258 



ECONOMIC PLANTS 



former will furnish pollen enough to fertilize the plot. 

 Of the pistillate varieties the following are very popu- 

 lar: Warfield, Haverland, and Crescent. Of varieties 

 having both stamens and pistils, that is, perfect or 

 bisexual, the following are among the best known : 



FIG. 133. Cultivating Strawberries. 



Senator Dunlap, Jessie, Bederwood, and Wilson. Most 

 fruit growers set out their plants in the spring, either 

 in hills 3 or 4 feet apart, which allows the cultivation 

 both ways, or in matted rows, which allows the culti- 

 vation only between the rows. The plants for the 

 latter are set 12 inches apart, in 4-foot rows. As 

 runners form, the row becomes a mass of plants. The 

 ground must be very rich, preferably a sandy or clay 



