National Public Radio: At the Hillwood Estate gardens in Washington, D.C., the new norm is: "Expect the unexpected." So says volunteer coordinator Bill Johnson, who has worked on property belonging to the heiress of the Post cereal fortune for 30 years.
Like home gardeners, the horticulturalists and professional gardeners at Hillwood are confronting an unpredictable climate.
"We've been getting mild winters, things start growing sooner, so the bloom time is skewed on everything," Johnson tells NPR's Linda Wertheimer....