Tag: Sullivant’s Milkweed
Prairie or Sullivant’s Milkweed (Asclepias sullivantii) is worth considering as a garden alternative to Common Milkweed (A. syriaca). A key difference is that Prairie Milkweed is much less aggressive, in fact in my garden it has been fairly slow to establish.
So my friend and coworker Joanna was telling me about how excited she was to be finding Monarch butterfly eggs on what she called a “milkweed vine” in her backyard. That’s great, I told her authoritatively, but if it’s a milkweed it can’t be a vine.
So the numbers are out on the eastern Monarch population in Mexico for the winter of 2015-2016, and the news is good. The Monarchs roosting in pine forests occupied a total of 4.01 hectares (a little under 10 acres) this year, more than three times last year’s 1.13 hectares (less than 3 acres). The population …