Photo by Melody

PlantFiles: Greater Celandine, Swallow Wort
Chelidonium majus var. laciniatum

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Family: Papaveraceae (pa-pav-er-AY-see-ee) (Info)
Genus: Chelidonium (kel-ee-DON-ee-um) (Info)
Species: majus var. laciniatum

2 members have or want this plant for trade.

Category:
Herbs
Perennials

Height:
12-18 in. (30-45 cm)
18-24 in. (45-60 cm)
24-36 in. (60-90 cm)

Spacing:
18-24 in. (45-60 cm)

Hardiness:
USDA Zone 5a: to -28.8 C (-20 F)
USDA Zone 5b: to -26.1 C (-15 F)
USDA Zone 6a: to -23.3 C (-10 F)
USDA Zone 6b: to -20.5 C (-5 F)
USDA Zone 7a: to -17.7 C (0 F)
USDA Zone 7b: to -14.9 C (5 F)
USDA Zone 8a: to -12.2 C (10 F)
USDA Zone 8b: to -9.4 C (15 F)

Sun Exposure:
Light Shade
Partial to Full Shade
Full Shade

Danger:
Unknown - Tell us

Bloom Color:
Bright Yellow

Bloom Time:
Late Spring/Early Summer

Foliage:
Herbaceous

Other details:
Self-sows freely; deadhead if you do not want volunteer seedlings next season
This plant is resistant to deer

Soil pH requirements:
Unknown - Tell us

Patent Information:
Non-patented

Propagation Methods:
Unknown - Tell us

Seed Collecting:
Unknown - Tell us

Click thumbnail
to view:

By mgarr
Thumbnail #1 of Chelidonium majus var. laciniatum by mgarr

Profile:

No positives
1 neutral
No negatives

Gardeners' Notes:

RatingAuthorContent
Neutral MotherNature4 On Aug 18, 2009, MotherNature4 from Bartow, FL (Zone 9a) wrote:

This short lived perennial is native to Europe and western Asia. It was brought to this country by early settlers, and has naturalized over a large area.

It is said to have many medicinal qualities in folk medicine.

It is monotypicthe only species in its genus.

It was named after Swallows because it is said that it starts blooming when the swallows return in spring and stops blooming when they leave in the autumn.

Regional...

This plant has been said to grow in the following regions:

Chicago, Illinois
Imperial, Nebraska
Saranac Lake, New York
Laflin, Pennsylvania



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