Data provided by the participants of the Consortium of California Herbaria

View additional distribution information on the Jepson eflora

Palmer's Penstemon (Penstemon palmeri) is a member of the Plantaginaceae (Plantain) family, notable for its showy, rounded flowers. This plant grows erect and may reach two meters in maximum height but more often less. The leaves are generally oppositely arranged and have toothed margins. The flower cluster is a panicle or raceme with small leaves. The flower has a five-lobed calyx of sepals and a cylindrical corolla with may have an expanded throat. The flower is pink to blue-purple, and occasional specimens are red, yellow, or white. The staminode is partially hairy. There is one recognized variety, P. palmeri var. palmeri. Both are found in the arid mountains of Inyo and San Bernardino counties.

Plant type

Perennial herb

Size

4 - 7 ft Tall
2 ft Wide

Form

Upright

Growth rate

Moderate

Dormancy

Evergreen, Summer Semi-deciduous

Fragrance

Pleasant

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Color

Purple, Blue, Pink

Flowering season

Spring

Special uses

Deer resistant

Sun

Full Sun, Partial Shade

Water

Low, Very Low

Summer irrigation

Max 1x / month once established

Ease of care

Moderate

Cold tolerance

Tolerates cold to -5° F

Soil drainage

Fast

Soil description

Typically sandy or decomposed granite.
Soil PH: 6.0 - 8.0

Propagation

For propagating by seed: 1-3 mos. stratification.

Site type

Slopes washes, canyons and alluvial fans of desert mountains

Plant communities

Joshua Tree Woodland, Pinyon-Juniper Woodland

Use with other high desert plants such as Joshua Tree (Yucca brevifolia), Pinyon Pine (Pinus edulis or monophylla), Utah Agave (Agave utahensis), Bigberry Manzanity (Arctostaphylos glauca), Big Sagebrush (Artemisia tridentata), Desert Ceanothus (Ceanothus greggii), Desert Willow (Chilpsis linearis), Mormon Tea (Ephedra spp.), Buckwheat (Eriogonum spp.), Apache Plume (Fallugia paradoxa), Chaparral Yucca (Hesperoyucca whipplei), California Juniper (Juniperus californica), Bladderpod (Peritoma arborea), Antelope Brush (Purshia tridentata), Sage (Salvia dorrii or mohavensis), Jojoba (Simmondsia chinensis), Banana Yucca (Yucca baccata), and various cactus species.

Hummingbirds
Bats
Birds
Bees
Caterpillars
Butterflies

Butterflies and moths supported

0 confirmed and 7 likely

Confirmed Likely

Archirhoe neomexicana

Variable Checkerspot

Euphydryas chalcedona

Edith's Checkerspot

Euphydryas editha

Common Buckeye

Junonia coenia