Summer Sun (Heliopsis Scabra) has yellow-gold flowers with dark yellow centers. The 3 inch, semi-double daisy like flowers with long blooming season will produce endless supply of yellow from early summer through early fall. It's one of the are most rewarding perennials to grow from flower seeds.
Dead-heading regularly will greatly extend the flowering season. They are known for attracting butterflies and bees to gardens.
False Sunflower Heliopsis are great for cut flowers with long lasting blossoms.
Dividing Heliopsis Scabra in early spring every 4 - 5 years and replanting is recommended. Dividing will rejuvenate old plants, keeping them vigorous and blooming freely.
- Taxonomy: Heliopsis Scabra
- Other Names: False Sunflower, Ox-Eye Sunflower.
- Life Cycle: Perennial
- USDA Zones: 3 - 8
- Height: 48 inches
- Bloom Season: Summer and fall
- Bloom Color: Golden
- Light: Full sun
- Soil Type: Well-drained, pH 5.8 - 6.8
- Deer Resistant: Yes
- Temperature: 68F
- Average Germ Time: 14 - 21 days
- Light Required: Yes
- Depth: Do not cover the seed but press into the soil
- Sowing Rate: 3 - 4 seeds per plant
- Moisture: Keep seed moist until germination
- Plant Spacing: 24 - 36 inches
Sow Heliopsis Scabra seeds indoors 6 - 8 weeks before the last expected frost. Use a sterile starter mix and press lightly the Heliopsis seeds into the soil. Pinch back Heliopsis Scabra seedlings when transplanting to encourage a bushier growth.
Sow Summer Sun seeds directly outdoors into a prepared soil 1/8 inches deep, which is loosened and weed free and once temperatures have consistently warmed up. Keep the soil moist until germination.
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