Northern Natives: Whorled Milkweed

Most gardeners are aware that monarch butterflies benefit when we plant milkweed in our gardens. All species in the Asclepias genus are host plants for monarchs—they lay their eggs on the plants and the hatched caterpillars then feed on the milkweed. Many are familiar with common milkweed (Asclepias syriaca), butterflyweed (A. tuberosa) and swamp milkweed…

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