Each month, we feature a plant of the San Gabriel Mountains. The Plant-of-the-Month page is taken from the interactive CD-ROM, Plants of the San Gabriel Mountains: Foothills and Canyons V2.0.

The app is now available online for free at www.natureathand.com/sgmplants

This slender annual herb is beginning to grow new plants in the San Gabriel Mountains, now that we have had some rain. The stems are covered with tiny hooked hairs that can catch on clothing and fur; the stems break away and hitch a ride.

Click here to find out more...

Plant of the Month Archive

2016 - 2020 Archive

October, 2025 Horseweed (Erigeron canadensis)	August, 2025 Golden Yarrow (Eriophyllum confertiflorum)	June, 2025 Foothill Penstemon (Penstemon heterophyllus)
May, 2025 Chaparral Blazing Star (Mentzelia micrantha)	April, 2025 Collar Lupine (Lupinus truncatus)	March, 2025 White Star Lily (Toxicoscordion fremontii)
February, 2025 Large-flowered Phacelia (Phacelia grandiflora)	January, 2025 Red Willow (Salix laevigata)	December, 2024 California Fuchsia (Epilobium canum)
November, 2024 Umbrella Sedge (Cyperus eragrostis)	October, 2024 Willow Weed (Persicaria lapathifolia)	September, 2024 Golden Aster (Heterotheca sessiliflora)
August, 2024 Giant Wild Rye (Elymus condensatus)	July, 2024 Chaparral Bush Mallow (Malacothamnus fasciculatus)	June, 2024 White Snapdragon (Antirrhinum coulterianum)
May, 2024 Braunton's Milkvetch (Astragalus brauntonii)	February, 2024 Milk Maids (Cardamine californica)	January, 2024 Hollyleaf Redberry (Rhamnus ilicifolia)
December, 2023 Narrowleaf Willow (Salix exigua)	November, 2023 California Croton (Croton californicus)	October, 2023 Velvet Ash (Fraxinus velutina)
September, 2023 Cliff Aster (Malacothrix saxatilis)	August, 2023 California Hedge-nettle (Stachys bullata)	July, 2023 Purple Clarkia (Clarkia purpurea)
June, 2023 Western Columbine (Aquilegia_formosa)	May, 2023 Western Columbine (Salvia columbariae)	April, 2023 Caterpillar Phacelia (Phacelia cicutaria)
March, 2023 Popcorn Flower (Cryptantha muricata)	February, 2023 Littleleaf Redberry (Rhamnus crocea)	January, 2023 California Lace Fern (Aspidotis californica)
October, 2022 Dodder (Cuscuta spp.)	September, 2022 Slender Sunflower (Helianthus gracilentus)	August, 2022 Broad-leaved Lotus (Hosackia crassifolia)
July, 2022 Humboldt Lily (Lilium humboldtii)	June, 2022 Mountain Phacelia (Phacelia imbricata)	May, 2022 Bee Plant (Scrophularia califorica)
April, 2022 Purple Nightshade (Solanum xanti)	March, 2022 Woolly Indian Paintbrush (Castilleja foliolosa)	February, 2022 Miner's Lettuce (Claytonia perfoliata)
November, 2021 Miner's Lettuce (Dryopteris arguta)	October, 2021 Black Willow (Salix gooddingii)	September, 2021 Poison Oak (Toxicodendron diversilobum)
August, 2021 California Wild Rose (Rosa californica)	July, 2021 Saw-toothed Goldenbush (Hazardia squarrosa)	June, 2021 Yellow Monkeyflower (Diplacus brevipes)
April, 2021 Southern California Black Walnut (Juglans californica)	March, 2021 California Sagebrush (Artemisia californica)	February, 2021 Padre's Shooting Star (Primula clevelandii)
January, 2021 California Everlasting (Pseudognaphium californicum)

2016 - 2020 Archives

Keywords: Gabi McLean, Cliff McLean, Gabriele McLean, Clifford McLean, Nature at Hand, Gabi Horn, Gabriele Horn, Plants of the San Gabriel Mountains: Foothills and Canyon, Interpretive Guide on CD, Plants of the San Gabriel Foothills and Canyons, California native plants, Pasadena, Los Angeles, Los Angeles County, San Gabriel Valley, Southern California, Covina, natural, nature photography, photograph, environmental education, naturalist, docent, hike, hiking, CD-ROM, California native garden, gardening, flowers, wildflowers, San Gabriel Mountains, Angeles National Forest, California Native Plant Society, CNPS, Eaton Canyon Nature Center Associates, ECNCA, iPhone, iPad, iPod Touch, SGMPlants