Helianthus, Sunflower, American Giant, 1.5g
- Sun Preference
- Full-Sun
- Bloom Time
- Summer
Description
Helianthus annuus
Height: 15′ (5m)
Bloom Period: summer
Type: annual
These giants grow to 15′ or taller. Single-stemmed plants feature 10-12″ flowers. Huge seed heads provide enough snacks for you…and the birds!
Seed Starting Successfully
Start your garden from scratch with Gertens' wide variety of seed packets! Whether you're a seasoned gardener or just starting out, we have seeds for every skill level and garden size. From colorful flowers to delicious vegetables, our seeds are carefully selected for their quality and performance.
Details
Planting & Harvesting
Seed Depth: 1/2″ (13mm)
Spacing: 6″ (15cm)
Sprouts In: 10-14 days
Thinning: 3′ (1m)
Plant outdoors in spring after all danger of frost in a sunny location with average soil. Or start indoors four weeks prior to last spring frost date. Keep soil evenly moist and well weeded while plants are young.
Sunflowers are heat and drought tolerant once established.
More Information
| Brand | Lake Valley Seed |
|---|---|
| Seed Packet Type | Flowers |
| Common Family Name | Sunflower |
| Sun Preference | Full-Sun |
| Deer Resistant | No |
| Bloom Time | Summer |
| Plant Life Cycle | Annual |
| Mature Height (Range) | 73" + |
| Spacing in Row | 6", thin to 3' |
| Planting Depth | 1/2" |
| Days to Germination | 10-14 days |