Caucasian Stonecrop (Sedum spurium), also known as Two-row Stonecrop, is a perennial succulent plant species native to parts of Eastern Europe and Asia, including the Caucasus region. In the United Kingdom, it is commonly cultivated as an ornamental ground cover and rock garden plant due to its low maintenance requirements and ability to thrive in various conditions.

Caucasian Stonecrop has modest nutrient requirements, relying on well-drained soils with low to moderate fertility. Its succulent leaves and stems enable it to store water, making it well-suited to dry, rocky habitats such as gravelly slopes, rock crevices, and urban landscapes.

In its natural habitat, Caucasian Stonecrop faces few predators, as its succulent foliage deters herbivores. However, it provides habitat and food for pollinators such as bees and butterflies, which are attracted to its clusters of small, star-shaped pink or red flowers.

With a lifespan of around 5-10 years, Caucasian Stonecrop forms dense mats or carpets of foliage, spreading via trailing stems to cover the ground effectively.

Culturally, Caucasian Stonecrop is valued for its ornamental qualities, often used as a ground cover in gardens, green roofs, and rockeries. Its ability to withstand drought and poor soil conditions makes it a popular choice for low-maintenance landscaping projects.

An interesting fact about Caucasian Stonecrop is its ability to change colour throughout the growing season, with foliage transitioning from green to shades of red, bronze, or purple in response to environmental factors such as sunlight and temperature. This colour variation adds visual interest to garden landscapes and contributes to its appeal as an ornamental plant.