Trachymene Species, Blue Lace Flower, Rottnest Island Daisy

Trachymene coerulea

Family
Apiaceae (ay-pee-AY-see-ee)
Genus
Trachymene (tray-ki-MEE-nee)
Species
coerulea (ko-er-OO-lee-uh)
Synonym
Didiscus caeruleus
Didiscus coeruleus
Trachymene caerulea
Sun Exposure
Sun to Partial Shade
Height
12-18 in. (30-45 cm)
Spacing
9-12 in. (22-30 cm)
Hardiness
Not Applicable
Bloom Color
Blue-Violet
Bloom Time
Blooms repeatedly
Other Details
Category
Annuals
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Blue-Green
Where to Grow
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
Patent Information
Propagation Methods
From seed; direct sow outdoors in fall
From seed; sow indoors before last frost
Self-sows freely; deadhead if you do not want volunteer seedlings next season
Seed Collecting
Collect seedhead/pod when flowers fade; allow to dry
Properly cleaned, seed can be successfully stored
Regional

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

Ward, Arkansas

New Canaan, Connecticut

Barbourville, Kentucky

Ewing, Kentucky

Louisville, Kentucky

Omaha, Nebraska

Berea, Ohio

Memphis, Tennessee

Aledo, Texas

Kalama, Washington

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Gardener's Notes:

3
positives
1
neutral
0
negative
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J
Ward, AR (Zone 7b) | July 2018 | positive

Yes I want this! I also have seeds and plants too. I live in zone [email protected]

S
Memphis, TN (Zone 7b) | November 2006 | positive

I grow a cut flower crop, and trachymene does great here in Memphis (7b) in the spring. Last year, I planted it out in early March and ha...Read More

N
| May 2002 | positive

In a 6a garden the didiscus self seeds. I have found over the last three years that they will continually rebloom if spent blooms are rem...Read More

E
Toadsuck, TX (Zone 7a) | August 2001 | neutral

This is one of the most delicate and pretty of all half-hardy annuals. The delicate flowers are a blue version of the wildflower, Queen ...Read More

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