perennial

Long-leaved Jerusalem Sage

Phlomis longifolia

Not currently listed at our partner nurseries.

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Essentials

At a Glance

Plant Type

Perennial

Height

30 inches

Width

36 inches

Light

Full Sun, Partial Sun

Zones

7, 8, 9

Water

Low

Humidity

Average

Lifespan

Perennial

Native To

Mediterranean region

Toxicity

Non-toxic

The Story

Plant Bio

Phlomis longifolia is a perennial shrub characterized by its upright growth habit, lance-shaped leaves, and distinctive whorls of tubular yellow flowers that bloom in dense clusters during summer. This species is valued for its drought tolerance and ability to attract pollinators like bees and butterflies, making it a resilient choice for low-maintenance gardens.

Bloom Period:

EarlyLate

Uses & Benefits:

Provides striking architectural form with spiky foliage and bright blooms, enhancing visual interest.

Drought-tolerant and low-maintenance, ideal for water-wise gardens.

Supports pollinators and beneficial insects, contributing to biodiversity.

Marketplace

Where to Buy

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Planting

How to Grow

Tuck seeds or cuttings into well-draining soil in early spring.
Water regularly until established, then reduce watering.
Place in full sun for optimal flowering.
Fertilize lightly in spring with balanced fertilizer.
Prune after flowering to maintain shape and encourage new growth.
Mulch around base to retain moisture and suppress weeds.

Pro Tip

Ensure excellent drainage to prevent root rot and promote healthy growth.

Keep It Thriving

Care Guide

Do

Water deeply during dry periods 🌱
Prune after flowering to maintain shape
Apply balanced fertilizer in spring
Mulch to conserve moisture

Don't

Overwater, avoid soggy soil ❌
Do not prune in late fall or winter ❌
Avoid heavy fertilization late in the season ❌
Don’t ignore pest signs early ❌

Seasonal Care Calendar

Task	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Deadhead
Divide
Harvest
Mulch
Plant
Prune

Watch Out For

Pests & Diseases

Common Pests

Common Diseases

In the Garden

Landscape Uses & Companions

Landscape Uses

Aromatic herb borderDrought-tolerant garden bed

Companion Plants

Lavender Salvia Yarrow Russian sage Ornamental grasses

Multiply

Propagation Methods

Good to Know

Common Questions

Long-leaved Jerusalem Sage questions

What zones can Long-leaved Jerusalem Sage grow in?

Long-leaved Jerusalem Sage is hardy in USDA Zones 7–10. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.

Is Long-leaved Jerusalem Sage deer resistant?

Yes — Long-leaved Jerusalem Sage is rated deer-resistant. Deer typically pass it over, though extreme hunger can override any plant's defenses.

When does Long-leaved Jerusalem Sage bloom?

Long-leaved Jerusalem Sage typically blooms in summer through late summer. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.

Does Long-leaved Jerusalem Sage need full sun?

Long-leaved Jerusalem Sage does best in full sun to part shade. In hot climates, afternoon shade keeps blooms fresher longer.

Is Long-leaved Jerusalem Sage drought tolerant?

Yes — once established (usually after the first full season), Long-leaved Jerusalem Sage handles dry spells with minimal watering. Water deeply its first year to build the root system that makes that possible.