Tragopogon Species, Goat Dandelion, Western Salsify, Yellow Goat's Beard, Yellow Salsify

Tragopogondubius

Family
Asteraceae (ass-ter-AY-see-ee)
Genus
Tragopogon (tra-go-POH-gon)
Species
dubius (DOO-bee-us)
Synonym
Sun Exposure
Full Sun
Sun to Partial Shade
Foliage
Herbaceous
Smooth
Height
12-18 in. (30-45 cm)
18-24 in. (45-60 cm)
24-36 in. (60-90 cm)
Spacing
12-15 in. (30-38 cm)
Hardiness
USDA Zone 2a: to -45.5 °C (-50 °F)
USDA Zone 2b: to -42.7 °C (-45 °F)
USDA Zone 3a: to -39.9 °C (-40 °F)
USDA Zone 3b: to -37.2 °C (-35 °F)
USDA Zone 4a: to -34.4 °C (-30 °F)
USDA Zone 4b: to -31.6 °C (-25 °F)
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)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
Bloom Color
Bright Yellow
Bloom Time
Late Spring/Early Summer
Mid Summer
Other Details
Category
Perennials
Water Requirements
Drought-tolerant; suitable for xeriscaping
Foliage Color
Where to Grow
Grow outdoors year-round in hardiness zone
Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds
Bloom Size
Other details
May be a noxious weed or invasive
Soil pH requirements
5.1 to 5.5 (strongly acidic)
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
7.9 to 8.5 (alkaline)
Patent Information
Non-patented
Propagation Methods
From seed; direct sow outdoors in fall
From seed; winter sow in vented containers, coldframe or unheated greenhouse
From seed; stratify if sowing indoors
Seed Collecting
Bag seedheads to capture ripening seed
Regional

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

Prescott, Arizona

Sedona, Arizona

Denver, Colorado

Fort Collins, Colorado

Anna, Illinois

Germantown, Maryland

Oakland, Maryland

Isle, Minnesota

Dover, Ohio

Edmond, Oklahoma

Hulbert, Oklahoma

Norman, Oklahoma

Greencastle, Pennsylvania

Millersburg, Pennsylvania

Arlington, Texas

Dallas, Texas

Garland, Texas

Lorena, Texas

Midland, Texas

Salt Lake City, Utah

Clarkston, Washington

Clarkston Heights-Vineland, Washington

West Clarkston-Highland, Washington

Jackson, Wyoming

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Featured Videos

Gardener's Notes:

3
positives
1
neutral
3
negatives
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M
Fort Collins, CO | June 2014 | negative

This is a bad invasive weed. I have succeeded in killing them by cutting them off close to the ground and then putting a large rock on t...Read More

G
Prescott, AZ (Zone 7b) | October 2013 | positive

Experience positive, so far. Appeared in my yard (which I attempt to keep fairly wild) two years ago. Mostly blooms and quickly dies ba...Read More

T
Jackson, WY | June 2013 | negative

I consider this plant to be a weed. It is pretty aggressive. I admit the seed balls look kind of pretty (like giant dandelions gone to ...Read More

B
Norman, OK (Zone 7a) | November 2009 | positive

This is one of my favorite wild vegetables, and tastes one heck of a lot better than its relative salsify. Young stems/flower buds are e...Read More

O
Dallas, TX (Zone 8a) | May 2008 | positive

I like this plant. Yes, it's probably considered a "weed" by most people, but I find the "puffballs" amazing! Their like the common dande...Read More

S
Gold Hill, OR (Zone 7a) | September 2005 | negative

an invasive weed in gardens. Once started it is hard to get rid of because of the long taproot. It will grow anywhere.

M
M
Benton, KY (Zone 7a) | February 2005 | neutral

Hollow stems, branched near the base, with a few long tapered leaves and topped by a pale yellow flower head. The sap is milky.
...Read More

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