Gardeners' Good Intentions Are Killing Monarch Butterflies

For monarch butterflies, the path to endangered species status could be paved with good intentions.

Throughout the United States, monarch-lovers are replenishing the supply of milkweed — the plants monarchs lay their eggs in — by growing it in their gardens. However, they’re planting the wrong species of milkweed. And in doing so, well-intentioned gardeners are actually putting more stress on declining monarch populations by convincing them to give up the annual migration altogether.

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