| Wildflower Destinations > Washington Cascades (Central) |
Mason Lake/Mount Defiance
King County, Washington
Mt. Baker-Snoqualmie National Forest
Fees: NW Forest Pass
Activity: hiking
Elevation: 2180'-5584'
Current status (as of 11/17/24): not blooming
Peak wildflower bloom at Mason Lake/Mt. Defiance is typically from mid-June through the end of July, but there may be some flowers blooming from late May until late August.*
Typical year: 
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* The dates given on this Web site for each location's blooming season are only estimates and can vary from year to year. Weather conditions in the winter and spring can shift these dates by up to a month, especially in the mountains. For the latest updates, check the Oregon Wildflowers or PortlandHikers Facebook groups, or browse the most recent postings to iNaturalist or Instagram.
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