Milkweed Varieties Indiana. However we offer some tips to identify some of the most common milkweed species used by volunteers. Make it a goal to include a few.
Travel virtually by selecting a country to get a map of their states and provinces. Without milkweed monarchs can t successfully reproduce and the species declines. As you select different states or provinces on the next page you will see the milkweed thats has been found to grow in that area for hundreds of years.
Most species are toxic to humans and many other species primarily due to the presence of cardenolides although as with many such plants there are species that feed upon them i e.
For example asclepias syriaca is a specific species of milkweed. Plants bloom later than butterfly milkweed and the flowers are a pale to deep rose pink. Milkweed identification guide. For more on milkweed flower morphology.