bee in impatiens glandulifera

2010 act adversely affect aggressive alberta allows also attracting attracts back balsam bank becoming bee british can cases considered control coupled cultivated dispersal due dying erosion established expense flooding flowers glandulifera high himalayan hunting impatiens indigenous insects invasive isles its leaving native nectar now noxious often other outcompete over parts plant plants pollinating pollinators production prohibited promotes river seed some sometimes species states such under united unprotected weed which widely winter world