Aethionema
Aethionema spp. (commonly A. grandiflorum)
Aethionema, commonly called Stone Cress, is a charming alpine perennial or sub-shrub producing delicate racemes of pink or white flowers above neat foliage. Perfect for rock gardens and alpine troughs.
Brassicaceae (Mustard family)
Late spring to early summer (May-July); some varieties bloom into late summer
Symbolism & Meanings
Key Meanings
Perfect For
Color Meanings
Similar flowers: tradescantias and babianas also share similar meanings.
Cultural Significance
Aethionema is beloved by alpine and rock garden enthusiasts for its ability to thrive in challenging, well-drained conditions. Its delicate appearance belies its tough nature, making it a symbol of resilience in harsh alpine environments. Particularly popular in European rock gardens and increasingly valued in North American alpine plant collections.Shop Our Floral Collection
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Physical Characteristics
Natural Habitat
Growing Guide
Sunlight
Full sun preferred; tolerates partial shade but flowers best in full sun
Water
Moderate; drought-tolerant once established, but prefers consistent moisture during flowering
Soil
Well-drained, Sandy, Gravelly, Rocky, Alkaline to neutral pH (prefers alkaline), Poor to moderately fertile
Expert Growing Tips
Plant in spring for best establishment
Ensure excellent drainage to prevent root rot
Thrives in poor to moderately fertile soil; avoid over-fertilizing
Deadhead spent flowers to encourage prolonged blooming
Propagate by seed in spring or softwood cuttings in early summer
Short-lived perennial; may need replacement every 2-3 years
Tolerates alkaline soils better than most alpines
Protect from excessive winter moisture
Uses & Benefits
Ornamental Uses
- Rock gardens and alpine gardens
- Stone wall crevices
- Gravel gardens
- Container plantings and alpine troughs
- Border edging
- Groundcover in sunny, well-drained areas
Further Reading
Frequently Asked Questions about the Aethionema
is aethionema perennial or annual
Aethionema is a short-lived perennial, though some species can be grown as annuals — most varieties last 2-3 years in the garden.
how to grow aethionema from seed
Sow Aethionema seeds in spring in a cold frame or directly in well-drained soil, pressing them lightly into the surface without covering, as they need light to germinate.
what soil does aethionema prefer
Aethionema thrives in well-drained, alkaline soil and tolerates poor, sandy, or gravelly conditions — excellent drainage is essential to prevent root rot.
when does aethionema bloom
Aethionema typically blooms from late spring to early summer (May-July), with some varieties continuing to flower into late summer if deadheaded regularly.
Available Colors
Quick Facts
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Tradescantia
Tradescantia species
Tradescantia are hardy perennials with three-petaled flowers that bloom for just one day. They symbolize transient beauty, resilience, and the preciousness of fleeting moments.
Babiana
Babiana stricta (and other spp.)
Babiana, known as Baboon Flower, is a South African bulbous perennial with sword-like leaves and colorful cup-shaped flowers. It symbolizes resilience, adaptation, and hidden treasures.
Succulent (Echeveria)
Echeveria spp.
Succulent flowers, particularly those of Echeveria, produce delicate bell-shaped blooms on tall stalks above sculptural rosettes. These charming flowers symbolize timeless love, endurance, and the beauty of simplicity.