Outdoors column: Earlier wildflower bloom times point to climate change

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Peeking from the soil in my yard on March 26 were green leaves about an inch tall that I hadn’t seen yesterday. They were the leaves of bloodroot, which produces white, multi-petaled flowers close …

Peeking from the soil in my yard on March 26 were green leaves about an inch tall that I hadn’t seen yesterday. They were the leaves of bloodroot, which produces white, multi-petaled flowers close to the ground.

The earliest I have documented bloodroot in full bloom in my yard was April 7. That was in 2020. I wonder if the blooms will open even earlier this year, and even earlier than that a few decades from now. It’s Henry David Thoreau. The naturalist writer known for his book, “Walden Pond” still read in classrooms today, documented the times at which wildflowers were blooming in his neck of the woods in Massachusetts.

For example, bird migrations are not as closely tied to local temperatures. “As a result, birds that are not advancing their migrations may become mismatched with their habitats and sources of food,” Primack writes.

 

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