Kniphofia Species, Red Hot Poker, Torch Lily, Tritoma

Kniphofianorthiae

Family
Asphodelaceae (as-foh-del-AY-see-ee)
Genus
Kniphofia (nip-HOFF-ee-uh)
Synonym
Tritoma northiae
Sun Exposure
Full Sun
Foliage
Evergreen
Herbaceous
Height
4-6 ft. (1.2-1.8 m)
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
Orange
Pale Yellow
Bloom Time
Other Details
Category
Perennials
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Blue-Green
Where to Grow
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
Patent Information
Non-patented
Propagation Methods
Seed Collecting
Regional

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

Tuscaloosa, Alabama

Wetumpka, Alabama

Auburn, California

Huntington Beach, California

Richmond, California

Wethersfield, Connecticut

Moreland, Georgia

Bloomfield, Iowa

Florissant, Missouri

O Fallon, Missouri

Fayetteville, New York

Hendersonville, North Carolina

Cleveland, Ohio

Portland, Oregon

Denver, Pennsylvania

Hopewell, Pennsylvania

Mc Keesport, Pennsylvania

Effingham, South Carolina

Lenoir City, Tennessee

Woodlawn, Tennessee

Springdale, Utah

Falling Waters, West Virginia

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Gardener's Notes:

4
positives
0
neutral
0
negative
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P
(Zone 7b) | May 2020 | positive

Took 3 years from seed. The force of the flowering stalk emerging is impressive, even though it doesn't last very long. The plant also h...Read More

E
Wethersfield, CT | June 2015 | positive

Alive and well in zone 5!

M
Choudrant, LA | June 2014 | positive

I live in Northern Louisiana. I discovered this bloom in a flower bed that is full of other bulbs. Have no idea where it came from unle...Read More

A
A
WOODLAWN, TN | October 2011 | positive

These get huge rather quickly when sited properly. the spikes in the spring are fabulous accent points but the blooms sadly last only abo...Read More

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