Tony, I’ve been escalating all the native Wisconsin and Minnesota milkweeds for 20 years, and I am on the mission to promote prairie milkweed (Asclepias sullivantii) as the single most effective species for monarch Restoration within the Midwest. It blooms late and also for much longer than every other species, http://shanerqmvd.full-design.com/The-Weed-Seeds-For-Sale-Alabama-Diaries-23401768