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Herbaceous perennial groundcovers-4-12
- 1. CA Native Plantsfor Western L.A. County Gardens – Herbaceous Perennials/Sub-shrub Groundcover Plants I Scientific Name Common Name Size Flower/ season Light** Soil Water Zone+ Availability Notes Groundcover Plants: Herbaceous Perennials X Abronia maritima Red Sand Verbena to 6 ft Magenta/ Su-F X Achillea millefolia Yarrow 1-2 ft White/Sp-Su X * Agave shawii Coastal Agave/ Shaw’s Century Plant 2-3 ft tall 2-5 ft wide Silver Beach Burr Pacific Cinquefoil Ambrosia chamissonis ssp. bipinnatasecta Argentina/Potentilla X anserina ** Artemesia californica ‘Canyon Gray’ ** Artemisia californica ‘Montara’ X Artemisia douglasiana X Artemisia dracunculus ** Artemisia ludoviciana ‘Silver King’, ‘Silver Queen’, 'Valerie Finnis' **Artemisia X pycnocephala ‘David’s Choice’) Sand 1-2 to 2 10, 13, 16 Adjacent to beach only FS/PS Welldrained 1-2 to 2-3 most Alkali soils fine Yellow/ at age 15 yrs FS Welldrained To 5 ft Buff/Su-F FS Sand 1-2 to 2 2, 10, 16 1 ft tall 2-3 ft w Yellow/ Sp-Su FS/PS Sandy 2 to 3 13 (? ssp) 1-2 ft tall 8-10 ft w. Green-gold/ Su FS Welldrained 1 to 1-2 1, 3, 6, 8, 9, 11, 19 2-3 ft tall 3-4 ft wide Green-gold/ Su FS Welldrained 1 to 1-2 1, 6, 8, 13, 16, 19 2-4+ ft tall & wide Cream/Su PS Welldrained 1-2 to 2-3 California Tarragon; White Sagebrush (Western Mugwort) cultivars 1-3 ft tall 2-3 ft wide White/F FS/PS Welldrained 1-2 2-3 ft tall 3-4 ft wide Cream/ Sp-F FS Welldrained 1-2 to 2 Beach Sagewort / Sandhill Sage 1-2 ft. tall 2-4 ft wide Yellow/Su Canyon Gray Sagebrush Montara Sagebrush Mugwort Atriplex californica CA Saltbush Atriplex leucophylla Beach Saltbush X * Boykinia rotundifolia Roundleaf Boykinia 1 ft t; spreading 1 ft tall 3-7 ft w. 1-2 ft tall 1 ft wide FS 1 to 1-2 1, 9, 14 3, 5, 10, 12, 14, 16, 18 Tolerates seasonal flooding 3, 8, 13, 14 Dies back in winter 1, 3, 5, 7, 8, 9, 10, 13, 14, 18 ‘ Sandy best 1-2 Yellow/Sp-F FS sandy 1-2 to 2 1, 6, 20 Green/Su FS Sandy best 1-2 to 2 10, 16 White/Su PS/FSH 2-3 to 3 Seaside plant; can be weedy 10, 16 FS/PS Most Tolerates seaside conditions; suckers (‘pups’) Sand dune plant Salt tolerant 13 Tol. seaside conditions Tol. seaside conditions Native to Santa Monica mtns; evergreen 1
- 2. Scientific Name Common Name Size Flower/ season Cardionema ramosissimum Sandmat 1ft tall to 5 ft w White/Sp-Su FS Sand Chamaesyce albomarginata I Rattlesnake Weed White/Sp-F FS Any * Clinopodium (Satureja) chandleri Clinopodium (Satureja) X douglasii * Clinopodium (Satureja) mimuloides ** Corethrogyne X (Lessingia) filaginifolia ‘Silver Carpet’ X Cressa truxillensis Epilobium canum X (Zauschneria californica) ** Epilobium canum (Zauschneria californica) ‘Catalina’ ** Epilobium canum (Zauschneria californica) ‘Everett’s Choice’ ** Epilobium canum (Zauschneria CA) ‘Hurricane Point’ ** Epilobium canum (Zauschneria CA) ‘Solidarity Pink’ ** Epilobium canum (Zauschneria CA) ‘Wayne’s Silver’ ** Epilobium septentrionalis ‘Select Mattole’ San Miguel Savory Yerba buena < 6 in t. 1-2 ft tall 2-3 ft wide < 6 in spreading Light** White/Sp PS/FSH White/Sp-Su PS/FSH Soil Welldrained Welldrained Monkeyflower Savory 1 ft tall 2-4+ ft w Red-Or/ Su-Fa FS/PS Silver Carpet Sand Aster 1 ft tall 2-3 ft w Violet/Sp-Su FS/PS Alkali Weed < 1 ft tall spreading White/Su-F CA Fuschia 1-3 ft 3-5 ft wide Orange/F FS/PS Any Island CA Fuschia 2-3 ft tall 3-5 ft wide Red/all year (S/F/W most) FS/PS Everett’s Choice CA Fuschia 1 ft tall 3 ft wide Dark Orred/ Spr-Su Hurricane Point CA Fuschia 1 ft tall 2 ft wide ‘Solidarity pink’ CA Fuschia Welldrained Any; sandy best Any; alkali OK Water Zone+ Availability Notes 1-2 to 2 10 Beach dune plant; prickly 1 to 1-2 2 ?Toxic 3, 14 minty 1-2 to 2-3 2-3 to 3 1, 3, 7, 13, 14 2-3 to 3 3, 8 hummingbird plant 1 to 1-2 1, 3, 8, 10, 13, 16 1-2 to 2 10 May be invasive 1-2 to 2-3 1, 3, 9, 12, 13, 14, 19 Tolerates winter flooding Any 1-2 to 2-3 1, 3, 13, 19 Gray foliage; upright, shrublike FS/PS Any 1-2 to 2-3 3, 11, 16 Low-growing Or-red/Su-F FS/PS Any 1-2 to 2-3 8, 19 Low-growing 2-3 ft tall & wide Pink/Su-F FS/PS Most 2 to 2-3 13 under oaks; tolerates winter flooding ‘Wayne’s Silver’ CA Fuschia 1-2 ft tall 3-4 ft wide Red/Su-F FS/PS most 2 to 2-3 13, 14 Humbolt County Fuschia 1 ft tall 4-5 ft wide Or-red/Su-F FS/PS Prefers rocky FS under oaks 2-3 19 Low mat-like; silvery foliage; winter dormant 2
- 3. Scientific Name Common Name Size Flower/ season X **Erigeron glaucus ‘Bountiful’ Bountiful Seaside Daisy < 1 ft tall 1-2 ft wide Lavender/ Sp-Su PS best Welldrained 1-2 to 2-3 8, 9, X ** Erigeron glaucus ‘Sea Breeze’ Seaside Daisy 1 ft tall 2 ft wide Lavernder/ Sp-Fa FS/PS/FSH Welldrained 1-2 to 3 1, 3, 5, 6, 7, 8, 9, 13, 14 ** Erigeron glaucus 'Wayne Roderick' ** Eriogonum fasciculatum ‘Warriner Lytle’ * Fragaria chiloensis X ssp. pacifica (and cultivars) * Fragaria vesca X (californica) Wayne Roderick Daisy < 1 ft tall 2-3 ft wide Lavenderblue/Sp-F FS/ PS (hot) Welldrained 1-2; 2-3(sun) 1, 3, 6, 8 Warriner Lytle CA Buckwheat < 1 ft spreading Pink/Sp-F FS Any 1 to 1-2 1, 3, 7, 8, 13 (Pacific) Coast Strawberry < 1 ft spreading White/Sp-Su PS Sandy best 1-2 to 2-3 1, 3, 8, 13 Let dry between waterings; edible fruit CA/Wood Strawberry 1, 13, 20 Edible fruit X Grindelia camporum Large Gumplant < 2 ft spreading 2-3 ft tall 3-5 ft wide 1, 2, 6, 12, 16 Spreading * Grindelia stricta ssp. X venulosa (var. platyphylla) Spreading Gum Plant 1 ft tall 3+ ft wide Yellow/Su 5, 19 Mat-like; Coastal best Seaside Heliotrope < 2 ft 4-8 ft w. Shaggy-hair Alumroot < 1 ft tall 1-2 ft wide I X Heliotropum X curassivacum * Heuchera hirsutissima * Heuchera maxima X (incl. many cultivars & hybrids) X * Heuchera micrantha * Heuchera pilosissima X * Hoita orbicularis X * Iva hayesiana Island Alumroot 1- 3 ft White/Su Yellow/ Sp-Fa Light** PS/FSH FS Soil any Welldrained FS/PS sandy Whitepurple/Sp-F FS/PS Any; alkali best Pink/Sp PS/FSH Welldrained White/Sp PS/PS/ FSH Any, incl. clays Crevice Alumroot 1-3 ft Pink/Sp Hairy Alumroot 1-2 ft tall and wide White/Sp PS/FSH Welldrained < 1 ft tall 2-3 ft wide Magenta/Sp PS/FSH Welldrained 2-4 ft tall 4-6 ft wide Yellow/Su Creeping Leatherleaf San Diego Marsh Elder PS/PS/ FSH FS/PS/ FSH See note Any, incl. clays Water Zone+ 1-2 to 3 1-2 1 to 1-2 2-3 2 to 2-3 1-2 to 2-3 2-3 to 3 2 to 2-3 2-3 to 3 1 to 2-3 Availability 2, 10, 16 8, 13 Notes Green foliage; large flowers Attractive flowers, foliage; habitat Silvery foliage; butterfly nectar Great butterfly nectar plant; don’t eat – toxic foliage Pretty and hardy; San Jacinto Mtns 1, 3, 7, 8, 13, 14 Lovely flowers; evergreen 1, 3, 8 Well-drained soil N. Coast; good massed 5, 6 13 Nice groundcover 1, 3, 8, 13 3
- 4. Scientific Name Common Name Size Flower/ season Lotusheermannii Heerman’s Lotus < 1 ft Yellow/Sp-F FS Welldrained Malvella leprosa Alkali Mallow < 1 ft tall 1 ft wide White/Su-Fa FS Any 1-2 Tule Mint; Wild Mint < 1 ft spreading Pink/Sp-Su PS Most 2 to 3 Coyote Mint 1-2 ft tall 1-2 ft wide Pink/Sp-Su PS Welldrained X * Oxalis oregana Redwood Sorrel < 1 ft tall 2-4 ft wide Pink/Sp PS/FSH most X Phacelia ramosissima Branching (Strand) Phacelia 2-4 ft tall & wide Lavender/ Spr-Su FS/PS any 1 to 2-3 X Ribes viburnifolium Catalina Perfume 1-3 ft Pink/ PS/FSH See note 2 to 2-3 X Ranunculus californicus California Buttercup < 2 ft Yellow/ X * Salvia sonomensis Creeping Sage 1-2 ft tall 3-8 ft wide Med. Blue/ Sp X Salvia spathacea Hummingbird Sage 1-3 ft I X * Mentha arvensis X ** Monardella villosa ‘Russian River’ X Stachys albens X Stachys bullata Stachys rigida var. X rigida (Stachys ajugoides) * Symphyotrichum X chilense (Aster chilensis) ** Symphyotrichum chilense (Aster chilensis) ‘Point St. George’ Light** Soil Water Zone+ 1-2 to 2-3 1-2 2-3 to 3 Availability Notes 10, 16 2, 10 2, 6, 13 Excellent fo tea; contain 1, 3, 8, 13, 14, 19 2, 11, 24 Nice, spreading, woodsy 1, 2, 10, 12, 16 Hairs may cause rash 1, 3, 9, 13, 14, 20 Pac Coast Seed Well-drained soil Very welldrained soils Silver-green foliage; inland; ‘Mrs. Beard’ sandy 2-3 to 3 PS best Welldrained 1 to 1-2 Magenta/Spr PS/FSH Any 1-2 1-3 ft White/SprSu FS/PS Any 1-2 to 2-3 1-4 ft Pink/Spr-Su PS Rigid Woodmint (Hedgenettle) 1-2 ft Pink/Spr-Su FS/PS Clay 2-3 to 3 1, 13 Coast Aster 1-3 ft tall spreading Lavender/Sp FS/PS Any 1-2 to 3 1, 8, 11, 13 Good habitat plant Point St. George Coast Aster 1-3 ft tall spreading Lavender/Sp FS/PS Any 1-2 to 3 1, 8, 11, 13 Good habitat plant Whitestem Woodmint (Hedgenettle) California Woodmint (Hedgenettle) PS Welldrained 2-3 3, 8, 13, 14 1, 3, 8, 9, 12, 13, 19 Cut back yearly 1, 3, 6, 12 1, 3, 7, 12, 14 Tolerates seasonal flooding 4
- 5. Flower/ season Scientific Name Common Name Size Verbenabracteata Big Bract Verbena ½ - 2 ft X Verbena lasiostachys California Verbena 1-4 ft I Lavender/S U-Fa Lavender/Sp r-Fa Light** Soil Water Zone+ FS ?any 2-3 to 3 FS/PS Any 1-2 Availability Notes 10 1, 10, 13, 16 No water after flowering 4/3/12 I : X = Gardening Information Sheet :(http://nativeplantscsudh.blogspot.com/p/gallery-of-native-plants.html) or at the Madrona Marsh Nature Center * may not be immediately local, but is a CA native plant ++ + ** horticultural cultivar light: FS=full sun; PS=part shade; FSH=full shade Water Zones: 1 = no summer water; 1-2 = very occasional summer water (several times per summer); 2 = let soil dry out between waterings; 2-3 some regular summer water (about once a week); 3 = regular watering/moist soil (like a conventional lawn) Availability: numbers correspond to the Plant and Seed Sources List at: http://nativeplantscsudh.blogspot.com/p/where-to-purchase-native-plants.html 5