Nassella Species, Serrated Tussock Grass

Nassellatrichotoma

Family
Poaceae (poh-AY-see-ee)
Genus
Nassella (NAY-sell-uh)
Species
trichotoma (try-KOH-toh-muh)
Synonym
Stipa trichotoma
Sun Exposure
Sun to Partial Shade
Foliage
Grown for foliage
Herbaceous
Height
24-36 in. (60-90 cm)
36-48 in. (90-120 cm)
Hardiness
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)
Bloom Color
Maroon/Burgundy
Bloom Time
Mid Fall
Late Fall/Early Winter
Other Details
Category
Ornamental Grasses and Bamboo
Perennials
Water Requirements
Drought-tolerant; suitable for xeriscaping
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Bloom Characteristics
Bloom Size
Other details
May be a noxious weed or invasive
Soil pH requirements
Patent Information
Propagation Methods
Self-sows freely; deadhead if you do not want volunteer seedlings next season
Seed Collecting
Regional

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Gardener's Notes:

0
positive
0
neutral
3
negatives
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F
Josephine, Arlington, TX (Zone 8a) | December 2006 | negative

Serrated Tussock Grass Nassella trichotoma is naturalized in Texas and other States and is considered an invasive noxious plant in Texas.

C
C
Woodland Park, CO (Zone 4b) | November 2004 | negative

U.S. FEDERALLY LISTED NOXIOUS WEED.
Not allowed for import to the US and not allowed in any interstate or intrastate transportati...Read More

C
Pocola, OK (Zone 7a) | November 2004 | negative

This plant is listed with the USDA website as a noxious weed in several states.

Alabama:
serrated tusso...Read More

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