China Aster Tower White | Callistephus chinensis | Paeonien Aster

China Aster ‘Tower White’ | Callistephus chinensis | Peony-Type Aster

Pure white peony-like blooms – timeless elegance for bouquets and gardens

The China Aster ‘Tower White’ (Callistephus chinensis) is a breathtaking variety from the renowned Tower Series, known for its large, fully double, peony-shaped flowers and exceptional uniformity. This elegant aster produces pure white blooms that radiate freshness, grace, and purity — a must-have for florists and garden enthusiasts alike.

Growing 65–75 cm tall, Tower White forms a pyramidal, well-branched habit with strong, florist-grade stems, ideal for professional cut flower production or home gardens. Each plant yields 8–10 large blooms, 8–10 cm in diameter, that open in perfect symmetry. Their dense, layered petals give them a luxurious, rose-like appearance — perfect for wedding bouquets, arrangements, and elegant summer or autumn displays.

The Tower Series is celebrated for its reliability, long vase life, and consistent performance, making it one of the top choices for commercial growers and floral designers. With their rich, voluminous blooms and sturdy stems, these asters are true stars of the late summer garden.

Plant Information

• Botanical name: Callistephus chinensis
• Variety: Tower White
• Type: Annual
• Height: 65–75 cm
• Bloom type: Fully double, peony-type
• Bloom size: 8–10 cm in diameter
• Color: Pure white
• Days to maturity: 110–120 days
• Plant habit: Pyramidal, upright, well-branched
• Stem quality: Strong, straight, florist-grade
• Light: Full sun
• Soil: Fertile, humus-rich, well-drained (pH 5.5–7.5)
• Plant spacing: 20–30 cm
• Vase life: Excellent – long-lasting blooms for professional use
• Uses: Cut flower production, weddings, floral arrangements, borders

Growing Instructions

• Sowing time: Indoors from January to July for flowering up to October
• Germination: 3–7 days at 21–22 °C; reduce to 8–12 °C after germination
• Sowing depth: 0.5 cm; cover lightly with vermiculite and keep consistently moist
• Transplanting: Move to a sunny, well-drained location after the last frost
• Feeding: Apply a 0.1% potassium nitrate solution after 10 days; continue with balanced fertilizer
• Cold tolerance: Hardened seedlings withstand light frost (–3 °C)
• Flowering time: August–September

Why Grow China Aster ‘Tower White’?

The Tower White stands out with its crisp, peony-like blooms, strong stems, and long vase life, combining classic beauty with professional quality. Its luminous white petals make it an essential flower for bridal bouquets, romantic arrangements, and refined garden compositions.

✨ Sow the seeds of ‘Tower White’ and fill your garden or studio with pure elegance and long-lasting floral luxury — from late summer through autumn.