OMG! My swamp milkweed has a monarch caterpillar! August 30, 2020September 1, 2020 [igp-video src=”” poster=”https://pagefillers.com/blog/wp-content/uploads/2020/08/118617310_627070471555001_5965506915789052546_n.jpg” size=”large”] OMG! My swamp milkweed has a monarch caterpillar!