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PlantFiles: Milkweed, Spurge
Euphorbia 'Excalibur'

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Family: Euphorbiaceae (yoo-for-bee-AY-see-ee) (Info)
Genus: Euphorbia (yoo-FOR-bee-uh) (Info)
Cultivar: Excalibur
Additional cultivar information: (aka Froeup)

2 members have or want this plant for trade.

Category:
Perennials

Height:
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:
Full Sun

Danger:
Handling plant may cause skin irritation or allergic reaction

Bloom Color:
Bright Yellow

Bloom Time:
Late Spring/Early Summer
Mid Summer
Late Summer/Early Fall

Foliage:
Herbaceous

Other details:
This plant is resistant to deer
Provides winter interest

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:
Non-patented

Propagation Methods:
Unknown - Tell us

Seed Collecting:
Unknown - Tell us

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to view:

By Happenstance
Thumbnail #1 of Euphorbia  by Happenstance

By Happenstance
Thumbnail #2 of Euphorbia  by Happenstance

By begoniacrazii
Thumbnail #3 of Euphorbia  by begoniacrazii

By begoniacrazii
Thumbnail #4 of Euphorbia  by begoniacrazii

By begoniacrazii
Thumbnail #5 of Euphorbia  by begoniacrazii

By begoniacrazii
Thumbnail #6 of Euphorbia  by begoniacrazii

By growin
Thumbnail #7 of Euphorbia  by growin

Profile:

1 positive
No neutrals
No negatives

Gardeners' Notes:

RatingAuthorContent
Positive Happenstance On Sep 3, 2003, Happenstance from Northern California, CA wrote:

Registered name is 'Froeup', also marketed as 'Excalibur'

Like all Euphorbia HANDLE WITH CARE, the latex/sap is dangerous and can cause skin rash, itching and general discomfort.

Regional...

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

Calistoga, California
Clayton, California
Knights Landing, California
Elizabeth City, North Carolina
Salt Lake City, Utah
Seattle, Washington



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