-
Semences biologiques{ $store.xMobileNav.close() }, 0)" >
-
Boîtes à semer{ $store.xMobileNav.close() }, 0)" >
-
Légumes & Fruits{ $store.xMobileNav.close() }, 0)" >
- Arroche
- Artichaut
- Aubergine
- Bette à carde
- Betterave
- Brocoli
- Carotte
- Céleri
- Céleri-rave
- Cerise de terre
- Chicorée
- Chou
- Citrouille
- Concombre
- Courge
- Courgette
- Cresson
- Échalotte
- Épinard
- Fenouil
- Fraisier
- Haricot
- Laitue
- Mâche
- Maïs
- Melon
- Mesclun
- Morelle
- Moutarde
- Navet
- Oignon
- Okra
- Ortie
- Oseille
- Panais
- Piment
- Plantain
- Poireau
- Pois
- Poivron
- Pourpier
- Rabiole
- Radis
- Rapini
- Rhubarbe
- Roquette
- Rutabaga
- Scorsonère
- Silène
- Soja
- Souchet
- Tamarillo
- Tomate
- Tomatillo
-
Fines herbes
-
Fleurs{ $store.xMobileNav.close() }, 0)" >
- Achillée
- Amarante
- Ancolie
- Arnica
- Asclépiade
- Avoine
- Bétoine
- Bourrache
- Buplèvre
- Camomille
- Campanule
- Capucine
- Cataire
- Célosie
- Centaurée
- Cerinthe
- Chrysanthème
- Cléome
- Coréopsis
- Cosmos
- Daucus
- Échinacée
- Gaillarde
- Gomphrena
- Héliopsis
- Hibiscus
- Hysope
- Immortelle
- Lavande
- Lupin
- Malope
- Mauve
- Millepertuis
- Molène
- Monarde
- Muflier
- Myosotis
- Nicotine
- Oeillet
- Panicaut
- Pastel
- Pavot
- Pensée
- Phacélie
- Pissenlit
- Reine-marguerite
- Rudbeckie
- Souci
- Tithonia
- Tournesol
- Verveine
- Zinnia
-
Germinations & Micropousses{ $store.xMobileNav.close() }, 0)" >
-
Engrais verts, Couvre-sol & Arbustes{ $store.xMobileNav.close() }, 0)" >
-
Bulbes, rhizomes & tubercules{ $store.xMobileNav.close() }, 0)" >
Sols vivants et terreaux{ $store.xMobileNav.close() }, 0)" >Accessoires et outils{ $store.xMobileNav.close() }, 0)" >Produits de la forêt{ $store.xMobileNav.close() }, 0)" > -
- Log in
Jardins de l'écoumène
Large-headed Centaury - Organic
(0)
$4.49
Unit price / perNative to the mountainous regions of Western Asia , this spectacular perennial captivates with its large, golden-yellow flowers , resembling small, ruffled suns , borne on sturdy, upright stems that can reach 1 meter in height. Its bushy habit and finely cut green foliage add structure and contrast to flowerbeds.
The large-headed cornflower blooms from June to August , attracting a multitude of pollinators such as bees, bumblebees, and butterflies . Its abundant flowering brightens the beginning of summer. Drought-tolerant once established, it requires little maintenance and is perfectly suited to mixed borders , perennial gardens , or as a luminous focal point in a floral arrangement. Its longevity and hardiness make it a long-lasting , eco-friendly, and ornamental ally .
Le livre écrit par Jean-François
Le Guide des semis: secrets de semencier
Il est enfin disponible 🌱
Le guide essentiel des semis
pour les jardiniers d’ici par Jean-François Lévêque, cofondateur des Jardins de l'écoumène.
🫘Plus de 230 variétés écoumène présentées.
Tu veux bien démarrer ton jardin?
On a une surprise pour les amoureux de semis! 🌱
Astéracées • Centaurea macrocephala
Large-headed Centaury - Organic
"When light takes root, it blossoms into golden pom-poms and silently welcomes winged life."
$4.49
Unit price / perBe the first to know when the product is available.
Native to the mountainous regions of Western Asia , this spectacular perennial captivates with its large, golden-yellow flowers , resembling small, ruffled suns , borne on sturdy, upright stems that can reach 1 meter in height. Its bushy habit and finely cut green foliage add structure and contrast to flowerbeds.
The large-headed cornflower blooms from June to August , attracting a multitude of pollinators such as bees, bumblebees, and butterflies . Its abundant flowering brightens the beginning of summer. Drought-tolerant once established, it requires little maintenance and is perfectly suited to mixed borders , perennial gardens , or as a luminous focal point in a floral arrangement. Its longevity and hardiness make it a long-lasting , eco-friendly, and ornamental ally .
- Growing climate: Temperate climate
- Sowing difficulty level: Medium
- Care required: Occasional
Note: Tolerates drought and poor soils well.
This cornflower is not cultivated for culinary use, but it finds its place in biodiversity gardens and ecological flower borders.
écoumene seeding advice
Seeding type
Indoor and outdoor seeding
Germination time
7-20 days
Germination temperature
13° to 18° Celsius
Sowing depth
Sowing at a depth of 5 mm
Transplantation
Easy transplantation
Technical
Seeding in clusters
Growing conditions
Hardiness zone
Zone-3b
Distance between plants
40 cm
Distance between rows
30 cm
Optimal brightness
Sun plant
Soil fertility
Plant not very demanding in bacteria-dominant compost
Average plant height
100 cm
Get even more advice with MAé
Subscribe to the newsletter and garden with confidence.
FREE SEEDLING CALENDARS
Receive the écoumene sowing calendars.
Clear guidelines to sow at the right time, according to your reality.
Included: a simple guide to learn how to use them.
Seeds from here for gardens from here, selected for the Quebec climate and soil life.
Seeds, living soils and gardening support to help your garden projects grow.
Contact us
2855 Écoumène Road, Saint-Damien, Quebec J0K 2E0
Phone
450-835-1149Opening hours of the garden center
Monday to Saturday from 9am to 5pm. Closed on Sundays.
2855 Écoumène Road, Saint-Damien, Quebec J0K 2E0
Phone
450-835-1149Opening hours of the garden center
Monday to Saturday from 9am to 5pm. Closed on Sundays.
© 2026,
Jardins de l'écoumène.