(Read Preface) 53 



REQUIREMEOTS AND M3TH0DS OF GROV/ING THE GRAPE (DRY WINE ) 



Climatic Requirements' 



Sane as other grapes. Freedom from late spring frosts, fall rains 



during ripening, and harvest, and sudden changes 

 in temperature. Ripening during cool weather 

 (to promote acidity and provide wine making 

 temperature) 



Soil Requirements- 



If deep, well drained, preferably gravelly soils, vine is "not particular. 



Gentle hill slopes are best for wine grapes. 



Water Eequirements- 



Grape secures color and quality vhen grov/n with sufficient rather than 



excess v/ater supply. Need , however, 15 - 25" of 



water. 

 Setting Out and Caring for Vineyards to Maturity - 



Distance Apart of Vines : 8' x 8' to 10' x 10 

 ■ ' ■ every !^00' for hauling lane. 



Average Number per Acre 



Time of Planting Out ' 



Age to Self-Sustaining Crop 



Age to Maturity ■ 



Length of Profitable Life 



Most Popular Varieties 



A row omitted about 



440 - 650 



January - March 



3 years (autumn) 



7 years. 



Estimated 30 years (in absence of disease) 



Zinfandel, Petite Sirah , Carignane (Red) 

 Burger, Palomino, Seraillon (White) 



Calendar of Ooerations 



Irrigation 

 Pruning 



Fertilizing 



Spraying 



Cultivation 



Little done 



December- March after 1st year, Pruned to either 

 spurs or canes;' canes tied to stakes, 

 Suckered in summer. 

 Occasionally grape pomace, green and stable 



manure applied. 

 April 15- June, sulphured for mildews one, tv/o or 

 three times, cixcept first year or two. 

 Plowed and cross plowed (January- March), hoed 



once (June) . Harrowed into shape. Culti- 

 vated 5 times at semi-monthly intervals, 

 beginning in April 



