The days may be numbered for Boardwalk Condos’ 90-foot-tall redwood, known to many as Big Red. Snohomish County Superior ...

It’s a giant sequoia, a member of Sequoiadendron giganteum, one of several surviving species of redwoods. The living crown (this one atop the General Sherman, at center) was once a distant mystery.

What’s astonishing is that there are an estimated 500,000 Sequoiadendron giganteum trees growing in the UK, compared to just 80,000 in California. Much loved for their phenomenal dimensions ...