
Do Elephant Ears Come Back? Yes, Here's How
Yes, elephant ears (Colocasia, Alocasia, and Xanthosoma species) typically come back year after year in USDA hardiness zones 8–11, where they can survive winter dormancy outdoors. In colder climates (zones 3–7), they go dormant when temperatures drop but can be overwintered indoors and replanted in spring.
Understanding Elephant Ears and Their Growth Cycle
Elephant ears are tropical perennials known for their large, dramatic foliage. While they may die back in winter, the tubers often remain alive and sprout again in warmer months. Whether they return depends largely on climate, species, and care during dormancy.
Key Factors That Determine If Elephant Ears Come Back
- Climate Zone: Hardiness zones dictate whether plants survive winter in-ground.
- Dormancy Care: Proper storage of tubers in cold regions ensures survival.
- Species Type: Colocasia esculenta is more cold-tolerant than Alocasia varieties.
- Soil Drainage: Wet, cold soil leads to tuber rot; dry storage is critical.
- Frost Exposure: Early frost kills foliage but not necessarily the tuber.
How to Overwinter Elephant Ears in Cold Climates
If you live in zones 3–7, bringing your elephant ears indoors is essential for their return next season.
Step-by-Step Guide to Storing Tubers
- After the first frost, cut back yellowing foliage to 2–3 inches.
- Carefully dig up tubers without damaging them.
- Let them dry in a warm, shaded area for 1–2 days.
- Store in peat moss, vermiculite, or perlite inside a paper bag or ventilated container.
- Keep in a cool (50–60°F / 10–15°C), dark, dry place like a basement or garage.
- Check monthly for rot or desiccation.
When and How to Replant Elephant Ears in Spring
Replant stored tubers only after all danger of frost has passed and soil temperatures reach at least 65°F (18°C).
- Start tubers indoors 4–6 weeks before last frost for an early start.
- Plant 2–3 inches deep in rich, moist, well-draining soil.
- Choose a location with partial to full shade, depending on species.
- Water regularly once growth resumes.
Regional Performance of Elephant Ears: Return Rates by Zone
| USDA Zone | Average Winter Low (°F) | Tuber Survival Rate (Outdoor) | Expected Spring Regrowth | Recommended Action |
|---|---|---|---|---|
| 3–5 | -40 to -20 | <10% | Rare | Dig and store indoors |
| 6–7 | -10 to 0 | 20–40% | Unreliable | Mulch heavily or store |
| 8–9 | 10–20 | 60–80% | Common | Mulch; may survive in-ground |
| 10–11 | 30–40 | 90–100% | Annual regrowth expected | No action needed |
The data shows a clear correlation between USDA zone and tuber survival. Gardeners in zones 8–11 can expect reliable regrowth with minimal effort, while those in colder zones must take proactive steps. Mulching with 4–6 inches of straw or leaves improves outdoor survival in borderline zones.
Common Pests and Diseases That Prevent Regrowth
Even in suitable climates, pests and diseases can prevent elephant ears from returning.
- Root Rot: Caused by overly wet soil during dormancy.
- Spider Mites: Can infest stored tubers if not cleaned properly.
- Fungal Infections: Rhizoctonia or Pythium thrive in humid storage.
- Vole Damage: Rodents may eat tubers left in the ground.
Prevent issues by cleaning tubers before storage and inspecting them regularly.
Frequently Asked Questions About Elephant Ears Coming Back
Do elephant ears come back every year?
Yes, in USDA zones 8–11, elephant ears reliably return each spring from underground tubers. In colder zones, they can be overwintered indoors and replanted, making them effectively perennial with proper care.
What happens to elephant ears in winter?
In fall, elephant ear foliage dies back after frost. The plant enters dormancy, with energy stored in the tuber. In warm climates, the tuber stays alive in the ground; in cold areas, it must be dug up and stored to survive.
Can I leave elephant ear bulbs in the ground over winter?
You can in zones 8–11 if the soil drains well and you apply heavy mulch. In zones 7 and below, leaving them in the ground risks freezing and rotting. It's safer to dig and store them.
How do I know if my elephant ear tuber is still alive?
A healthy tuber feels firm and heavy, not mushy or dry. If it springs back slightly when pressed, it's likely viable. Cut away rotted sections; if the center is brown and soft, discard it.
Why didn't my elephant ears come back this year?
Possible reasons include tuber rot due to wet soil, freezing temperatures, pest damage, or improper storage. Also, some cultivars are less cold-hardy. Always verify planting zone and dormancy care practices.









