Croton Petra 'Joseph's Coat'Botanical Name: Codiadeum variegatum Common Name(s): Petra, Joseph's Coat Description: Croton plants produce intense colors. There are many croton varieties with an array of many leaf shapes and they make excellent additions to a patio, deck or terrace. Indoors crotons need lots of light to keep their color. Indoors the croton needs lots of light to keep its color.