How to identify Woodland stonecrop (Sedum ternatum)

How to identify Woodland stonecrop (Sedum ternatum)

Woodland stonecrop, also known as Stonecrop, Iceland moss, Whorled stonecrop

Woodland stonecrop is distinguished by its evergreen, succulent foliage, with leaves often arranged in whorls of three around the stem. These shiny, bright green leaves typically grow to about 0.5–1 inch (1.3–2.5 cm) long. The plant forms a low, spreading mat, reaching up to 6 inches (15 cm) in height, and can sprawl outward to about 12 inches (30 cm) wide. In spring, woodland stonecrop produces clusters of star-shaped, white flowers, which rise slightly above the foliage on delicate stems.

Lifespan: Perennial

Plant Type: Succulent, Herb

Leaf Type: Evergreen

Quickly Identify Woodland stonecrop

Whorls of 3 shiny, bright green leaves, 0.5–1 inch (1.3–2.5 cm) long.

Low, spreading mat reaching 6 inches (15 cm) in height, sprawls to 12 inches (30 cm) wide.

Clusters of star-shaped, white flowers with delicate stems above foliage.

Flat or rounded medium green leaves in whorls of three, smooth texture.

Arching, slender stem 0.1-0.3 inches (0.25-0.75 cm) diameter, light green to reddish-brown.

Detailed Traits of Woodland stonecrop

Leaf Features

Woodland stonecrop has leaves that are flat or rounded, with the lower leaves being spatulate in shape. Non-flowering stems feature medium green, flat, oval leaves measuring between 1/2 to 1 inch (1.27 to 2.54 cm) in length, arranged in distinctive whorls of three. Flower stems display smaller leaves. The leaves are notable for their smooth texture and uniform green color, aiding in identification.

Leaf Arrangement

Whorled

Leaf Margin

Entire

Learn About the Leaf Glossary

Flower Features

The flowers of woodland stonecrop feature clusters of tiny, star-like white flowers, each measuring about 1/2 inch (1.3 cm) wide. These blooms have 4-5 sharply pointed petals and 5 green sepals, with purplish stamens adding a contrasting touch. Arranged in branched clusters, they often take on a curved or horizontal orientation. These delicate flowers typically bloom from April to June, showcasing their elegant and distinctive appearance perfect for identification.

Learn About the Flower Glossary

Stem Features

The stem of woodland stonecrop is arching, exhibiting a soft and somewhat flexible structure. It is slender, typically measuring around 0.1-0.3 inches (0.25-0.75 cm) in diameter, and has a smooth texture. The coloration ranges from light green to reddish-brown. The stem shows a distinctive pattern of branching at nodes where leaves and roots may also emerge, contributing to the arching appearance. These features are important for recognizing woodland stonecrop in its natural habitat.

Learn About the Stem Glossary

Fruit Features

The fruit of woodland stonecrop is comprised of diminutive, dark-brown capsules, which develop following the blooming period that spans from May to July. Notable for their petite size, these capsules encapsulate the seeds and require careful observation to be discerned. The seeds within reach maturity 2 to 3 weeks post-flowering, at which point they can be collected. For preservation, the seeds should be air-dried and stored in sealed, refrigerated containers, highlighting their need for careful post-harvest handling.

Learn About the Fruit Glossary

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