Ready for the first day of spring? What we know about the 2025 spring equinox, the autumnal equinox, summer and winter solstices and more.

Early spring like March and April is the time to plant perennials like forsythias, daffodils and pansies. But gardeners should wait until around Mother’s Day to plant other flowers and annuals that bloom throughout the summer like tomatoes and peppers.

Spring brings a dramatic change to Washington’s sky this year. The bright planets that have kept us company over the long winter nights are dropping out of sight, and winter’s bright constellations give way to the more subtle stars of the season.