Centaurea, Bachelor's Button, Cornflower 'Jubilee Gem'

Centaureacyanus var. nana

Family
Asteraceae (ass-ter-AY-see-ee)
Genus
Centaurea (sen-TAR-ee-uh)
Synonym
Sun Exposure
Full Sun
Foliage
Herbaceous
Succulent
Height
6-12 in. (15-30 cm)
Spacing
9-12 in. (22-30 cm)
Hardiness
Not Applicable
Danger
Pollen may cause allergic reaction
Bloom Color
Dark Blue
Bloom Time
Mid Summer
Late Summer/Early Fall
Mid Fall
Other Details
Category
Annuals
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Bronze
Where to Grow
Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds
Bloom Size
Other details
Soil pH requirements
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
Patent Information
Propagation Methods
From seed; direct sow outdoors in fall
From seed; sow indoors before last frost
From seed; direct sow after last frost
Self-sows freely; deadhead if you do not want volunteer seedlings next season
Seed Collecting
Allow seedheads to dry on plants; remove and collect seeds
Properly cleaned, seed can be successfully stored
Regional

This plant is said to grow outdoors in the following regions:

Seward, Alaska

Cincinnati, Ohio

Oklahoma City, Oklahoma

Herndon, Virginia

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Gardener's Notes:

1
positive
0
neutral
0
negative
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GTA, ON (Zone 4b) | July 2022 | positive

This is an absolute stunner of a flower. It’s vigorous and easy to grow from seed, but each individual plant is compact so it fits nice...Read More

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