Blooms more quickly than Sunbright under short days.
More rounded petals and shorter, more rigid stems with reduced lower leaves make this an excellent variety for bouquet work. 4–6" flower heads. Pollenless. Single stem. Ht. 60–72". Avg. 630 seeds/oz. Packet: 50 seeds.
DAYS TO GERMINATION: 7-14 days at 70-75°F (21-24°C)
SOWING: Direct seed (recommended) – After last frost. Transplant – Sow in final container 3-4 weeks prior to planting out. Dislikes root disturbance.
LIGHT PREFERENCE: Sun.
PLANT HEIGHT: Varies.
PLANT SPACING: 4-24". Single-stem varieties space 4-6" apart. Branching varieties space 18-24" apart.
HARDINESS ZONES: Annual.
HARVEST: Fresh – Flowers are just beginning to open. Dried – Flowers are completely open. Hang or use silica gel.
SOIL REQUIREMENTS: Light, well-drained soil. Excessive nitrogen may cause plants to grow too vigorously with abnormal flower shapes.
NOTES: Flower size and stem diameter are controlled by plant spacing, temperature, soil type, and day length. For early and late season production, select varieties that are day-length neutral or are noted as suitable for flowering under short days.
USES: Excellent cut flower or for gardens.
2 reviews for Sunbright Supreme – (F1) Sunflower Seed