Peak bloom is declared by the agency when 70 percent of the blossoms around the Tidal Basin — the reservoir on the National Mall — have opened.

The National Park Service has announced that peak bloom this year for the signature cherry blossom trees of Washington, D.C., will begin between March 28 and 31.

Washingtonians kick off the 2025 National Cherry Blossom Festival season with a launch event. Expect a mix of traditions, new experiences, and cultural performances.

The peak bloom date is "defined as the period when 70% of the Yoshino Cherry blossoms are open," according to the National Park Service.

Peak bloom is reached when at least 70% of the Yoshino cherry blossoms are open. If the projections are correct, it will happen toward the midpoint of the National Cherry Blossom Festival, which spans from March 20 through April 13 this year. Once the trees hit peak bloom, they'll stay that way for about 10 days, according to FOX5 D.C.

The National Park Service projects the cherry blossom trees that line the Tidal Basin in D.C. will likely be at peak bloom from March 28 to 31.

The peak bloom dates for the iconic cherry blossoms in Washington, D.C. will be toward the end of March, the National Park Service announced on Thursday.

D.C. is gearing up for the National Cherry Blossom Festival. Still, before the city becomes pretty in pink, DC News Now sat down with Lillian Iversen, the vice president of the festival, to talk about what visitors can expect this season.