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Castilleja wightii

A California-native coastal scrub perennial in the Castilleja genus, a hemiparasite requiring a host, with bright red leaf-like bracts surrounding white-to-green flowers in early to mid-spring, and difficult to grow in gardens without a matching host.

Is Castilleja wightii growing in your garden? Record it and all of your plants in Known.

Common Names

Wight's Indian Paintbrush, Paintbrush, Indian Paintbrush

Summary

Wight's Indian paintbrush is a native California perennial herb in the Orobanchaceae family that occurs in coastal scrub and coastal strand habitats along the California coast. It is a hemiparasite with densely long-bristly, glandular-sticky hairs and showy bracts that are bright red to yellow (often three-lobed) surrounding tubular flowers, blooming March–August.

Cultivation is difficult due to partial parasitism and host needs; best hosts are beach/dune associates such as Eriophyllum staechadifolium, Eriogonum parvifolium, and Erigeron glaucus, with additional hosts including Artemisia pycnocephala, Ericameria ericoides, and Baccharis pilularis; it grows in open, well-drained rocky soil or sand and can be grown in pots with good drainage. Propagation is by seed, with cold stratification (~14 days), germination about 50%, and transplant survival around 60%. Uses include habitat and pollinator-friendly plantings; it is pollinated by hummingbirds and supports butterflies.

Lifecycle

Perennial

Height

1-2.5 feet

Sunlight Requirements

Ideally full sun; partial shade also acceptable.

Soil Type

Sandy, well-drained soil

Soil Drainage

Well-drained soil

Bloom Color

Bright red to yellow

Bloom Time

Spring and Summer

Foliage Color

Green

Fall Foliage Color

Red to yellow

Leaf Lifecycle

Other

Seasons of Interest

Spring and Summer

Propagation Methods

Seeds

Attracts Wildlife

Attracts bees, hummingbirds, butterflies

Taxonomy

Taxonomic Rank
Species
Author
Elmer
Publication
Bot. Gaz. 41: 322 (1906)

Superior Taxa

Kingdom
Plantae
Subkingdom
Pteridobiotina
Phylum
Angiosperms
Order
Lamiales
Family
Orobanchaceae
Genus
Castilleja

Synonyms

Castilleja episcopalis Castilleja inornata Castilleja latifolia var. rubra Castilleja latifolia var. wightii Castilleja wightii subsp. wightii Castilleja wightii subsp. rubra

References

Many stems - photos of Castilleja Wightii, Orobanc…. americansouthwest.net.
Wight's Indian Paint Brush - Calscape. calscape.org.
Indian Paintbrush - California Native Plant Societ…. cnps-yerbabuena.org.
Castilleja wightii - Encyclopedia of Life. eol.org.
Wight' Indian Paint Brush, Castilleja wightii. legacy.calscape.org.
Native Plant Network — Reforestation, Nurseries an…. npn.rngr.net.
Castilleja wightii. plantineraries.wordpress.com.
Castilleja wightii. rareplants.ebcnps.org.
Castilleja wightii | /RHS. rhs.org.uk.
Castilleja wightii. species.data.kew.org.
Castilleja wightii - University and Jepson Herbari…. ucjeps.berkeley.edu.
Castilleja wightii | Wight's Indian paintbrush. wildflowersearch.org.
Wight's Indian Paintbrush, Castilleja Wightii. americansouthwest.net.
Castilleja wightii - Calflora. calflora.org.
Seaside Paintbrush - Presidio of San Francisco (U.…. nps.gov.
Indian paintbrush a hardy plant yet hard to grow -…. sfgate.com.
World Flora Online. worldfloraonline.org. June 2024.