A big batch of this refreshing, fruity cocktail is perfect for a brunch or daytime gathering.
In large pitcher, place strawberries, lemons, limes, and oranges. Add Pimm's, and mash down lightly with a large spoon. May be made 3 to 4 hours ahead up to this point.
Fill each glass halfway with ice. Add about 1/3 cup Pimm's mixture. Fill glass with soda; stir. Place cucumber spear in each glass; serve.