Black Oil Sunflower
= Ecological Role – Producer
= Carrier Medium – Seed
= Synthetic Modifier – Bacteria
= Description – Easy to grow flower that produces an abundance of seeds for birds and humans.
- Kingdom: Plantae
· Scientific name: Helianthus annuus
· Habit: Flower
· Duration: Annual
· Sex: Monoecious
- Lifespan:
· Germination: 7 to 10 days
· Mature Height: 5 to 10 feet
· Growth Rate: Fast
- Flower:
· Bloom Time: July to September
· Circadian Rhythm: Diurnal
· Abundance: Low
· Size: 6 to 10 inches
· Color: Yellow
· Scent:
· Pollen Abundance:
· Pollen Release:
· Nectar Abundance:
- Leaf:
· Size: 4 to 16 inches
· Color: Green
- Seed: Black Oil Sunflower Seed
· Abundance: High
· Size: ¼” to 3/8"
· Color: Black
· Development:
· Travel Radius:
- Pollinator:
· Insect: Bees,
- Distributor:
· Bird: Finch, Blue Jay
- Pest:
· Insect: Moth, Cutworm, Weevil, Beetle
· Fungus: Downy Mildew, Rust, Sclerotina, Alternaria, Phoma black stem
- Culture:
· Soil: Best in fertile, well-drained soils high in organic matter. Tolerate range of soils from very sandy and clay.
· Sun: Full sun - Conservation Status: G5 (Secure)