50 Rainbow Eucalyptus Tree Seeds – Fast-Growing Tropical Gum

Turn your garden into a living rainbow with the Rainbow Eucalyptus seeds (Eucalyptus deglupta) — one of the most spectacular trees in the world. Its vibrant, multicolored bark naturally peels away to reveal breathtaking streaks of green, blue, orange, and maroon.

Native to Mindanao (Philippines), Indonesia, and Papua New Guinea, this fast-growing tree thrives in tropical and subtropical climates. Known for its rapid growth rate of up to 3–5 feet per year, the Rainbow Eucalyptus is perfect for anyone looking to make a bold statement in their landscape.

Even in cooler regions, you can grow this stunning tree in a large decorative container and enjoy its beauty year-round by bringing it indoors during winter.

Why You'll Love It

✅ Rare & Exotic – A true conversation starter for any garden or patio
✅ Fast-Growing – Reaches maturity quickly for faster visual impact
✅ Year-Round Color Show – Bark continuously changes colors as it grows
✅ Air-Purifying – Naturally improves air quality
✅ Easy to Grow from Seed 

How to Plant & Care

1. Soak seeds in warm water for 24 hours.
2. Plant in a light, well-draining seed mix; cover lightly with soil.
3. Keep at 70–85°F in bright, indirect sunlight.
4. Maintain consistent moisture without overwatering.
5. Transplant when seedlings are strong enough to handle.

FAQ – Rainbow Eucalyptus Tree Seeds

How tall will it grow?
In the ground, up to 60–100 feet. In containers, usually 8–10 feet.

When will the bark change color?
Typically within 2–3 years of growth.

Is it frost-hardy?
No, it’s best for zones 10–11. In cooler zones, bring indoors during frost.

How fast does it grow?
Expect 3–5 feet per year in optimal conditions.

Are the seeds easy to germinate?
Yes! Just follow our included germination guide for the best success rate.