Calflora, a 501c3 non-profit
Distribution by County   4023    
Hedera helix  L.
English ivy
Hedera helix is a vine or shrub that is not native to California.
Cal-IPC rating: high
Record Count by County

Alameda: 63 Los Angeles: 171 Riverside: 7 Siskiyou: 3
Amador: 2 Madera: 4 Sacramento: 19 Solano: 6
Butte: 43 Marin: 2913 San Bernardino: 21 Sonoma: 299
Calaveras: 1 Mariposa: 34 San Diego: 44 Stanislaus: 2
Contra Costa: 81 Mendocino: 92 San Francisco: 402 Tehama: 4
Del Norte: 794 Merced: 1 San Luis Obispo: 28 Trinity: 12
El Dorado: 1 Monterey: 47 San Mateo: 450 Tulare: 2
Fresno: 1 Napa: 24 Santa Barbara: 28 Tuolumne: 2
Humboldt: 223 Nevada: 28 Santa Clara: 356 Ventura: 12
Inyo: 2 Orange: 43 Santa Cruz: 248 Yolo: 4
Kern: 2 Placer: 3 Shasta: 6 Yuba: 6
Lake: 5 Plumas: 5 Sierra: 2

Suggested Citation
Calflora: Information on California plants for education, research and conservation, with data contributed by public and private institutions and individuals, including the Consortium of California Herbaria. [web application]. 2024. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: 04/19/2024).