The screening of backflow devices is a major landscape issue for the City Planning
Depart-ment. In this case, the device at lower right was located so close to the
driveway that the required screen plants need regular trimming to preserve visibility.
The landscaped frontage buffers the building from the street and also serves as a
water quality swale.
Mexican Feather Grass (foreground) provides a soft texture and a rich gold color.
Water conserving plants and drip irrigation keep water use low.