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Showy phlox

Phlox speciosa

Also called Bush Phlox, Showy Phloxا

Showy phlox
Photo: Walter Siegmund (talk), CC BY-SA 3.0

Showy phlox (Phlox speciosa) is a native North American perennial herb, typically forming a shrubby clump up to about 40 cm tall, with white to pink tubular flowers in spring. It is grown for its flowers and needs full sun and well-drained soil.

Family
Polemoniaceae (Polemoni family)
Grows as
Perennial
Light
Full sun, Part shade
Water
Water deeply when the top few centimetres of soil are dry, and avoid wet, waterlogged soil.
Soil
Well-drained, sandy or gritty soil; tolerates poor and rocky soil.
Temperature
Hardy in cold winters; protect young plants from extreme cold and heat stress in very hot climates.
How easy
Easy
Native range
NW. U.S.A.
Climate
temperate

About

Phlox speciosa is a species of phlox known by the common name showy phlox. It is native to western North America from British Columbia to Arizona and New Mexico, where it occurs in sagebrush, pine woodlands, and mountain forests.

It is an erect perennial herb with a shrubby base growing up to about 40 centimeters tall. The leaves are linear or lance-shaped, oppositely arranged, and generally glandular.

Where it grows

The plant is widely distributed, occurring at many serpentine sites throughout the western United States. In southern Oregon specifically, P. speciosa has been known to co-occur with Darlingtonia californica the Eight Dollar Mountain Botanical Wayside, managed by the BLM (Medford District.) Additionally, this plant is known to occur in the Deer Creek Center near Selma, Oregon.

Other Phlox plants

Slender phlox · Northern phlox · Alyssumleaf phlox · Hairy phlox · Mountain phlox · Cleft phlox · Swordleaf phlox · Tufted phlox · Thickleaf phlox · Dwarf phlox · Pointed phlox · Spreading phlox

Text excerpted from the Wikipedia article Phlox speciosa 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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