- Botanical name: Centaurea montana 'Grandiflora'
- Common name: Mountain cornflower
- Family: Asteraceae
- Plant Type: Perennial
Blue
Green
- Key features:
- Attractive to wildlife
- Flowers
Centaurea montana is a variable but attractive plant native to the mountain meadows and woodlands of continental Europe. It typically has grey-green, lance-shaped leaves and large, deep blue or violet flowers in early summer. It grows best in a moisture-retentive soil in sun or partial shade.
Centaurea montana ‘Grandiflora’ is an easy-to-grow, clump forming perennial with elongated, mid-green leaves that perfectly complement summer flowers. The blooms are large and violet-blue. Grow in drifts in informal borders, or in groups of three or five in a sunny border. ‘Grandiflora’ is also suitable for raising in pots.
For best results grow Centaurea montana ‘Grandiflora’ in a sunny border in moist soil. Remove faded summer flowers to encourage a second flush in autumn.
How to grow Centaurea 'Grandiflora'
-
Plant size
45cm height
60cm spread
-
Aspect
South facing, west facing
-
Position in border
Front, middle
- Sun exposure: Full sun, dappled shade
- Hardiness: Hardy
- Soil type: Well drained / light / sandy / clay / heavy / moist / chalky / alkaline
Plant calendar
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Plant | ||||||||||||
| Plant |
J
Do not Plant in January |
F
Do not Plant in February |
M
Do not Plant in March |
A
Do Plant in April |
M
Do Plant in May |
J
Do Plant in June |
J
Do not Plant in July |
A
Do not Plant in August |
S
Do not Plant in September |
O
Do not Plant in October |
N
Do not Plant in November |
D
Do not Plant in December |
| Flowers | ||||||||||||
| Flowers |
J
Plant does not flower in January |
F
Plant does not flower in February |
M
Plant does not flower in March |
A
Plant does not flower in April |
M
Plant does not flower in May |
J
Plant does flower in June |
J
Plant does flower in July |
A
Plant does not flower in August |
S
Plant does not flower in September |
O
Plant does not flower in October |
N
Plant does not flower in November |
D
Plant does not flower in December |
| Divide | ||||||||||||
| Divide |
J
Do not Divide in January |
F
Do not Divide in February |
M
Do Divide in March |
A
Do Divide in April |
M
Do not Divide in May |
J
Do not Divide in June |
J
Do not Divide in July |
A
Do not Divide in August |
S
Do not Divide in September |
O
Do not Divide in October |
N
Do not Divide in November |
D
Do not Divide in December |
| Prune | ||||||||||||
| Prune |
J
Do not Prune in January |
F
Do not Prune in February |
M
Do not Prune in March |
A
Do not Prune in April |
M
Do not Prune in May |
J
Do not Prune in June |
J
Do not Prune in July |
A
Do not Prune in August |
S
Do Prune in September |
O
Do Prune in October |
N
Do Prune in November |
D
Do not Prune in December |
Centaurea 'Grandiflora' and wildlife
Centaurea 'Grandiflora' is known for attracting bees and other pollinators. It nectar-pollen-rich-flowers.
Attractive to Bees
Does not attract Beneficial insects
Does not attract Birds
Does not attract Butterflies/Moths
Attractive to Other pollinators
Is Centaurea 'Grandiflora' poisonous?
Centaurea 'Grandiflora' has no toxic effects reported.
No reported toxicity to Birds
No reported toxicity to Cats
No reported toxicity to Dogs
No reported toxicity to Horses
No reported toxicity to Livestock
No reported toxicity to People
Plants that go well with Centaurea 'Grandiflora'
