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PlantFiles: Vegetable Oyster Plant, Salsify, Wild Quinine
Tragopogon porrifolius 'Mammoth Sandwich Island'

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Family: Asteraceae (ass-ter-AY-see-ee) (Info)
Genus: Tragopogon (tra-go-POH-gon) (Info)
Species: porrifolius (po-ree-FOH-lee-us) (Info)
Cultivar: Mammoth Sandwich Island

One vendor has this plant for sale.

3 members have or want this plant for trade.

Category:
Vegetables

Height:
24-36 in. (60-90 cm)

Spacing:
12-15 in. (30-38 cm)

Hardiness:
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)
USDA Zone 9a: to -6.6 C (20 F)
USDA Zone 9b: to -3.8 C (25 F)
USDA Zone 10a: to -1.1 C (30 F)
USDA Zone 10b: to 1.7 C (35 F)

Sun Exposure:
Sun to Partial Shade

Danger:
N/A

Bloom Color:
Violet/Lavender
Purple

Bloom Time:
Unknown - Tell us

Foliage:
Grown for foliage

Other details:
Average Water Needs; Water regularly; do not overwater

Soil pH requirements:
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)

Patent Information:
Non-patented

Propagation Methods:
From seed; direct sow after last frost

Seed Collecting:
Seed does not store well; sow as soon as possible

Profile:

No positives
1 neutral
No negatives

Gardeners' Notes:

RatingAuthorContent
Neutral Farmerdill On Dec 10, 2005, Farmerdill from Augusta, GA (Zone 8a) wrote:

This is the most popular cultivar of salsify in the USA and widely available. It grew reasonably well in Virginia but has difficulties with the Georgia heat. Delicious in a mock oyster stew.

Regional...

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

Brodhead, Kentucky
Wayne, New Jersey
Fort Worth, Texas
Troy, Virginia



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