LAWNS AND LAWN-MAKING 213 
morning or in the evening, after the heat of the day 
has passed. The small plats of turf about city houses 
suffer severely from being watered late in the morning, 
FIG. 45—LAWN-MOWERS, OR TURF-MAKERS, IN DRUID HILL 
PARK, BALTIMORE, MD. 
(Lamson-Scribner in Year book of United States Department of 
Agriculture for 1897.) 
and the wet grass then subjected to the full heat of the 
summer sun, intensified by the surrounding walks and 
buildings. A proper sprinkling nozzle should also be 
used on the hose. When this is not done the turf may 
be greatly injured. Where the full force of the stream 
is allowed to strike directly against the surface of a 
thin sward, the soil is washed slowly from the roots 
of the grasses and they are thus exposed to the sun 
