https://www.housedigest.com/1913532/what-to-know-common-ivy-variety-ban-washington-local/
English and Atlantic ivy are no longer allowed to be sold and distributed in Washington state. Here's why.
washington stateknownewban
https://kingcounty.gov/en/dept/dnrp/nature-recreation/environment-ecology-conservation/noxious-weeds/identification-control/common-ivy
Information about noxious weeds common ivy and Atlantic ivy. Common ivy is known by the Latin name Hedera helix and Atlantic ivy is known by the Latin name...
common ivyking countyidentificationcontrolwashington