Rock sandwort (Sabulina michauxii)

Rock sandwort

Rock sandwort (Sabulina michauxii) inhabits rocky summits, outcroppings, and forests in North America. It grows in low, dense clumps from the cracks in the rocks. Rock sandwort forms a woody taproot with many offshoot branches. The flowers bloom from spring to summer.

Scientific classification

Species

Rock sandwort (Sabulina michauxii)

Pinks, cacti, and allies

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Perennial, Annual

Lifespan

Herb

Plant Type

Spring, Summer

Bloom Time

10 cm

Plant Height

Spring, Summer

Growth Season

Images of Rock sandwort

Quickly Identify Rock sandwort

Rosette of small, dished-shaped white flowers with five petals and a unique floral cup.

Opposite, needle-like leaves measuring 0.2-0.4 inches (5-10 mm) long, greyish-green in color.

Slender stem with erect or ascending branches, smooth texture, and multiple branches.

Petals are rounded or slightly notched, around 0.2 inches (5 mm) long, emitting a subtle fragrance.

Compact foliage with a slightly rough and matted texture, often forming small tufts.

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Care Guide for Rock sandwort

Every week

Water

Full sun

Sunlight

Water: Rock sandwort prefers well-drained environments with consistent moisture, benefiting from weekly watering. Its resilience is due to natural precipitation cycles. Typically grown outdoors, rock sandwort thrives when soil moisture aligns with seasonal rainfall, making it suitable for gardens that mimic its native climate.

Fertilize: For optimal health, rock sandwort requires balanced fertilizers monthly during the growing season, reducing in fall and halting in winter. Use diluted solutions to prevent root damage, favoring slow-release or water-soluble options to support growth and blooms, while prioritizing natural hardiness.

Pruning: Rock sandwort is a low-growing perennial with small white flowers. Prune in early to late spring to promote growth, maintain shape, and enhance blooming. Removing dead stems prevents disease and improves air circulation, benefiting the plant's health and vigor.

Propagation: Rock sandwort is a hardy perennial ideal for rocky terrains. Successful propagation occurs through cuttings with several nodes in well-draining soil. Maintain consistent moisture and bright, indirect light. Mature plants are resilient, making them suitable for gardeners of all experience levels.

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Learn More About Rock sandwort

Sunlight Requirements

How to Transplant

How to Prune

How to Grow and Care

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