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Jerusalem Sage

Phlomis fruticosa

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Jerusalem Sage (Phlomis fruticosa) at Roger's Gardens

Jerusalem Sage flowers

Jerusalem Sage flowers

(Photo courtesy of NetPS Plant Finder)

Jerusalem Sage (Phlomis fruticosa) at Roger's Gardens

Jerusalem Sage in bloom

Jerusalem Sage in bloom

(Photo courtesy of NetPS Plant Finder)

Plant Height:  3 feet

Flower Height:  4 feet

Spread:  3 feet

Sunlight:  full sun 

Hardiness Zone:  6b


An interesting clump forming perennial with dense whorls of bright yellow flowers that rise tall on the stems; silvery gray-green woolly leaves are interesting all season; woody and evergreen in zone 8 to 9, but restarts from the ground in colder climates

Ornamental Features

Jerusalem Sage features bold spikes of yellow hooded flowers rising above the foliage from late spring to early summer. The flowers are excellent for cutting. Its serrated narrow leaves remain grayish green in color throughout the year.

Landscape Attributes

Jerusalem Sage is an herbaceous evergreen perennial with an upright spreading habit of growth. Its medium texture blends into the garden, but can always be balanced by a couple of finer or coarser plants for an effective composition.

This is a relatively low maintenance plant, and is best cut back to the ground in late winter before active growth resumes. Deer don't particularly care for this plant and will usually leave it alone in favor of tastier treats. It has no significant negative characteristics.

Jerusalem Sage is recommended for the following landscape applications;

  • Mass Planting
  • General Garden Use

Planting & Growing

Jerusalem Sage will grow to be about 3 feet tall at maturity extending to 4 feet tall with the flowers, with a spread of 3 feet. It grows at a medium rate, and under ideal conditions can be expected to live for approximately 10 years. As an evegreen perennial, this plant will typically keep its form and foliage year-round.

This plant should only be grown in full sunlight. It prefers dry to average moisture levels with very well-drained soil, and will often die in standing water. It is not particular as to soil type or pH. It is somewhat tolerant of urban pollution. This species is not originally from North America.

Hardiness Zone Plant Height Minimum Sunlight
Massing  Garden 
Ornamental Features