Bidens Species, Bearded Beggarticks, Bur Marigold, Swamp Marigold, Western Tickseed

Bidensaristosa

Family
Asteraceae (ass-ter-AY-see-ee)
Genus
Bidens (BY-denz)
Species
aristosa (a-ris-TOE-suh)
Synonym
Coreopsis aristosa
Sun Exposure
Full Sun
Foliage
Herbaceous
Height
36-48 in. (90-120 cm)
4-6 ft. (1.2-1.8 m)
Spacing
15-18 in. (38-45 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)
Danger
N/A
Bloom Color
Bright Yellow
Bloom Time
Mid Summer
Late Summer/Early Fall
Other Details
Category
Annuals
Biennials
Perennials
Water Requirements
Average Water Needs; Water regularly; do not overwater
Requires consistently moist soil; do not let dry out between waterings
Foliage Color
Where to Grow
Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds
Bloom Size
Other details
Soil pH requirements
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)
Patent Information
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
From seed; sow indoors before last frost
From seed; direct sow after last frost
Self-sows freely; deadhead if you do not want volunteer seedlings next season
Seed Collecting
Allow seedheads to dry on plants; remove and collect seeds
Regional

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

Hinsdale, Illinois

Benton, Kentucky

Brookeville, Maryland

Valley Lee, Maryland

Marietta, Mississippi

Williamsburg, Ohio

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Featured Videos

Gardener's Notes:

1
positive
3
neutrals
0
negative
Sort By:
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F
Josephine, Arlington, TX (Zone 8a) | January 2007 | neutral

Tickseed Sunflower, Bur Marigold, Swamp Beggarticks, Bearded Beggarticks Bidens aristosa is Native to Texas and other States.

R
Walkerton, VA (Zone 7a) | February 2006 | neutral

They are known around here as Beggar's Lice, and they are as commaon as pig tracks. My wife loves them as cut flowers. My Airedale Terrie...Read More

M
M
Benton, KY (Zone 7a) | January 2005 | positive

One of the most attractive and cheerful sights along the roadways and fencerows each fall. These sunny yellow blooms clump in great waves...Read More

L
Grove City, OH (Zone 6a) | January 2003 | neutral

This may be a very appreciated wildflower to grow in a meadow. Thoreau said of it "It is a splendid yellow...Full of the sun." Birds an...Read More

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