Watering Indoor Plants University of Maryland Extension California files patent on cocoa butter via plant cell culture This is karela (also called bitter melon or bitter gourd). We have been growing them in Vermont for a few years and find that they grow quite well in our greenhouse (see Purple Bells Rhodochiton Seeds Philodendron melinonii 'Golden' Gabriella Plants Heracleum maximum (Cow Parsnip) Native Here Nursery