shrub

Yellow Azalea

Rhododendron luteum

The Story

Plant Bio

Deciduous shrub known for its fragrant yellow flowers and attractive foliage.

Highly fragrant, trumpet-shaped, golden-yellow flowers bloom in trusses in late spring. Foliage turns attractive shades of orange, yellow, and red in autumn.

Uses & Benefits:

Ornamental UsesIts fragrant, vibrant yellow flowers make it a striking addition to shaded gardens and borders.
Practical UsesProvides year-round evergreen foliage, offering privacy and windbreaks.
Ecological BenefitsSupports pollinators like bees and butterflies with its nectar-rich blossoms.

Essentials

At a Glance

Plant Type

Shrub

Height

60 inches

Width

60 inches

Light

Partial Sun, Shade

Zones

5, 6, 7, 8

Water

Moderate

Humidity

Prefers moderate to high humidity

Lifespan

Decades

Native To

Eastern Europe and Western Asia

Toxicity

All parts are highly toxic if ingested.

Bloom period

Late Spring – Mid-spring

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

In flower about 12 months of the year

Planting

How to Grow

  1. Select a well-draining, acidic soil with organic matter.
  2. Tuck seeds or cuttings in early spring for best results.
  3. Mist cuttings regularly to maintain humidity and encourage rooting.
  4. Transplant young plants in early fall when established.
  5. Fertilize with acid-loving plant fertilizer in spring and summer.
  6. Mulch around the base to retain moisture and regulate soil temperature.

Pro Tip

Ensure consistent moisture and avoid overwatering to prevent root rot.

Keep It Thriving

Care Guide

Do

  • Water regularly to keep soil moist but not soggy 🌱
  • Prune after flowering to shape the shrub and remove dead wood
  • Fertilize with an acid-loving plant formula in spring and summer
  • Mulch annually to conserve moisture and suppress weeds
  • Monitor for pests and diseases regularly

Don't

  • Avoid heavy, clay soils that drain poorly ❌
  • Don’t fertilize with alkaline or high-nitrogen fertilizers
  • Refrain from over-pruning during the growing season
  • Don’t allow the soil to dry out completely
  • Avoid planting in full sun in hot climates

Seasonal Care Calendar

TaskJanFebMarAprMayJunJulAugSepOctNovDec
Fertilize
Mulch
Plant
Prune

Watch Out For

Pests & Diseases

Common Pests

Common Diseases

In the Garden

Landscape Uses & Companions

Landscape Uses

Evergreen shrub for shaded bordersFragrant hedge with yellow blossomsAccent plant in woodland gardens

Companion Plants

Hostas Ferns Camellias Azaleas Mountain Laurels

Multiply

Propagation Methods

Good to Know

Common Questions

Yellow Azalea questions

What zones can Yellow Azalea grow in?

Yellow Azalea is hardy in USDA Zones 5–8. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.

Is Yellow Azalea deer resistant?

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

When does Yellow Azalea bloom?

Yellow Azalea typically blooms in late spring through mid-spring. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.

Does Yellow Azalea need full sun?

Yellow Azalea does best in part shade.

Keep exploring

Grow Yellow Azalea 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.