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Description
Cosmos Bipinnatus Sensation Pinkie is a popular annual flower that belongs to the Asteraceae family. It is a hybrid variety of Cosmos that is known for its vibrant pink blooms that attract pollinators like bees and butterflies. This plant is native to Mexico, but it is widely grown in gardens and landscapes around the world for its showy flowers that bloom from summer to fall.
Taxonomic Information
| Domain | Eukarya |
|---|---|
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Asterales |
| Family | Asteraceae |
| Genus | Cosmos |
Appearance
Cosmos Bipinnatus Sensation Pinkie grows up to 2-4 feet tall and 1-2 feet wide. It has light green, feathery leaves that are deeply divided into narrow segments. The flowers are pink and have a diameter of 2-3 inches. They have a central disk of yellow or brown and 8-10 petals that are arranged like a daisy. The blooms appear in clusters at the top of long, slender stems that sway in the breeze.
Care Guide
Cosmos Bipinnatus Sensation Pinkie is easy to grow and care for. Here are some tips to keep your plants healthy and blooming:
- Water: Water your plants deeply once a week or when the top inch of soil feels dry. Avoid overwatering or letting the soil dry out completely.
- Fertilization: Feed your plants with a balanced fertilizer every 2-3 weeks during the growing season. Use a slow-release granular fertilizer or a liquid fertilizer diluted to half strength.
- Soil: Plant your Cosmos in well-draining soil that is rich in organic matter. They can tolerate slightly acidic to slightly alkaline soil pH (6.0-7.5).
- Sunlight: Cosmos Bipinnatus Sensation Pinkie prefers full sun (6-8 hours of direct sunlight per day). They can tolerate light shade but may produce fewer flowers.
- Hardiness Zones: This plant is an annual and is not frost-tolerant. It grows best in USDA hardiness zones 2-11.
Common Pests & Diseases
Cosmos Bipinnatus Sensation Pinkie is generally resistant to pests and diseases. However, here are some issues that you may encounter:
- Aphids: These small, soft-bodied insects suck sap from the plant and can cause distortion and yellowing of the leaves. Use insecticidal soap or neem oil to control them.
- Spider mites: These tiny arachnids feed on the undersides of leaves and can cause yellowing and webbing. Use a miticide or hose them off with water.
- Fungal diseases: Cosmos can be susceptible to powdery mildew, gray mold, and root rot. Improve air circulation and avoid overhead watering to prevent these issues.
Habitat
Cosmos Bipinnatus Sensation Pinkie is native to Mexico and Central America. It grows in open fields, meadows, and disturbed areas. It prefers well-draining soil and full sun. This plant is drought-tolerant and can survive in hot, dry conditions.
Question and Answer
Q: How often should I deadhead my Cosmos Bipinnatus Sensation Pinkie?
A: Deadhead your plants regularly to encourage more blooms. Pinch off the spent flowers just below the base of the stem.Q: Can I grow Cosmos Bipinnatus Sensation Pinkie in a container?
A: Yes, you can grow this plant in a container as long as it has good drainage and enough room for the roots to grow. Use a lightweight potting mix and fertilize regularly.Q: Do I need to stake my Cosmos Bipinnatus Sensation Pinkie?
A: It depends on how tall your plants grow and how windy your area is. If your plants are tall and you expect strong winds, you may need to stake them to prevent them from falling over.Q: Can I save seeds from my Cosmos Bipinnatus Sensation Pinkie?
A: Yes, you can save seeds from your plants by letting the flowers dry on the stem and collecting the seeds when the seed heads turn brown. Store the seeds in a cool, dry place until you’re ready to plant them.
Related Plants
Other varieties of Cosmos that you might be interested in include:
- Cosmos bipinnatus ‘Candy Stripe’
- Cosmos bipinnatus ‘Daydream’
- Cosmos sulphureus ‘Bright Lights’
- Cosmos atrosanguineus ‘Chocolate Cosmos’
References
- “Cosmos Bipinnatus Sensation Mix Seeds.” Park Seed. https://parkseed.com/cosmos-bipinnatus-sensation-mix-seeds/p/10318-PK-P1/
- “Cosmos Bipinnatus.” Missouri Botanical Garden. https://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?taxonid=276081&isprofile=0&basic=cosmos
- “Cosmos Bipinnatus Sensation Mix.” Burpee. https://www.burpee.com/flowers/cosmos/cosmos-bipinnatus-sensation-mix-prod001701.html
