Key West Dwarf Astilbe is a hardy perennial known for its feathery plumes lighting up damp, shaded corners. Key West Dwarf Astilbe flowers in early summer in shades of pink, and performs best in part sun to part shade with high watering once established. This compact perennial matures to roughly 8-16 inches tall and 9-15 inches wide. It is ideal for perennial borders, cottage gardens, and pollinator plantings, offering dependable colour that returns every year. Once established it needs little attention, making Key West Dwarf Astilbe a dependable choice for Canadian gardens. Keep the soil consistently moist through hot weather for the best performance.
Mature height: 8-16 inches
Mature width: 9-15 inches
Bloom: Pink, early summer
Light: Part Sun to Part Shade
Water: High — keep the soil consistently moist, especially in summer heat
Hardiness: Zone 3-8
Maintenance: Medium maintenance
Pruning: Cut back to the ground in late fall or early spring; deadhead spent blooms through the season to encourage rebloom.
🪴 Planting Instructions: Dig a hole slightly wider than the pot, keeping the top of the root ball level with the surrounding soil. Loosen circling roots before planting, backfill with native soil amended with compost, then water thoroughly to settle. Space plants about 9-15 inches apart and keep well watered through the first full season while roots establish. Plant in part sun to part shade.
💧 Care & Watering: Water high: keep the soil consistently moist, especially in summer heat. Mulch to conserve moisture and moderate soil temperature, and feed with a balanced slow-release fertilizer in early spring. Cut back to the ground in late fall or early spring; deadhead spent blooms through the season to encourage rebloom.
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