Oxalis regnellii – False Shamrock

Bring a touch of charm to your home with Oxalis regnellii, also known as the Green False Shamrock. This delightful plant features vibrant green, clover-like leaves that fold up at night and open with the morning sun, creating a dynamic display. In addition to its striking foliage, it produces delicate white flowers that add an elegant touch. Low-maintenance and fast-growing, Oxalis regnellii is an excellent choice for both beginner and experienced plant lovers.

Plant Profile

• Scientific Name: Oxalis regnellii
• Common Name: Green Shamrock, False Shamrock, Wood Sorrel
• Family: Oxalidaceae
• Native Range: South America

False Shamrock Care Guide

• Light: Prefers bright indirect light but can tolerate partial shade. Too much direct sunlight may scorch leaves.
• Water: Water when the top inch of soil is dry. Reduce watering in winter when the plant enters dormancy.
• Soil: Use a well-draining potting mix to prevent root rot.
• Humidity: Thrives in average household humidity; no special humidity needs.
• Temperature: Best in 60-80°F (16-27°C).
• Pruning: Trim yellowing or dead leaves to maintain a neat appearance.
• Feeding: Fertilize once a month during spring and summer with a diluted balanced liquid fertilizer. No need to fertilize in winter.
• Propagation: Easily propagated by division of bulbs/tubers.
• Growth Habit: Clump-forming, bushy growth.
• Pests: Generally pest-resistant, but watch for aphids. Taking it outdoors seasonally can attract beneficial pollinators.
• Toxicity: Mildly toxic to pets due to oxalic acid, but generally safe for humans. Leaves are edible and have a tangy, citrus-like flavor.

A Symbol of Luck & Beauty

Often associated with good fortune, Oxalis regnellii makes a thoughtful gift plant and is perfect for St. Patrick’s Day celebrations. Whether placed on a windowsill, bookshelf, or as part of a larger indoor plant display, this easy-going shamrock adds a lively and refreshing touch to any space.