Aster Seeds – Sky Blue

Aster ‘Sky Blue’ is a delightful variety known for its soft sky-blue petals and compact growth habit. These beautiful blooms add a soothing touch of color to any garden and are perfect for borders, beds, and containers. The plants produce abundant daisy-like flowers that attract butterflies and beneficial pollinators, providing vibrant color late in the growing season when many other plants begin to fade. Easy to cultivate, Sky Blue Asters are a reliable choice for long-lasting garden displays and excellent as cut flowers for arrangements.

Features:

• Produces charming sky-blue daisy-like blooms.

• Long-lasting flowers that brighten the garden from late summer into fall.

• Excellent for pollinator gardens, attracting bees and butterflies.

• Great choice for cut flower arrangements and decorative landscaping.

• Compact, bushy plants ideal for garden borders or pots.

• Low maintenance and easy to grow in most climates.

Specifications:

• Scientific Name: Aster amellus ‘Sky Blue’

• Common Name (US): Aster

• Plant Type: Perennial (grown as annual in cooler climates)

• Bloom Color: Sky Blue

• Bloom Period: Late Summer to Fall

• Plant Height: 18–24 inches (45–60 cm)

• Sunlight Requirement: Full Sun to Partial Shade

• Soil Type: Well-drained, fertile soil

• Watering: Moderate; water regularly during dry periods

• Germination Time: 14–21 days

• Days to Bloom: 90–120 days from sowing

• Sowing Method: Start indoors 6–8 weeks before last frost or direct sow after frost danger has passed

• Spacing: 12–15 inches apart

• Growing Season: Spring through Fall

• USDA Hardiness Zones: 3–8

• Best Planting Months (by Zone):

  • Zones 3–5: May to June

  • Zones 6–8: April to May

• Use: Borders, cottage gardens, pollinator gardens, cut flower beds