| | | Family | Scrophulariaceae | | Plant Type | | | Zone | USDA: 3a - 9b RHS: H - FH EGF: H1 - H5 Australia: 1 - 3 | | Care Level | low, easy, suitable for beginners. | | Height | 60 - 90 cm (2 - 3 ft) | | Spread | 45 - 60 cm (1.5 - 2 ft) | | Light | full sun to partial shade | | Soil Moisture | average to moist, well-drained | | Soil Type | clay to sandy | | Soil pH | acidic to alkaline | | | Description | Chelone obliqua 'Alba' (shellflower) bears white blossoms during late summer to mid-autumn. The foliage is deep green in colour. | | Typical Uses | Accent, border, cut flowers, mass planting, waterfront and wild flower. | | Special Characteristics | Butterflies are attracted to Chelone obliqua 'Alba' . | | |