If you've been anywhere along the California coast, you've seen it—ice plant. It's a low, spreading succulent with finger-like leaves and bright pink or yellow flowers. Given its prevalence on our shorelines, you might assume ice plant is meant to be there. But it's actually an invasive species that threatens native plants and wildlife. This week on the show, producer Pauline Bartolone digs into the effects of this pretty pest, and some other herbaceous interlopers.

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This story was reported by Pauline Bartolone. Bay Curious is made by Olivia Allen-Price, Katrina Schwartz, Amanda Font, Christopher Beale, and Ana De Almeida Amaral. Additional support from Jen Chien, Katie Sprenger, Maha Sanad, Holly Kernan, and the whole KQED family.