How to Grow Cosmos Sensation Mix Picotee

Cosmos Sensation Mix Picotee

Cosmos bipinnatus 'Sensation Mix Picotee'

flower

Cosmos Sensation Mix Picotee is a vibrant annual flowering plant featuring delicate, daisy-like blooms with distinctive picotee-edged petals in shades of pink, red, and white. These tall, airy plants produce abundant flowers from summer through fall, making them excellent for cutting and garden displays. The feathery foliage adds a light, graceful texture to any landscape.

Looking for a specific variety?

Sensation Mix Picotee Sensation Orange Sensation Pink Psyche White Dazzler Versailles Mix

Growing Conditions

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Sun: Full sun, 6-8 hours daily minimum

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Water: Moderate watering; allow soil to dry between waterings. Once established, cosmos are drought-tolerant and prefer drier conditions to excessive moisture, which can reduce flowering.

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Spacing: 12 inches

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Days to maturity: 70-100 days

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Planting depth: 0.25 inches for seeds; direct sow or transplant seedlings

Soil

Type: Well-draining loamy to sandy soil

pH: 6.0-7.0

Amendments:

Compost Peat moss Perlite for drainage

Growing Zones

Find your zone →

Thrives as an annual in zones 2-11; prefers warm season conditions

2a 2b 3a 3b 4a 4b 5a 5b 6a 6b 7a 7b 8a 8b 9a 9b 10a 10b 11a 11b

Growth Stages

Seedling

2-3 weeks

Tiny seedlings with first true leaves appearing; delicate and vulnerable to moisture stress

Keep soil consistently moist but not waterlogged. Provide bright light to prevent legginess. Thin seedlings to proper spacing once established.

Vegetative Growth

3-4 weeks

Young plants developing feathery foliage and bushy structure; stems elongating and branching

Pinch back the tops when plants are 12 inches tall to encourage bushier growth and more flowers. Reduce watering frequency as plants mature. Provide support stakes if in windy locations.

Flowering Initiation

2-3 weeks

First flower buds forming at branch tips; plant reaching full height (typically 3-4 feet)

Continue pinching if desired for fuller form, but stop pinching 6 weeks before desired bloom time. Maintain consistent watering during this stage. Apply balanced fertilizer if needed.

Peak Flowering

6-10 weeks

Abundant daisy-like blooms with distinctive picotee edging in pink, red, and white colorations; continuous blooming

Deadhead spent flowers regularly to encourage continuous blooming. Water at soil level to prevent disease. Cut flowers frequently for arrangements. Avoid over-fertilizing, which reduces flowers.

Decline & End of Season

Until first frost

Flowering gradually reduces as temperatures cool; seeds may form on remaining flowers if deadheading stops

Allow some flowers to set seed if you wish to collect seeds for next year. Frost will kill the plant; pull up after first frost. Compost spent plants.

Companion Planting

Plan your garden →

Plant with:

Zinnias Marigolds Sunflowers Salvia Rudbeckia Celosia Verbena Dahlias Sedum Ornamental grasses

Avoid planting near:

Heavy feeders that compete for nutrients

Common Pests

Spray with water to increase humidity; use neem oil or insecticidal soap if infestation is severe. Avoid overhead watering which creates disease risk.
Spray with strong water stream or use insecticidal soap. Introduce beneficial insects like ladybugs. Neem oil is effective for severe infestations.
Use yellow sticky traps to monitor and control. Apply neem oil or insecticidal soap weekly as needed. Avoid excessive nitrogen fertilizer.
Improve air circulation by spacing plants properly. Remove affected leaves. Use fungicide spray if severe. Avoid wetting foliage when watering.

Uses

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Edible flower garnish

Culinary

Cosmos petals are edible and can be used as a decorative garnish for salads, desserts, and beverages. They add a delicate, slightly sweet flavor and elegant visual appeal to dishes. [source]

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Cut flowers and arrangements

Craft

Cosmos Sensation Mix Picotee is prized by florists and home gardeners for its long stems, abundant blooms, and distinctive picotee markings. The flowers are excellent for fresh bouquets, dried arrangements, and flower pressing. [source]

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Pollinator attraction

Wildlife

Cosmos flowers are highly attractive to bees, butterflies, and other beneficial pollinators. Growing cosmos creates a nectar and pollen source that supports pollinator populations throughout the growing season. [source]

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Garden color and texture

Household

With their feathery foliage and vibrant picotee-edged flowers, cosmos add airiness, color contrast, and seasonal interest to garden beds, borders, and containers. They fill gaps left by spring bloomers. [source]

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Traditional herbal use

Medicinal

In some traditional medicine systems, cosmos are used to make teas or tinctures for mild digestive support and general wellness. However, scientific evidence is limited; use with caution. [source]

This is not medical advice. LizPlants is not a medical resource. Always consult a qualified healthcare professional before using plants medicinally.

Harvest Tips

Cut flowers in early morning after dew dries but before heat of day for longest vase life. Cut stems at a 45-degree angle and place immediately in cool water. Cut flowers regularly (2-3 times per week) to promote continuous blooming throughout the season. Cosmos last 7-10 days in a vase. To collect seeds, allow flowers to fade and dry on the plant; collect seed pods when fully dry and brown.

Fun Facts

🌱 Cosmos were originally native to Mexico and Central America and were brought to Europe in the 18th century, becoming a favorite of seed catalogues worldwide.
🌱 The name 'cosmos' comes from the Greek word meaning 'harmony' or 'order,' referring to the perfect symmetry of the flowers.
🌱 Cosmos are famously low-maintenance and actually prefer poor to moderately fertile soil; overly rich soil produces more foliage and fewer flowers.

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