Categories Wildflowers | yellow & orange flowers | Impatiens noli-tangere Touch-me-not Balsam Description Popular name(s): Touch-me-not Balsam, Western Touch-me-not Botanical name: Impatiens noli-tangere Family: Balsaminaceae Origin: Asia, Europe, North America Height: 30 to 80 centimetres USDA zone: 4 (-34 °C) Related plants:Impatiens “New Guinea” Impatiens balsamina Impatiens glandulifera Impatiens parviflora Impatiens pseudoviola Impatiens walleriana cv. Impatiens walleriana cv. (double)