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Diascia barberae (Twinspur): Delicate Pink Spikes for Containers and Edges

Twinspur (Diascia barberae) is a softly textured tender perennial (often grown as an annual) producing delicate, loose spires of pink flowers with yellow-spotted throats and downward-pointing spurs from summer to fall. Perfect spilling onto walkways or filling gaps between structured plants.

Culture & Care

Site: Sunny, fertile, moist but well-drained soil.
Water: During dry spells.
Maintenance: Shear spent stems for another flush.
Propagation: Seed when fresh or early spring; softwood cuttings spring, semi-ripe summer. Easy to overwinter in greenhouse.

Potential Problems

Slugs, snails.

Quick Reference

Height	6–12 in.
Spread	1–3 ft.
Growth Habit	Clumping, Fast Grower
Light	Full Sun to Part Shade
Moisture	Medium
Maintenance	Low
Bloom Time	Summer to Fall
Flower Color	Pink, Yellow
Uses	Beds, Borders, Containers, Ground Cover, Indoor, Suitable as Annual
Style	Cottage Garden, Rock Garden
Type	Perennial

Other: Growing Lobelia in Containers: Sun, Shade, Water, and Feeding Guide; Hollyhock (Alcea rosea): Tall, Classic Cottage Garden Biennial with Colorful Spikes; Stars of Persia (Allium christophii): Huge, Metallic Fuchsia Spheres for Early Summer; Drumstick Allium (Allium sphaerocephalon): Color-Changing Blooms for the Summer Garden; Angelonia (Angelonia angustifolia): Heat-Loving Summer Bloomer for Containers; Golden Marguerite (Anthemis tinctoria): Long-Blooming Daisy-Like Flowers; Diascia barberae (Twinspur): Delicate Pink Spikes for Containers and Edges; Growing Swiss Chard: Colorful Greens for Summer and Beyond; Growing Lettuce: Diverse Salad Greens for Cool Seasons; Growing Summer Squash: Varieties, Planting, and Harvest Tips

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