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Showy penstemon

Penstemon spectabilis

Also called Showy Beardtongue

Showy penstemon
Photo: Stickpen, Public domain

Showy penstemon is a native perennial of southern California and Baja California, growing 2 to 4 feet tall with violet or purple-blue tubular flowers. It thrives in full sun on well-drained, often rocky soil.

Family
Plantaginaceae (Plantain family)
Grows as
Perennial
Light
Full sun
Water
Water sparingly once established; let the soil dry out between waterings.
Soil
Well-drained, gritty or rocky soil; avoid heavy clay.
Temperature
Hardy in mild climates; protect from prolonged frost and waterlogged cold.
How easy
Easy
Native range
S. California to Mexico (Baja California Norte)
Climate
subtropical

About

Penstemon spectabilis is a species of penstemon known by the common name showy penstemon or showy beardtongue. It is a perennial herb native to southern California and Baja California, where it grows in the chaparral, scrub, and woodlands of the coastal mountain ranges.

Where it grows

P. spectabilis is native to the mountains of southern California and Baja California. It grows below 6000 feet in elevation on rocky slopes in dry washes and disturbed areas as part of chaparral or coastal sage scrub communities. It does best in full sun on well-drained, often rocky soils. In Baja California it found from Tecate in the north to the hills southeast of El Rosario.

Other Penstemon plants

Scabland penstemon · Uinta Basin beardtongue · Bunchleaf penstemon · Penstemon isophyllus · Pineneedle beardtongue · Rocky Mountain penstemon · Venus penstemon · Beardtongue

Text excerpted from the Wikipedia article Penstemon spectabilis by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.

The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.

Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.

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