UNITED STATES DEPARTMENT OF AGRICULTURE 

 BULLETIN No. 974 



Contribntion from the Boreau of Plant Indostry 

 WM. A. TAYLOR, Chief 



Washington, D. C. 



PROFESSIONAL PAPER 



October 15, 1921 



DffiECTIONS FOR BLUEBERRY 

 CULTURE, 1921 



By 



FREDERICK V. COVULE, Botanist 



CONTENTS 



Page 



Early Experiments with Blaeberries ... 1 



Special Requirements 2 



Importance of Superior Varieties .... 4 



Propagation 6 



Budding 6 



Stumping 8 



Soil Mixtures for Blaeberries . ... 9 



Tubering 10 



Winter Cuttings 12 



Page 

 Propagation— ( Continued ) 



Root Cuttings 14 



Mound Layering 15 



Treatment of Young Plants 15 



Field Planting 16 



Yield 22 



Hybrid Blueberries 23 



Conclusion 24 



WASHINGTON 



GOVERNMENT PRINTING OFFICE 



1921 



