Comment on Washington’s tree pollen just shot up to its highest count of 2019, and there is ‘plenty more’ to come

By Jason Samenow, Washington Post: Local
Thu, 04/18/2019 - 8:05am

Washington’s tree pollen just shot up to its highest count of 2019, and there is ‘plenty more’ to come

The midweek count spiked to 1,695.85 grains of pollen per cubic meter of air, which is "very high."