Stonecrop (Sedum pallidum var. bithynicum)
Sedum pallidum var. bithynicum is a mat-forming Stonecrop noted for blue-gray foliage. Ideal low-maintenance ground cover for dry, sunny spots.
Complete Plant Information
Overview
Sedum pallidum var. bithynicum, commonly known as Stonecrop, provides exceptional textural contrast in the garden with its tiny-leaved, spreading habit. This specific variety is highly valued for its attractive blue-gray foliage that hugs the ground, creating a dense, creeping mat ideal for difficult, sunny locations. The common name Stonecrop is fitting, as these plants thrive where other species might struggle, making Sedum pallidum var. Bithynicum a staple for rockeries and dry slopes.
When mature, this herbaceous perennial forms a rugged yet delicate expanse, rarely exceeding one inch in height but often spreading a foot or more wide. Late summer brings small, appealing white flowers atop short stems, adding a subtle burst of color before the foliage shifts to an attractive russet brown hue in winter. Gardeners prize this Stonecrop for its low maintenance needs and resilience in hot, dry conditions once established.
Its ability to tolerate tough environments—from flagstone paths to air pollution—makes Sedum pallidum var. bithynicum incredibly functional. Use this sprawling perennial wherever you need dependable, near-ground coverage that requires minimal intervention.
Fast Facts
- Plant Family: Crassulaceae
- Plant Type: Herbaceous perennial
- Native Range: Southern Albania, Northern India
- Hardiness Zones: USDA Zones 6-8
- Size at Maturity:
- Height: 0-0.25 ft
- Spread: 0.25-1 ft
- Bloom Time: August to September
- Bloom Description: White
- Sun Exposure: Full sun
- Water Needs: Dry to medium
- Maintenance Level: Low
How to Grow
Planting Sedum pallidum var. bithynicum should occur in spring or early fall, whenever the soil is workable. Locate it in an area that guarantees full sun exposure for the best compact growth and foliage color. This Stonecrop demands well-drained soil; heavy clay that retains moisture is its greatest enemy. It thrives in average soils, but its tolerance for dry conditions means amending the soil for moisture retention is unnecessary and often detrimental.
Care requirements are minimal, fitting its low maintenance profile perfectly. Water sparingly, allowing soils to dry out completely between deep waterings, particularly once the plant is established and exhibiting its drought tolerance. Fertilizing is rarely needed; excess richness will encourage floppier growth rather than attractive matting. Pruning is generally unnecessary unless you need to control spread or remove any overly tall flowering stalks after blooming concludes.
Be mindful of localized climate challenges. While generally hardy, this plant may struggle with extreme winter cold or alternating freeze-thaw cycles, a notable concern in borderline zones like St. Louis. If overwintering is difficult in your region, site Sedum pallidum var. Bithynicum on a south-facing wall, under an overhang, or grow it year-round in containers that can be sheltered during the harshest winter months.
Landscape Uses
The primary role of Sedum pallidum var. bithynicum is as a superb, tiny ground cover, creating an evergreen or semi-evergreen carpet of blue-gray. Its low stature makes it perfect for filling in the narrow gaps between flagstones or pavers, softening hardscape edges beautifully. Because it naturalizes readily, it establishes quickly in sunny, dry borders where turfgrass struggles to establish roots.
This versatile Stonecrop excels in rock gardens, spilling artfully over the edges of rock walls where its creeping habit can be fully appreciated. Consider pairing it with taller, structural succulents, alpine plants, or neighboring perennials that share its dry sun requirements for a cohesive, drought-tolerant display. When planted in shallow containers, the foliage of this Sedum pallidum var. bithynicum cascades nicely, softening aggressive container edges.
Standout Features
Flower Qualities
- Showy
Noteworthy Characteristics
Sedum pallidum var. Bithynicum, sometimes called Turkish sedum, is a tiny-leaved spreading ground cover that is noted for its attractive blue-gray foliage. It typically forms a dense mat growing to only 1” tall and creeping to 12” wide or more. The genus name Sedum originates from the Latin word sedeo, meaning “to sit,” referencing how these plants sprawl over rocks.
Tolerances
- Rabbit
- Deer
- Drought
- Air Pollution
Potential Problems
This particular Stonecrop variety boasts excellent resistance to most common garden pests and diseases, making it a reliable choice for organic landscapes. Serious insect infestations or fungal blights are rare when the cultural requirements—especially sharp drainage—are met. The main potential issue revolves around winter reliability; gardeners should monitor winter hardiness carefully, especially at the colder edge of its zone range, as repeated freeze-thaw cycles can cause root heaving or winter dieback in overly moist soils. Ensure excellent drainage to mitigate any susceptibility to root rot during wetter periods.
Frequently Asked Questions
What hardiness zones is Stonecrop suitable for?
This Stonecrop variety is generally suitable for USDA Hardiness Zones 6 through 8.
How large does Sedum pallidum var. bithynicum grow?
This plant maintains a very low profile, reaching only 0 to 0.25 feet in height while spreading between 0.25 and 1 foot wide.
When does Stonecrop bloom?
The blooming period for Sedum pallidum var. bithynicum is relatively late, occurring from August into September, producing small white flowers.
What sun exposure does Stonecrop need?
This plant thrives best when provided with full sun exposure throughout the day.
Conclusion
Sedum pallidum var. bithynicum is an essential, low-effort addition for anyone needing durable, attractive ground cover in sunny, dry spaces. The striking blue-gray foliage easily sets this Stonecrop apart from other spreaders. Before planting, confirm that your site provides full sun and superb drainage to ensure this variety of Sedum pallidum var. bithynicum establishes successfully.
Companion Planting
When selecting neighbors for this Stonecrop, focus on other drought-tolerant, sun-loving plants that complement its low-growing form. Mediterranean herbs like creeping Thyme (Thymus serpyllum) or various low-growing Sedums, such as Sedum acre or Sedum album, make excellent companions as they share identical soil and sun needs. Avoid pairing this plant with thirsty perennials that require consistent moisture, as overwatering the sedum will likely compromise its health and structure.
Propagation Tips
One of the great advantages of growing Sedum pallidum var. bithynicum is its exceptionally easy propagation. As a mat-forming succulent, simple division works well in spring or early fall; gently pull apart rooted sections of the mat and replant immediately. Alternatively, stem cuttings root almost effortlessly. Snip small sections of the creeping stems, allow the cut end to dry for a brief period—a day or two is often sufficient for a Stonecrop—and then place them directly onto dry, sandy soil where they will quickly establish new roots.
