Introduction

Delft Lace Astilbe (Astilbe ‘Delft Lace’) is a stunning perennial known for its deep red stems, finely cut blue-green foliage, and feathery pink-plumed flowers. This shade-loving plant is an excellent addition to woodland gardens, borders, and moist areas. With proper care, it produces long-lasting blooms and lush foliage.

Planting and Location

• Best planting time: Spring or early fall.
• Sunlight requirements: Partial shade to full shade.
• Soil: Moist, well-draining, rich in organic matter, with a pH of 6.0–7.0.
• Spacing: 18–24 inches apart for good air circulation.

Watering Needs

• Keep soil consistently moist but not waterlogged.
• Water deeply 1–2 times per week, especially during hot, dry periods.
• Apply a layer of mulch to retain soil moisture.

Fertilization

• Apply a balanced fertilizer (10-10-10) in early spring.
• Side-dress with compost or organic matter to enrich the soil.

Growth and Maintenance

• Height and Spread: Grows 24–36 inches tall and spreads 18–24 inches.
• Pruning: Trim back spent flowers after blooming to encourage tidy growth.
• Mulching: Use organic mulch to regulate temperature and moisture.

Propagation

• Divide clumps every 3–4 years in early spring or fall to maintain vigor.
• Replant divisions in well-prepared soil and water thoroughly.

Pest and Disease Management

• Pests: Generally resistant but may attract slugs or aphids.
• Diseases: Watch for powdery mildew or root rot; ensure proper drainage and spacing.
• Remove any diseased foliage promptly.

Winter Care

• Hardy in USDA Zones 4–9.
• Cut back foliage in late fall after the first frost.
• Apply a layer of mulch for winter protection in colder regions.

Landscaping Uses

• Ideal for shaded borders, woodland gardens, and water features.
• Pairs well with hostas, ferns, and coral bells.
• Attracts pollinators like bees and butterflies.

Conclusion

Delft Lace Astilbe is a low-maintenance, shade-loving perennial that provides elegance and color to gardens. By ensuring adequate moisture, shade, and proper soil conditions, this plant will thrive and produce stunning blooms year after year.

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