GRASS AS A FOUNDATION 113 



After a day or two's rest, the roller should be 

 brought into operation to further compact 

 the surface and reduce inequalities. After 

 that, the usual operations of mowing and 

 rolling may be performed as occasion calls 

 for them. It is well to look for early indications 

 of weeds on newly turfed ground, and (to 

 promptly} eradicate all that appear. 



Before sowing is attempted the ground must 

 be well compacted by treading or rolling until 

 it will no longer take footprints. It should 

 be then lightly raked over to provide lodgment 

 for the seed. The operation of sowing is best 

 conducted on a calm day, and the best time 

 of year for the purpose is from the middle of 

 March till the end of April. Autumn sowing 

 should not be later than the middle of Septem- 

 ber. Some authorities are in favour of autumn 

 sowing, for the reason that the soil is warm and 

 the dews heavy. 



The quantity of seed should not be less than 

 one quart of recleaned seed to three hundred 

 square feet. It is better to err on the side of 

 too much than of too little. A bushel of 

 lawn grass seed as usually understood in the 

 trade weighs fourteen pounds. Obtain th -* 



