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Is Autumn olive illegal in Delaware?

Yes. Autumn olive is on Delaware's prohibited plant list.Yes — listed as prohibited: On an official state list that prohibits sale and/or distribution (exact wording below).
Sources (2)

Also called: Elaeagnus umbellata. Last checked against official sources: 2026-10-14.

Federal noxious weed list (7 CFR 360.200): Autumn olive is not listed.

What Delaware's official list says

List / legal categoryListed asList noteWhat it means
Invasive Plant List (3 Del. C. § 2903; 3 DE Admin. Code 806) — no import, export, buying, selling, transport, distribution or propagationElaeagnus umbellataautumn oliveYes — listed as prohibited

Effective dates

Already have it in your yard?

Most state invasive-plant laws, including the list wording above, target selling, distributing, propagating or planting. They generally do not order you to remove a plant already in your yard, but some noxious-weed laws do require control. Read the linked law or ask your county Extension office.

Native alternatives for Delaware

Each is recorded as native to Delaware in the USDA NRCS PLANTS Database state distribution (retrieved 2026-10-14). Check size, sun and soil fit for your site with your local Extension office.

More native swaps with hardiness, light and size →

Autumn olive in other states

Connecticut Illinois Indiana Maine Massachusetts Michigan Minnesota New Hampshire New Jersey New York Ohio South Carolina Tennessee Vermont Virginia West Virginia Wisconsin

See every plant on Delaware's invasive & noxious plant lists, or check any plant.

Not legal advice. PlantLegit summarizes official lists and links the source. Laws change, local (county/city) rules may add restrictions, and the official text controls. "What it means" is our plain-English label; read the exact list wording. Confirm with the agency before buying, selling or removing plants. Full disclaimer.