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Spaldings Catchfly

Silene spaldingii
Spalding's Catchfly final 520x289
Spalding’s catchfly (Silene spaldingii) is found in Washington, Montana, Idaho, Oregon, and British Columbia, Canada.  It was named after Henry Spalding, the Presbyterian missionary who first collected it in 1846.  It is also named after the thick hairs found on its leaves and stems that are sticky enough to catch dust or insects.  Spalding’s catchfly was listed as threatened on October 10, 2001.  There are 117 sites where the plant occurs, with the majority found in Eastern Washington.
 All occurrences of the catchfly are within open and moist grasslands. There are 10 populations on the refuge that occur in the biscuit and swale prairies or open ponderosa pine forest.  It is usually found in deep soils and northerly slopes where moisture is higher than the surrounding area.  It’s climate tends to be one of hot, dry summers and cool, wet winters.  Spalding’s catchfly sprouts in spring usually around May. The plant blooms from mid July to August and sometimes into September.  After it withers, it will stay dormant under ground for up to three years or return in the spring. 

 

Facts About Spaldings Catchfly

An endemic perennial found in steppe habitat in the PNW

Majority of plant covered in dense, sticky hairs 

Listing Status: Threatened 

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Last Updated: Nov 27, 2012
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