Cooley spruce gall

Cooley spruce gall. Photo by Joanne and Doug Schwartz

Exploring One of Nature’s Weird Phenomena

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As you may have read in their recent blog, Doug and Joanne Schwartz – League members and dedicated volunteers – are serving this summer as our Redwood Explorers-in-Residence, exploring the northern parks, and ground-truthing and mapping the groves of ancient Continued