Fireberry False Spiraea (Astilbe x arendsii) Seeds (100)2. : Grow vibrant, fire-red False Spiraea (Astilbe) flowers, boasting feathery plumes, with these 100 high-quality seeds.Key Features1. Unique, fire-red variety2. Feathery, plume-like flowers3. Compact growth (2-3 feet)4. USDA zones 3-85. High germination rate (80-90%)6. Perennial7. Attracts pollinatorsEasy Care1. Sow seeds 1/8 inch deep in moist soil2. Partial shade to full sun3. Consistent moisture4. Fertilize lightly5. Prune regularlyAdditional Information1. Seed type: Perennial2. Maturity: 90-120 days3. Plant spacing: 12-18 inches4. Soil pH: 5.5-7.0 (acidic to neutral)