Cosmos Sulphureus Seeds | Yellow, Orange & Golden Flowers | SUMMER

Cosmos Sulphurous, also known as Cosmos sulphureus, is a stunning summer-blooming flower that adds a burst of bright orange, yellow, and golden tones to any garden. These flowers are known for their heat tolerance, easy maintenance, and long blooming period. Perfect for borders, beds, and garden edges, Cosmos Sulphurous attracts butterflies and bees, enhancing your garden’s beauty and pollination naturally.

Key Features

• Bright yellow, golden and orange flowers
• Heat-tolerant summer annual
• Long flowering period
• Fast-growing and easy to maintain
• Fine decorative foliage
• Excellent for full sun
• Suitable for pots and grow bags
• Excellent for beds and borders
• Bee and butterfly friendly
• Good drought tolerance after establishment
• Responds well to deadheading

Recommended Grow Bags

G-11 Grow Bag – 11 × 10 inch 🔗

Suitable for one strong Cosmos Sulphureus plant.

G-12 Grow Bag – 12 × 12 inch 🔗

Highly recommended where a larger root zone and better moisture stability are desired.

G-24 Grow Bag – 24 × 12 inch 🔗

Excellent for growing several plants together with proper spacing.

Recommended Soil / Potting Mix

Use:

60% Bhalu Mitti / Sandy Soil + 30% GREEN GARDENS Vermicompost 🔗 + 10% Cocopeat

The soil should be:

Loose, moderately fertile and well-draining.

Cosmos Sulphureus can also perform well in relatively lean soils.

Avoid:

• Waterlogging
• Heavy compacted soil
• Excessive nitrogen
• Overly rich growing media

Growing Instructions from Seeds

Sow seeds approximately:

0.5–0.6 cm / about ¼ inch deep

and cover lightly with fine soil.

Seeds can be sown directly in:

• Garden beds
• Pots
• Grow bags
• Nursery containers

Keep the soil:

Lightly moist until germination.

Germination

Seeds generally germinate within approximately:

7–14 days

under suitable warm conditions.

Maintain:

• Gentle moisture
• Good airflow
• Warm soil
• Good drainage

Plant Spacing

Maintain approximately:

30–45 cm / 12–18 inches between plants.

Good spacing encourages:

• Better branching
• Stronger stems
• Better airflow
• More flowers

Sunlight

Provide:

Full sun

with approximately:

6–8 hours of direct sunlight daily.

Strong sunlight encourages:

Better flowering and compact healthy growth.

Watering

Keep young plants moderately moist during establishment.

Once established:

Water when the upper soil layer begins to dry.

Cosmos Sulphureus develops useful:

Heat and drought tolerance

but flowering remains better when plants are not subjected to prolonged severe dryness.

Feeding

Use a moderate quantity of:

GREEN GARDENS Vermicompost 🔗

Avoid excessive nitrogen because it can produce:

Tall leafy growth with fewer flowers.

Flowering

Cosmos Sulphureus produces cheerful:

Yellow, golden, orange and sometimes orange-red daisy-like flowers.

Depending on genetics, plants may produce:

Single or semi-double flowers.

The species is well suited to warm conditions and can continue flowering for a long period with regular deadheading.

Deadheading

Remove faded flowers regularly to:

• Encourage new blooms
• Extend flowering
• Keep plants attractive
• Reduce unwanted seed formation

Pollinator Value

The flowers attract:

• Bees
• Butterflies
• Other beneficial flower-visiting insects

This makes Cosmos Sulphureus excellent for:

Pollinator-friendly summer gardens.

Summer Care

During Lahore's summer:

• Provide full sun
• Water when required
• Maintain excellent drainage
• Deadhead regularly
• Avoid excessive fertiliser
• Check container moisture during extreme heat

Established plants tolerate:

Warm and relatively dry conditions well.

Important Botanical Note

The correct botanical name is:

Cosmos sulphureus

The word:

“Sulphurous”

sometimes appears in commercial listings, but it is not the correct botanical species name.

For GREEN GARDENS, the recommended updated product name is:

Cosmos Sulphureus Seeds.

Honest Flower Colour Note

Expected flower colours include:

Yellow, Golden, Orange and Orange-Red shades.

Individual seed-grown plants may naturally vary in:

• Flower shade
• Flower form
• Plant height
• Branching
• Flowering time

Exact colour proportions cannot be guaranteed.

Related Products

G-11 Grow Bag – 11 × 10 inch 🔗

G-12 Grow Bag – 12 × 12 inch 🔗

G-24 Grow Bag – 24 × 12 inch 🔗

GREEN GARDENS Vermicompost 🔗