One of the truest blue flowers in the garden. Star shaped flowers are produced in clusters above grey-green foliage. A real charmer at the front of the garden border, and a unique accent in floral arrangements. A favourite of pollinators.
Plant type: annual
Planting depth: surface sow
Exposure: full sun
Plant spacing: 6”
Approx seeds per packet: 25
How to sow:
Sow seeds indoors 6-8 weeks before last frost. Surface sow as light is required for germination. Harden off seedlings and transplant outdoors after last frost. Pinch when 4” tall.
Tweedia is a short-lived perennial in zones 9-10. Grow as an annual elsewhere. For cut flowers, sear stem ends to prevent wilt. Excellent vase life. Deadhead for continuous blooms. 100-110 days to maturity.