Calflora Taxon Report
Crocosmia ×crocosmiiflora  (Lemoine) N. E. Br.
Coppertips, Montbretia, Falling stars
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2025 CDA - California Department of Food and Agriculture
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2023 Leah Lord
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Ted Judah
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2015 Chris Jaster
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2019 George Wing
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2025 CDA - California Department of Food and Agriculture
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2016 UCSC Weed Management Group
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2024 Leah Lord
photo on Calflora
2019 George Wing
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Susi Diallo
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jillian_a
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2014 Andrew Georgeades
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2020 Diana Wahl
Crocosmia ×crocosmiiflora is a perennial herb that is not native to California.
Cal-IPC rating: limited
Siskiyou Del Norte Modoc Humboldt Shasta Lassen Trinity Plumas Tehama Butte Mendocino Glenn Sierra Yuba Lake Nevada Colusa Placer Sutter El Dorado Yolo Alpine Napa Sonoma Sacramento Mono Amador Solano Calaveras Tuolumne San Joaquin Marin Contra Costa Alameda Santa Cruz Mariposa Madera San Francisco San Mateo Merced Fresno Stanislaus Santa Clara Inyo San Benito Tulare Kings Monterey San Bernardino San Luis Obispo Kern Santa Barbara Ventura Los Angeles Riverside Orange San Diego Imperial
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Bloom Period
Genus: Crocosmia
Family: Iridaceae  
Category: angiosperm  
PLANTS group:Monocot
Jepson eFlora section: monocot
Communities: escaped cultivar
Name Status:
Accepted by JEF + PLANTS
Alternate Names:
OTHERCrocosmia crocosmiflora
OTHERCrocosmia crocosmiiflora
PLANTSTritonia Xcrocosmiiflora
External links:

[Wikipedia] Invasiveness: The California Invasive Plants Council (Cal-IPC) lists Crocosmia × crocosmiiflora as an invasive plant in California, with limited concern / distribution. (link added by Mary Ann Machi)

[Wikipedia] Bred in France: Crocosmia × crocosmiiflora, montbretia, is a garden hybrid of C. aurea and C. pottsii, first bred in 1880 in France by Victor Lemoine. (link added by Mary Ann Machi)

Suggested Citation
“Calflora - Taxon Report.” The Calflora Database, a non-profit organization. .

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