Swamp Milkweed: The Milkweed That Actually Belongs in Most Gardens

The conversation around planting milkweed for monarchs has produced something that was probably inevitable: a huge amount of people doing the right thing for the wrong reason, with the wrong plant. Walk into any garden center in spring and you ll find tropical milkweed (Asclepias curassavica) stacked prominently near the entrance, bright orange-and-red flowers, vigorous and easy. Monarchs will…