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Boyden Cave gilia

Gilia yorkii

Also called Monarch Gilia

Boyden Cave gilia is a rare annual wildflower from one canyon in the southern Sierra Nevada of California, growing in rock crevices on limestone cliffs. It is rarely grown in gardens, and cultivation advice is general, so it is best treated as a wild species to observe rather than a garden plant.

Family
Polemoniaceae (Polemoni family)
Grows as
Annual
Light
Full sun, Part shade
Water
Water sparingly and let the soil dry between waterings, as in its natural dry habitat.
Soil
Very well-drained, gritty or rocky mix with some lime.
Temperature
Tolerates a wide range; suited to Mediterranean-type climates with hot dry summers and mild winters.
How easy
Hard
Native range
California
Climate
subtropical

About

Gilia yorkii is a rare species of flowering plant in the phlox family known by the common name Boyden Cave gily-flower. It is endemic to Fresno County, California, where it is known from only one location in the southern Sierra Nevada. This plant grows in rock cracks in the limestone cliffs and outcrops in the chaparral and woodlands of the canyon.

Where it grows

It was first discovered on July 31, 1995, near Boyden Cave in the Kings River Canyon, and described to science as a new species in 1998. To date there are only three documented occurrences in the vicinity of Boyden Cave.

Other Gilia plants

California gilia · Puffcalyx gilia · Chaparral gilia · Southwestern gilia · Nevada gilia · Showy gilia · Bluehead gilia · Purplespot gilia · Clokey's gilia · Coastal gilia · Lesser yellowthroat gilia · Shy gilia

Text excerpted from the Wikipedia article Gilia yorkii 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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