Perideridia kelloggii

$6.60$7.30

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Yampah

This deciduous herbaceous perennial grows 1-2’ tall when in flower.

Yampa is very important larval host plant for the anise swallowtail butterfly. Mass together for borders, combine with yarrow, blue-eyed grass, soap plant, and asters for a meadow look.

The pom-pom like umbels of white flowers appear in Spring through Summer. Will go completely dormant in the winter.

Sun: Full sun

Water: Dry, Light, Moderate

Soil: Clay, Loam

Other: Attracts Butterflies, Drought Tolerant

 

Ecological Value

Larval food source for Anise Swallowtail butterflies (Papilio zelicaon) and checkerspot butterflies (Euphydryas chalcedona).

Container

D-16-O, D-16O, D-16

Historical Uses

A decoction of the flowers were used by many Native American tribes as an antiemetic and the roots and tubers were used as a food source.

Distribution

Endemic to California.

Elevation

Between 0 and 4000 feet

Communities
Habitat

Open grasslands, sometimes on serpentine soils.