine Appalachian Region Berberine Rhizomes Citizen Shrubs

Most Recent Publications

Forest Farming

Eric Burkhart, John Munsell, Jeanine Davis, 2024,

Two Ramp Taxa, Allium tricoccum and A. burdickii, Differ in Abiotic Habitat Characteristics and Floristic Associates in Pennsylvania

Cassie J. Stark, Sarah E. Nilson, Eric P. Burkhart, 2023, Natural Areas Journal on p. 185-195

Nontimber forest products from Pennsylvania: Ramps/Wild leeks (Allium tricoccum)

Eric Burkhart, Cathryn Pugh, Calvin Norman, 2023,

Ramp (Allium tricoccum Ait.) weight differs across the harvest season: implications for wild plant stewardship and forest farming

Sarah E. Nilson, Eric Burkhart, Rebecca Jordan, Joshua Lambert, 2022, Agroforestry Systems on p. 97-107

The identification of mesophytic cove sites in Pennsylvania.

Calvin Norman, Eric Burkhart, Kathryn Schmidt, Ephraim Zimmerman, 2021,

Goods from the woods: ramps Allium tricoccum, a popular edible non-timber forest product with growing commercial appeal.

Eric Burkhart, Cathryn Pugh, Cassie Stark, 2021, Pennsylvania Forests on p. 37

Influence of postharvest drying temperatures on alkaloid levels in goldenseal (Hydrastis canadensis L.)

Grady H. Zuiderveen, Eric P. Burkhart, Joshua D. Lambert, 2021, Hortscience: A Publication of the American Society for Hortcultural Science on p. 242-243

Neither Wild nor Cultivated: American Ginseng (Panax quinquefolius L.) Seller Surveys Provide Insights into in situ Planting and Husbandry<sup>1</sup>

Eric Burkhart, Grady Zuiderveen, Sarah Nilson, Catherine Pugh, S Nilson, Grady Zuiderveen, 2021, Economic Botany on p. 126-143

Benzylisoquinoline alkaloid content in goldenseal (Hydrastis canadensis L.) is influenced by phenological stage, reproductive status, and time-of-day

Grady Zuiderveen, E Burkhart, Joshua Lambert, 2021, Phytochemistry Letters on p. 61-67

Promotion of in situ Forest Farmed American Ginseng (Panax quinquefolius L.) as a Sustainable Use Strategy: Opportunities and Challenges

Hong Liu, Eric Burkhart, Vivian Chen, Xi Wei, 2021, Frontiers in Ecology and Evolution

Most-Cited Papers

Neither Wild nor Cultivated: American Ginseng (Panax quinquefolius L.) Seller Surveys Provide Insights into in situ Planting and Husbandry<sup>1</sup>

Eric Burkhart, Grady Zuiderveen, Sarah Nilson, Catherine Pugh, S Nilson, Grady Zuiderveen, 2021, Economic Botany on p. 126-143

Citizen scientists record novel leaf phenology of invasive shrubs in eastern U.S. forests

Erynn Maynard-Bean, Margot Kaye, Tyler Wagner, Eric P. Burkhart, 2020, Biological Invasions on p. 3325-3337

Influence of postharvest drying temperatures on alkaloid levels in goldenseal (Hydrastis canadensis L.)

Grady H. Zuiderveen, Eric P. Burkhart, Joshua D. Lambert, 2021, Hortscience: A Publication of the American Society for Hortcultural Science on p. 242-243

Benzylisoquinoline alkaloid content in goldenseal (Hydrastis canadensis L.) is influenced by phenological stage, reproductive status, and time-of-day

Grady Zuiderveen, E Burkhart, Joshua Lambert, 2021, Phytochemistry Letters on p. 61-67

Ramp (Allium tricoccum Ait.) weight differs across the harvest season: implications for wild plant stewardship and forest farming

Sarah E. Nilson, Eric Burkhart, Rebecca Jordan, Joshua Lambert, 2022, Agroforestry Systems on p. 97-107

Two Ramp Taxa, Allium tricoccum and A. burdickii, Differ in Abiotic Habitat Characteristics and Floristic Associates in Pennsylvania

Cassie J. Stark, Sarah E. Nilson, Eric P. Burkhart, 2023, Natural Areas Journal on p. 185-195

American ginseng: a threatened native plant with specialty crop potential

Eric Burkhart, 2014, Keystone Wild Notes on p. 19-22

Promotion of in situ Forest Farmed American Ginseng (Panax quinquefolius L.) as a Sustainable Use Strategy: Opportunities and Challenges

Hong Liu, Eric Burkhart, Vivian Chen, Xi Wei, 2021, Frontiers in Ecology and Evolution

The identification of mesophytic cove sites in Pennsylvania.

Calvin Norman, Eric Burkhart, Kathryn Schmidt, Ephraim Zimmerman, 2021,

Slipping away? Slippery elm in the herbal marketplace - past, present and future

Eric Burkhart, 2016, Journal of Medicinal Plant Conservation on p. 4

News Articles Featuring Eric Burkhart

Jul 04, 2024

A rainy Pa. forest offers a fun window into an Appalachian ecology debate

Tucked deep in Pennsylvania’s verdant southwest pocket, at the elbow of a river flowing south to north, is one of the commonwealth’s wettest places. Fayette County’s Ohiopyle State Park, named for its waterfalls, sees an exceptional amount of precipitation each year. It is lush. It is biodiverse. But is it a rainforest? Appalachia claims several temperate (not tropical) rainforests, and at least one website lists Ohiopyle State Park as a northernmost example.

Full Article

Oct 16, 2023

Grants awarded to Penn State faculty for tropical ecosystems research in Belize

Three projects have been awarded seed grants as part of the Penn State-Belize Foundation for Research and Environmental Education Research and Education Initiative to develop agroforestry systems .

Full Article

Jul 26, 2023

Second species of ramp, or wild leek, documented in Pennsylvania

The presence of a second species of ramp, Allium burdickii—commonly known as narrow-leaved wild leek—has been documented in southwest Pennsylvania by a team of Penn State researchers in a new study.

Full Article

Apr 10, 2023

Little stinkers: It’s time to hunt — and celebrate — the ramps of Appalachia

In these first sunny, wonderfully balmy days of spring, nothing hits the spot — or nose — quite like ramps.

Full Article

Nov 08, 2022

Ramped up: Higher demand for wild leeks has foragers overeager, threatens plant

Early spring enthusiasm for ramps — also known as wild leeks — may be causing lower plant yields and threatening communities of the forest herb, according to Penn State researchers.

Full Article

Sep 22, 2022

The secret, lucrative world of Pennsylvania’s wild ginseng diggers

Sang, a longtime nickname for the mysterious and lucrative ginseng root, might just be Pennsylvania’s most valuable crop, often selling for hundreds of dollars per pound. Some say the slow-growing root is being exploited, overharvested by deer or greedy newcomers.

Full Article

Aug 19, 2021

Researchers help track the growth of ginseng forest farming in Pennsylvania

There is good and bad news about ginseng collection and production in Pennsylvania, and likely much of Appalachia, according to a new study conducted by Penn State researchers.

Full Article

Aug 19, 2020

Invasive shrubs in Northeast forests grow leaves earlier and keep them longer

The rapid pace that invasive shrubs infiltrate forests in the northeastern United States makes scientists suspect they have a consistent advantage over native shrubs, and the first region-wide study of leaf timing, conducted by Penn State researchers, supports those suspicions.

Full Article

Jul 15, 2020

Ecology Institute announces grant recipients

The Ecology Institute has awarded 11 proposals from across the University as part of its Flower Grant program, including five projects submitted by faculty at Commonwealth Campuses.

Full Article

Jan 08, 2020

Demand for ginseng is creating a ‘wild west’ in Appalachia

With poachers cashing in on the Chinese appetite for American ginseng, growers are arming up.

Full Article

Nov 25, 2019

Forest farms could create market for ginseng, other herbs

A transition from wild collection of herbs to forest farming needs to occur in Appalachia to make the opaque, unstable and unjust supply chain for forest medicinal plants such as ginseng sustainable, according to a team of researchers who have studied the market for more than a decade.

Full Article