Scabiosa canescens
gray pincushion flower
Central and eastern Europe — steppes and dry grasslands of Hungary, Romania, Ukraine, and surrounding regions
Overview
Scabiosa canescens is gray pincushion flower (hoary scabious), a compact clumping perennial growing 12-18 inches (30-45 cm) tall and 12-18 inches (30-45 cm) wide. Silver-gray finely divided (pinnately dissected) soft-textured hairy foliage. Soft lavender-blue pincushion-shaped flower domes 1-1.5 inches (2.5-4 cm) diameter with protruding pin-like stamens, on slender wiry stems. In Caprifoliaceae spp. (reclassified from Dipsacaceae spp.). The species name 'canescens' means gray-haired — referring to the silver-gray pubescent foliage. Native to the steppes and dry grasslands of central and eastern Europe (Hungary, Romania, Ukraine). Semi-evergreen — the silver rosette persists through mild winters. Five weeks of bloom (June-July). The silver foliage does not tolerate wet winter conditions or high humidity — crown rot and foliage melt in poorly drained soil are the primary limitations. Requires sharp drainage — sandy or gravelly soil. Uncommon in cultivation — limited nursery availability is a practical constraint. Tolerates alkaline soil (pH 6.5-8.0). Deer-resistant. Drought-tolerant once established. Non-toxic. Zones 4-8. Full sun. Growth rate is moderate.
Native Range
Native to central and eastern Europe — steppes and dry grasslands of Hungary, Romania, Ukraine, and surrounding regions.Suggested Uses
Grown in rock gardens, gravel gardens, steppe plantings, and containers of at least 3 gallons (11 L) with sharp drainage. Silver foliage plant. Alkaline soil. Butterfly garden. Deer-resistant. Drought-tolerant. Non-toxic. Zones 4-8.How to Identify
Appearance
Size & Dimensions
Height1' - 1'6"
Width/Spread1' - 1'6"
Reaches mature size in approximately 2 years
Bloom Information
Early to midsummer (June-July). Soft lavender-blue pincushion-shaped domes 1-1.5 inches (2.5-4 cm) with protruding stamens on wiry stems. 5 weeks of bloom. Butterfly- and bee-pollinated.
Detailed Descriptions
Flower Description
Soft lavender-blue, pincushion-shaped dome 1-1.5 inches (2.5-4 cm) diameter with protruding pin-like stamens, on slender wiry stemsFoliage Description
Silver-gray, finely divided (pinnately dissected), soft-textured, hairy (canescent), 2-4 inches (5-10 cm) long; the silver-gray foliage is the species' defining trait — 'canescens' means gray-hairedGrowing Conditions
Sun Requirements
Requires 6-10 hours of direct sunlight daily
• Full Sun: 6+ hours of direct sunlight
• Partial Shade: 3-6 hours of direct sunlight
• Full Shade: Less than 3 hours of direct sunlight
Care & Maintenance
Care Guide
Full sun (6+ hours). Sharp-drained sandy or gravelly soil pH 6.5-8.0. Does not tolerate wet winter soil or high humidity — crown rot. Deadhead for continued bloom. Semi-evergreen silver rosette. Uncommon in cultivation. Deer-resistant. Non-toxic. Zones 4-8.Pruning
Remove spent flower heads to extend bloom. Shear back the foliage mound lightly after bloom (August) to refresh the silver rosette. No other pruning needed. Do not cut back hard — regeneration from old wood is slow.Pruning Schedule
J
F
M
A
M
J
J
A
S
O
N
D
summer
Container Growing
✓ Suitable for container growing
Minimum container size: 3 gallons