Tuber Oat Grass, Bulbous Oat Grass

Arrhenatherumelatius var. bulbosum

Family
Poaceae (poh-AY-see-ee)
Genus
Arrhenatherum (ah-ren-AH-ther-um)
Synonym
Arrhenatherum elatius subsp. bulbosum
Arrhenatherum elatius var. tuberosum
Sun Exposure
Full Sun
Sun to Partial Shade
Light Shade
Foliage
Grown for foliage
Good Fall Color
Height
6-12 in. (15-30 cm)
12-18 in. (30-45 cm)
Spacing
9-12 in. (22-30 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)
Bloom Color
White/Near White
Bloom Time
Late Spring/Early Summer
Mid Summer
Late Summer/Early Fall
Other Details
Category
Ornamental Grasses and Bamboo
Perennials
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
Patent Information
Propagation Methods
Seed Collecting
Regional

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

Allentown, Pennsylvania

Featured Videos

Gardener's Notes:

1
positive
0
neutral
0
negative
Sort By:
Sort By:
W
Allentown, PA | October 2010 | positive

In southeastern PA I found this plant on our property when we moved here in 1990. After 20 years it is still going, having been moved at...Read More

Featured
Red-Banded Hairstreak
(Calycopis cecrops)
White-plumed Honeyeater
(Lichenostomus penicillatus)
Featured
Red-Banded Hairstreak
(Calycopis cecrops)
White-plumed Honeyeater
(Lichenostomus penicillatus)