Dwarf Horsetail, Dwarf Scouring Rush, Sedge Horsetail

Equisetumscirpoides

Genus
Equisetum (ek-wis-SEE-tum)
Species
scirpoides (skir-POI-deez)
Synonym
Hippochaete scirpoides
Sun Exposure
Full Sun
Foliage
Grown for foliage
Evergreen
Smooth
Height
6-12 in. (15-30 cm)
Spacing
3-6 in. (7-15 cm)
Hardiness
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)
USDA Zone 10a: to -1.1 °C (30 °F)
USDA Zone 10b: to 1.7 °C (35 °F)
USDA Zone 11: above 4.5 °C (40 °F)
Danger
Parts of plant are poisonous if ingested
Bloom Color
Inconspicuous/none
Bloom Time
N/A
Other Details
Category
Perennials
Ponds and Aquatics
Water Requirements
Requires consistently moist soil; do not let dry out between waterings
Very high moisture needs; suitable for bogs and water gardens
Foliage Color
Where to Grow
Bloom Characteristics
Bloom Size
Other details
May be a noxious weed or invasive
Soil pH requirements
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
Patent Information
Non-patented
Propagation Methods
By dividing the rootball
Seed Collecting
N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed
Regional

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

San Jose, California

Oldsmar, Florida

Venus, Florida

Cherry Valley, Illinois

Winnetka, Illinois

Grand Haven, Michigan

Byhalia, Mississippi

Lincoln, Nebraska

Charlotte, North Carolina

Arlington, Tennessee

Fort Worth, Texas

Seattle, Washington

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Gardener's Notes:

0
positive
1
neutral
1
negative
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P
Winnetka, IL | April 2009 | negative

NEVER plant this outside of a non-draining container. I made the mistake of planting a few, and had to rip out an entire bed to try to g...Read More

C
El Sobrante, CA (Zone 9b) | March 2007 | neutral

Native to Canada, and the northern USA (Alaska, Connecticut, Idaho, Iowa, Illinois, Massachusetts, Maine, Michigan, Minnesota, Montana, N...Read More

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