Oxalis Triangularis commonly known as False Shamrock is a lovely perennial plant that can be grown successfully either as a houseplant or as part of your garden. At an average height of about 10 to 12 inches, the Oxalis is a good choice as a groundcover. Oxalis leaves may wilt during hot afternoons, but they usually bounce back when the temperature drops in the evening. Hardiness zones 8-11. Receive 5 bulbs in your order.