You may also come across Asclepias tuberosa which is commonly known as Butterfly Weed. It is a native wildflower of North America.
It has brilliant orange flowers during the summer.
The flowers have 5 petals.
The sap is not milky. It is watery.
weed grows about 75 cms. tall.
It has narrow, shiny, medium green
The pods are smaller and more narrow than Common Milkweed
Butterfly weed is sometimes called Pleurisy
Root. Native Americans chewed its fibrous root as a treatment
for lung ailments.
I have observed
many insects on these plants including the Assassin
Bug and Monarch caterpillars .
Milkweed & Monarch Butterfly main page