The Huntington Botanical Gardens in San Marino has a problem with plant thieves .
Whole succulent plants have been swiped in brazen heists. Smaller pieces of plants have been pilfered for propagation.
“It’s heart-wrenching,” said John Trager, curator of the Desert Collections at the Huntington Botanical Gardens. “We’re interested in preserving the plants and habitats so that they can continue to be studied.”…