Astéracées • Helianthus annuus

Mixed Ornamental Sunflower - Organic

"A firework display of suns in the heart of the living garden."

$4.49

Number of seeds

Native to the Great Plains of North America, the sunflower ( Helianthus annuus ) has long been a staple food for people and a companion plant in the fields. In its ornamental mixed variety, the sunflower comes in a mosaic of heights, shapes, and colors ranging from bright yellow to coppery tones, sometimes brick red or soft lemon.

Sown in fertile soil, this mix creates a veritable living tableau throughout the summer. The taller plants stand guard over the vegetable garden, while the more compact varieties weave their way into flowerbeds or along the edge of a quiet corner. The abundant centers of their flower heads attract bees, bumblebees, and other winged visitors, contributing to a harmonious garden rich in biodiversity.

Easy to grow where the season is warm enough, this mixed ornamental sunflower is a reliable plant: an age-old practice of sowing in spring, some careful care at the start, and the reward of a generous flowering that accompanies the cycle of seasons until the first frosts.

  • Growing climate: Warm season
  • Sowing difficulty level: Easy
  • Care required: Occasional
  • Growth: Summer growth

Note: Sensitive to late frosts and strong winds; prefers sunny and well-drained locations.

Mixed ornamental sunflowers are chosen primarily for the beauty of their blooms.
In the garden, the tall, dry stems are sometimes used as small, temporary supports or as elements of lightweight structures in a natural vegetable garden. Traditionally, sunflowers are grown alongside corn and squash in some North American agricultural systems, contributing to the creation of a diverse food system.

In decoration, cut flowers, whole or mixed with other annual species, make up luminous bouquets. Dried heads, with or without seeds, can also be used in autumn arrangements.

Mixed Ornamental Sunflower - Organic

$4.49

$4.49

écoumene seeding advice

Seeding type

Indoor and outdoor seeding

Germination time

5-12 jours

Germination temperature

21° to 27° Celsius

Sowing depth

Sow seeds 2-3 cm deep

Transplantation

Difficult Transplantation

Technical

Row sowing

Growing conditions

Number of days to maturity

Harvest at ± 70 days

Hardiness zone

Zone-3b

Distance between plants

40 cm

Distance between rows

60 cm

Optimal brightness

Sun plant

Soil texture

Loose (silty) soil

Soil moisture

Cool, well-drained soil

Soil fertility

Plant very demanding in bacteria-dominant compost

optimal soil pH

acidic pH

Average plant height

250 cm

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