Tropical milkweed...Monarchs' friend or foe? We dip a toe into contested territory with a look at Asclepias curassavica, the most controversial milkweed of all.

Up first: we chat about the spring rush and a secondhand ringtail cat sighting.

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Mentioned in this episode:

"For the Monarch Butterfly, A Long Road Back," New York Times (2014); "Tropical Milkweed: A No-Grow," Xerces Society (2018); Flight of the Butterflies (2012); "Tropical Milkweed OK for Monarch Butterflies, Just Cut the Dang Stuff Down" (2015).