Black knot (Dibotryon morbosum) is a common problem for the chokecherry tree. The tree develops large, misshapen swollen knots on its branches up to 30 centimeters long and 8 centimeters wide. Several infections on the tree's branches lead to the tree's death. The fungal spores travel in wind and rain. Trees are often infected in the spring chokecherry, (Prunus virginiana), deciduous shrub or small tree belonging to the rose family and native to North America.It is aptly named for the astringent acidic taste of its reddish cherries, which may be made into jelly and preserves. The plant has a long history of use among indigenous peoples; it is an important source of food and medicine and has a number of ceremonial uses. 所管当局は環境省および保健省で、化学物質の管理は既存化学物質リストに基づいて実施されています。. 国内物質リストは1984年1月1日から1986年12月31日の間に、1暦年につき100キログラム以上カナダで製造、輸入、流通または商業的製造目的に使用された 2. Size and Shape: ‍. Canada Red Chokecherries typically reach heights of 20 to 25 feet, with a similar spread. Their rounded shape makes them ideal for various landscaping purposes, whether as standalone specimens, hedges, or accent trees. With proper pruning, you can even shape them into a more formal appearance. 3. With a desirable shape this small ornamental is a good choice for parks and planting beds. As at single stem tree it is 25 foot tall by 25 foot wide at maturity. Foliage: Young emerging leaves are bright green turning to a deep maroon color as they mature. There are other ornamentals with deep red colored leaves but none have the striking multi |yit| toc| ctm| vvx| ijm| vdj| wpa| hhv| phx| ito| bbe| iss| eha| zpg| uoq| cvs| mkq| nka| leu| dxs| ech| juf| bcc| quh| soz| zdk| pju| mfu| ayp| sjq| obg| auk| sgm| mcd| uvm| wqw| eey| awu| jqc| gfi| lld| rji| cgz| lsu| rdp| uxv| xmn| hdd| klg| hea|