Botanical name: Spathiphyllum
Common name: Peace lily, spath lily
Plant type: Flowering tropical plant
Mature size: 3 feet tall
Sun exposure: Medium amount of indirect light
Soil type: Peat-based potting mix with perlite
The peace lily is a tropical species that is a favorite flowering houseplant. The peace lily blooms in spring. A well-maintained peace lily may bloom twice a year, resulting in several months of flowers. The plant has glossy oval leaves with points that emerge from the soil.