382 CORYLUS 



AA Husk tubular of connafi 



B Iniolttcre campanulate, uith 

 large, dentate, spreading lobes 

 Pdnttca, Koch Shrub Ivs cor 



date roundish m iti or lircidd oval 



n I , [ , , finely 



COEYLUS 



iii\ture hai been suggested as a 

 M\entnt but recorded success- 

 iil \iiiiniiiits ire lacking. Ex- 

 1 nil lit il I 1 iiitiiit;s on the Pacific 

 1 I III li It _H ittr success with 

 i"l II 1 Hi/ I thtre than in the 

 It I lit the \ luve not developed 

 ' TMiiK r lal importance 



1 In r luuements of the Hazel in 

 mil HI I M) fur af known, are: 

 X rich well drained soil; 

 f C imencana from vi- 

 initj , freedom from mild periods 

 in winter and late frosts in 

 --pring It IS specially subject 

 to frost mjurj, as both stami- 

 iiate and pistillate catkins de- 

 xelop in fall and quickly swell 

 md open under the influence of 

 add weather in winter. The 

 tammate catkins commonly 

 first It they are de- 

 stroyed bv frost, fertilization 

 can be accomplished by sus- 

 pending branches from trees 

 from other localities, even of 

 other species of Corylus. 



( >. . .iiiii-s vary 



ill itid tiy buililing, graft- 



urkers or layers ; com- 



b\ the last two methods. 



-iderable supply of well 



I suckers can be obtained 



tiuiting trees by banking 



mmer with rich soil or 



manure to promote root 



t nil ifi n Stools for layering 



should be heavily manured to force 



long and slender shoots suitable 



f ir bending These should be 



st iked down m winter or spring 



and covered wifh earth. They may 



be removed to nursery rows or 



orchard at end of first season. 



Planting should be at a distance 

 of 10 to 20 feet in well prepared soil, 

 in fall or spring Ground may be 

 cropped with low growing, culti- 

 X ated plants while trees are young, 

 but should be maintained in good 

 tilth and fertility 



Pruning is of special importance 

 with this nut Trees are usually 

 headed at height of I or 2 feet, 

 though often ptimitted to take nat- 

 ural form w hich is that of a many- 

 stemmed bush designated a"stool." 

 Triis an cUssifaed according to 



II i^lit f lear trunk into "stan- 

 1 II 1 li lit standard," and "dwarf 



I III i II 1 A short trunk, with 

 \ 1 I nil head of six or more 



III 111 lies IS preferred. Suckers 

 should be kept down, unless desired 

 for propagation. Both sexes of blos- 

 soms are borne on 1-year-old lateral 

 twigs or spurs March or April, 



after flowers of both sexes have 



" loomed, is considered best 



for pruning, as unneces- 



\ sacrifice of polle 



ided. 

 lould 



form with l , 

 lucre 3 O Ai 

 closed involucre 

 branches a£d trunk, without killmg the'root." Borde'aux «m(a°""°" ^' ^ 



II ami ..111 wood 

 J ..wt has borne fruit 

 >J should be removed 

 annually. 



