Shop With Confidence: FREE Growing & Glowing Promise

Free Shipping on Orders $199+

Electric Lights™ Red Azalea

Rhododendron 'UMNAZ 633'

  • Brilliant Fire Engine Red Blooms Light up Cold Climate Gardens Every Spring
  • Cold Hardy: Thrives in Zones 4-7
  • Grows 4-5 ft Tall, 3-4 ft Wide
  • Showy Red Blooms From Early Spring to Late Spring
  • Great Choice for Privacy Screen or Hedge
Sale price $6834 Regular price $9763
Shipping calculated at checkout.
In Stock
Plant not supported in Growing Zone.

Unfortunately, this item cannot be shipped to your state.

Shipping to your area may be delayed due to weather conditions.

Enter your ZIP code to check shipping availability.

Plant Size

Specifications

Plant specifications
Plant Characteristics Cold hardy, Flowering, Fragrant, Attracts pollinators, Hedge/Screen
Hardiness Zone 4a to 8b
Sunlight Full sun
Height 4-5 ft
Width 3-4 ft
Watering Needs Moderate
Preferred Soil Loamy, Peaty, Sandy
Growth Rate Moderate
Growth Habit Bushy
Blooms In Spring
Flower Color Red
Foliage Color Green
Fragrant Yes
Pet Safety Toxic to pets
Suitable Space Outdoors
Plant Name Azalea
Botanical Name Rhododendron 'UMNAZ 633'
Species hybrid
Cultivar UMNAZ 633
Class Ericales, Magnoliopsida
Does Not Ship To AK, HI, ID, MT, PR

Frequently Asked Questions

Does the Electric Lights™ Red Azalea tolerate full sun or does it need partial shade?

  • Electric Lights™ Red Azalea performs best in partial shade to dappled sunlight, like most azaleas. While it can tolerate some morning sun, afternoon shade protects the vibrant red blooms from fading and prevents leaf scorch. Plant it where it receives 4-6 hours of filtered light daily for optimal flowering and foliage health.

How cold hardy is the Electric Lights™ Red Azalea, and can it survive -30°F winters?

  • The Electric Lights™ Red Azalea is bred specifically for cold climates and exceptional hardiness. This deciduous azalea can handle harsh winters that would kill most other azaleas. Check your specific zone requirements when shopping at Nature Hills to ensure it matches your winter lows.

What are the watering needs for the Electric Lights™ Red Azalea, especially when newly planted?

  • Keep soil consistently moist but well-draining for newly planted Electric Lights™ Red Azalea. Water deeply 2-3 times weekly the first season, then reduce to weekly once established. Apply 2-3 inches of mulch to retain moisture and keep roots cool.

How do I prune the Electric Lights™ Red Azalea after it blooms?

  • Prune Electric Lights™ Red Azalea immediately after spring flowering ends to avoid removing next year's buds. Remove dead, damaged, or crossing branches first, then lightly shape if needed. Avoid heavy pruning since azaleas bloom on old wood.

Are Electric Lights™ Red Azalea plants bare root or potted during shipping?

  • Electric Lights™ Red Azaleas ship as potted plants, not bare root. The established root system helps ensure successful transplanting and faster establishment in your garden. Shop at Nature Hills for healthy, nursery-grown specimens ready to plant.