Swan Plant 10cm Green SKU: 148933 MODEL: 6481 Error. try again later You've successfully joined the club $ 5 .49 each Mitre 10 Variants Swan plant is the perfect food the Monarch Butterfly. Caterpillars will feed on the build the chryalises on the plant. Watch these plants grow into the perfect food your garden Features and benefits Attracts Monarch Butterfly's. Don't Spray the swan plants as this will kill the caterpillars. Creates swan-like pods for the kids.