I found this saguaro cactus blooming on March 24, 2009. It was the first cactus I observed blooming at Sabino Canyon (Tucson, Arizona) this year.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/36561746@N04">Diane AZ</a>
CC BY 2.0
<p><a rel="nofollow" class="external text" href="https://www.flickr.com/photos/36561746@N04/3398790236/">First Blooms</a>
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