How to identify False shamrock (Oxalis triangularis)

How to identify False shamrock (Oxalis triangularis)

False shamrock, also known as Love Plant, Purple shamrock

False shamrock displays distinctive triangular, three-leafleted foliage often ranging in hue from shades of green to deep maroon. The leaflets fold upward during nighttime or when touched. Its seasonal clusters of delicate blossoms, typically white to pink, consist of five petals and stand erect on stems towering over the foliage. Flowering occurs from spring through summer, after which the plant showcases its nocturnal attribute as the blossoms, too, retreat at dusk.

Lifespan: Perennial

Plant Type: Herb

Leaf Type: Evergreen, Deciduous

Quickly Identify False shamrock

Triangular, three-leafleted foliage in shades of green to maroon.

Seasonal white to pale pink flowers with 5 petals, closing at dusk.

Nyctinastic behavior of flowers, reopening in the morning.

Trifoliate leaves that close at night in response to light.

Delicate leaflets measuring 1.5 to 2 inches (4 to 5 cm) in length.

Detailed Traits of False shamrock

Leaf Features

The leaves of false shamrock are trifoliate, each consisting of three triangular leaflets. These leaflets are typically deep maroon in color, though some varieties exhibit a green hue. Measuring about 1.5 to 2 inches (4 to 5 cm) in length, the leaflets have a smooth texture and a delicate appearance. A unique characteristic is their ability to close at night, responding to light levels. The vein pattern is subtle, adding to the leaves' sleek look.

Learn About the Leaf Glossary

Flower Features

The flowers of false shamrock are characterized by their 5-petaled structure, ranging in color from white to pale pink. These delicate blossoms measure approximately 0.4 to 0.8 inches (1 to 2 cm) in diameter. They flourish from early summer through fall. An interesting feature is their nyctinastic behavior, where the petals close at night, only to reopen in the morning. With a soft, subtle scent, these flowers provide a charming complement to the distinctive foliage of false shamrock.

Inflorescence Type

Umbel

Learn About the Flower Glossary

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