Contributed by Mary H. Meyer, Extension horticulturist and Professor, U of M
Total insect counts on four zinnia cultivars and six salvia species or cultivars were taken at two locations during July-September 2015 (minimum of 1
Counting pollinators on 15 annual flowers
In the summer of 2015, pollinator counts were taken from June 15-July 23, 2015 at the Minnesota Landscape Arboretum annual display garden. There were 23 collection times; all counts were taken by one person who counted pollinator insects on the following 15 annuals. Flowers are listed in order of pollinator visits. Michelle Wisdom, a student intern at the Arboretum in 2015, collected this data.