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Clarkia concinna

An annual, California-endemic Onagraceae herb with red looping sepals and pink to dark pink petals often streaked with white, flowering in spring to summer across chaparral and cismontane woodlands, as well as open sagebrush and coniferous forests at elevations from 90 to 2,200 meters, and comprising two self-pollinating subspecies with smaller flowers that attract bees and butterflies.

Is Clarkia concinna growing in your garden? Record it and all of your plants in Known.

Common Names

Red Ribbons, Raiche's Clarkia

Summary

Red Ribbons form is an erect annual herb native to California, reaching about 1 ft tall with lanceolate to elliptic or ovate leaves. It blooms May–July with bright pink flowers that have white streaks; the corolla is rotate with three lobes, the middle lobes often larger, and it is borne in racemes.

It grows best in full sun to partial shade, with very low to low water needs on fast-draining soils; avoid clay. Propagation is by sowing seeds in late summer to fall, and self-sowing potential is noted. Common landscape uses include cottage gardens, native plantings, and wildflower plantings; it is hardy in USDA zones 1–11.

Lifecycle

Annual

Height

10-15.5 inches

Spread

12-20 inches

Hardiness Zones

Zones 1-11

Sunlight Requirements

Ideally partial shade.

Soil Type

Well-drained soil, not clay, tolerates average soil

Soil Drainage

Well-drained soil

Bloom Color

Pink, Bright pink, Pink with white streaks, Deep pink, Red-Pink, Red, Purple

Bloom Time

Spring and Summer

Foliage Color

Glaucous green

Fall Foliage Color

Green

Leaf Lifecycle

Deciduous

Growth Rate

Annual

Seasons of Interest

Spring and Summer

Propagation Methods

Seeds (self-sowing)

Attracts Wildlife

Attracts bees, butterflies, other pollinators, birds

Taxonomy

Taxonomic Rank
Species
Author
Greene
Publication
Man. Bot. San Francisco 136. 1894 [2 Feb 1894]

Superior Taxa

Kingdom
Plantae
Subkingdom
Pteridobiotina
Phylum
Angiosperms
Order
Myrtales
Family
Onagraceae
Genus
Clarkia

Synonyms

Eucharidium concinnum Clarkia concinna subsp. concinna Clarkia grandiflora Eucharidium grandiflorum

References

Clarkia concinna ssp. automixa. rareplants.cnps.org.
Red Ribbons - Calscape. calscape.org.
April Plant of the Month - CNPS Marin. cnpsmarin.org.
Clarkia concinna (Fisch. & C. A. Mey.) Greene GRIN…. npgsweb.ars-grin.gov.
FNA: Clarkia concinna vs. Clarkia pulchella. nwwildflowers.com.
Clarkia concinna | Pink Ribbons - plant lust. plantlust.com.
Clarkia concinna subsp. concinna | Plants of the W…. powo.science.kew.org.
Clarkia concinna subsp. concinna. rareplants.ebcnps.org.
Clarkia concinna - Jepson Herbarium. ucjeps.berkeley.edu.
Clarkia concinna - Calflora. calflora.org.
All About Clarkias: How to Grow this Annual Wildfl…. gardenista.com.
Red Ribbons Clarkia. mdia.org.
Clarkia concinna (Red ribbons) | Native Plants of …. wildflower.org.
World Flora Online. worldfloraonline.org. June 2024.