Horse Heaven Hills, Washington – Northwest Wildflowers

Wildflower Destinations > Eastern Washington

Horse Heaven Hills

Benton County, Washington

Bureau of Land Management

Fees: none

Activity: hiking, biking, or driving

Elevation: 840'-1927'

Current status (as of 2/22/25): not blooming

Notes: Choose your own adventure: You can hike from the lower trailhead to the top of the Horse Heaven Hills on a steep trail or an not-so-steep old road, or you can just drive your car up McBee Road to the top of the ridge. You can also ride a mountain bike on these trails, or do a hike-and-bike shuttle.

Peak wildflower bloom in the Horse Heaven Hills is typically from late March through April into late May, but there may be some flowers blooming from early March until early June.*

Typical year:

Info links:

Columbia Basin WNPS

Bureau of Land Management

Washington Trails Association

Photo albums: 2023

NWS weather forecast

Wildflowers in this area:

WildflowerSearch.org

iNaturalist observations

Consortium of PNW Herbaria

Featured plants: Balsamorhiza rosea, Astragalus succumbens

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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.