Alpinia zerumbet. Alpinia zerumbet, commonly known as shell ginger, is a perennial species of ginger native to East Asia. They can grow up to 8 to 10 ft (2.4 to 3.0 m) tall and bear colorful funnel-shaped flowers.
Crotons are one of the boldest houseplants you can’t miss because of their colorful foliage. They’re particularly eye-catching in bright dining rooms and living rooms where their foliage helps energize a room.