Phlomoides Species, Tuberous Jerusalem Sage

Phlomoidestuberosa

Family
Lamiaceae (lay-mee-AY-see-ee)
Species
tuberosa (too-ber-OH-suh)
Synonym
Phlomis tuberosa
Sun Exposure
Full Sun
Foliage
Herbaceous
Height
4-6 ft. (1.2-1.8 m)
Spacing
36-48 in. (90-120 cm)
Hardiness
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)
Bloom Color
Lavender
Medium Purple
Bloom Time
Mid Summer
Late Summer/Early Fall
Other Details
Category
Perennials
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds
Bloom Size
Other details
Soil pH requirements
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
Patent Information
Non-patented
Propagation Methods
By dividing rhizomes, tubers, corms or bulbs (including offsets)
From seed; direct sow outdoors in fall
Seed Collecting
Bag seedheads to capture ripening seed
Allow seedheads to dry on plants; remove and collect seeds
Regional

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

San Leandro, California

Boise, Idaho

Cherry Valley, Illinois

Elizabeth City, North Carolina

Wilkes Barre, Pennsylvania

Norfolk, Virginia

Kalama, Washington

Wild Rose, Wisconsin

show all

Featured Videos

Gardener's Notes:

1
positive
1
neutral
0
negative
Sort By:
Sort By:
J
J
Joy
Kalama, WA (Zone 8b) | October 2006 | positive

Gorgeous plant. Grew this from seed and it took 4 years before it bloomed the first time. Has only bloomed every other year in my garden ...Read More

C
Santa Ana, CA (Zone 9b) | March 2004 | neutral

JUST A WARNING:
Mine died to the ground (its first year: USDA 9b/10a, Sunset 23) and on returning the SLUGS almost defoliated it ...Read More

Featured
St. Andrew's Cross Spider
(Argiope keyserlingii)
Black-tailed Nativehen
(Tribonyx ventralis)
Featured
St. Andrew's Cross Spider
(Argiope keyserlingii)
Black-tailed Nativehen
(Tribonyx ventralis)