Indoor Azalea
Rhododendron simsii
Also known as: Rhododendron, Florist's Azalea, Indian Azalea
Ericaceae
If your pet has eaten this plant, call ASPCA Poison Control: (888) 426-4435 — available 24/7.
Last reviewed: June 2026 · Source: ASPCA Animal Poison Control
Stunning flowering shrub covered in masses of blooms in winter. Prefers cool temps and consistently moist acidic soil.
Toxicity
Source: ASPCA Animal Poison Control Center. Always consult a veterinarian if your pet ingests any plant.
Care Guide
Pot Size
Frequently Asked Questions
Is Indoor Azalea toxic to cats?↓
Yes, Indoor Azalea (Rhododendron simsii) is toxic to cats. If your cat ingests any part of this plant, contact your veterinarian or the ASPCA Animal Poison Control Center (888-426-4435) immediately.
Is Indoor Azalea toxic to dogs?↓
Yes, Indoor Azalea is toxic to dogs. Symptoms may include vomiting, drooling, or lethargy. Contact your vet immediately if your dog chews or eats this plant.
How often should I water Indoor Azalea?↓
Water Indoor Azalea every 3–5 days. Keep the soil consistently moist but never waterlogged. Good drainage is essential.
How much light does Indoor Azalea need?↓
Indoor Azalea thrives in bright indirect light, such as near a window with filtered sunlight. Providing the right light level is important for healthy growth.
What size pot does Indoor Azalea need?↓
Use a pot between 6″ and 10″ in diameter. When repotting, choose a pot only 1–2″ larger than the current one — too much space retains excess moisture and can lead to root rot.