Santolina ericoides
perennial

Holy Flax

Santolina ericoides

Not currently listed at our partner nurseries.

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Essentials

At a Glance

Plant Type

Perennial

Height

12 inches

Width

24 inches

Light

Full Sun

Zones

6, 7, 8, 9

Water

Low

Humidity

Average

Lifespan

Perennial

Native To

Mediterranean region

Toxicity

Non-toxic

The Story

Plant Bio

Santolina ericoides is a compact, evergreen shrub with fine, silvery-gray foliage that forms dense mounds and produces small, yellow button-like flowers during the summer. This species is highly valued for its aromatic foliage and its tolerance to drought and poor soils, making it an excellent choice for low-maintenance, sunny borders.

Bloom Period:

J
F
M
A
M
J
J
A
S
O
N
D
EarlyLate

Uses & Benefits:

Ornamental UsesIts aromatic foliage and bright yellow flowers add visual appeal and scent to gardens.
Practical UsesDrought-tolerant, requiring minimal watering once established.
Ecological BenefitsSupports pollinators like bees and beneficial insects.

Marketplace

Where to Buy

We couldn't find this plant listed online right now.

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Planting

How to Grow

  1. Tuck seeds into well-draining soil in spring.
  2. Water regularly until established, then reduce watering.
  3. Prune lightly after flowering to maintain shape.
  4. Mulch around base to conserve moisture.
  5. Divide every 3-4 years to rejuvenate plants.
  6. Mist cuttings in summer for propagation.

Pro Tip

Ensure excellent drainage to prevent root rot; avoid overwatering.

Keep It Thriving

Care Guide

Do

  • Water sparingly once established ๐ŸŒฑ
  • Prune after flowering to shape
  • Apply well-draining soil

Don't

  • Overwater, especially in winter โŒ
  • Neglect pruning which encourages leggy growth
  • Plant in heavy clay soil without amendment

Seasonal Care Calendar

TaskJanFebMarAprMayJunJulAugSepOctNovDec
Propagate
Prune

Watch Out For

Pests & Diseases

Common Pests

Common Diseases

In the Garden

Landscape Uses & Companions

Landscape Uses

Silver-foliaged borderHerb garden accentLow hedge

Companion Plants

Lavender Rosemary Sedum Thyme

Multiply

Propagation Methods

Good to Know

Common Questions

Holy Flax questions

What zones can Holy Flax grow in?

Holy Flax is hardy in USDA Zones 6โ€“9. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.

Is Holy Flax deer resistant?

Yes โ€” Holy Flax is rated deer-resistant. Deer typically pass it over, though extreme hunger can override any plant's defenses.

When does Holy Flax bloom?

Holy Flax typically blooms in summer through late fall. Exact timing shifts a week or two with your zone โ€” Sow's bloom calendar maps it to your garden.

Does Holy Flax need full sun?

Holy Flax does best in full sun (6+ hours).

Is Holy Flax drought tolerant?

Yes โ€” once established (usually after the first full season), Holy Flax handles dry spells with minimal watering. Water deeply its first year to build the root system that makes that possible.

Keep exploring

Grow Holy Flax with confidence

See it in a design of your actual yard, get zone-matched care reminders, and track it season by season in your garden journal.

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