Moonflower seed pod. The seed pod becomes covered with sharp spikes as it matures. These cannot be left on the plant or it will stop putting out new blooms. If you allow Sansevieria Snake Plant Dwarf Houseplant Starfish Cactus (Stapelia orbea variegata) Green Thumb Nursery The Crossword Garden, Part One: 10 Plants You Should Know The New York Times 12 Types of Lilies to Grow in Your Garden UrbanStems Golden Pothos Plant Care: An Easy Care Plant With Long Trails