The added citrus will boost the flavor plus add additional nutrients, such as Vitamin C, to your cucumber water.
Adding mint to your water will give your cucumber water a fresh zing.
Adding watermelon to your cucumber water will add sweetness and keep you refilling your cup all day long.
Rosemary is full of vitamin C, iron and calcium, plus it tastes great. Why not throw a few sprigs into your pitcher of cucumber water?