Rainbow Coleus Seeds
Rainbow Coleus Seeds
Details
Add a burst of color to your space with vibrant Rainbow Coleus plants! These colorful beauties are easy and fast to grow from seed, making them the perfect beginner-friendly gardening project for indoors or outdoors.
Instructions:
We recommend using the following to sow the seeds:
- 12 Cavity Mini Greenhouse or Planter with Humidity Dome
- Soil Pellets or Soil Pods
- Liquid Fertilizer
Keep Coleus shaded if growing outside during summer, and water as soon as the top of the soil starts to dry out.
These seeds are for the 2026 growing season.
About the Seeds:
| Difficulty | Beginner |
| Germination Time | 7–14 days |
| Depth | 1/4" |
| Spacing | 2–3 seeds per soil pod or planter, thin to 9" apart |
| Recommended Planter | 4"–9" planter or shady garden bed |
| Time to Maturity | 84–91 days |
| Seed Prep | None required |
| Method | Greenhouse |
| Temperature | 70°F – 85°F |
About the Plant:
| Description | Creeping shrub with dense, colorful leaves in patterns of pinks, greens, yellows, and reds |
| Difficulty | Beginner |
| Growth Speed | Medium |
| Size of Plant | 12"–15" tall and 9"–12" wide |
| Light | Full sun, partial sun, or grow lights |
| Soil | Well-draining coconut coir/peat-based potting mix |
| Temperature | Warm |
| Pet-Friendly | No — not safe for pets |
| Pests | Generally pest-resistant; watch for aphids or whitefly |
| Fertilization | Light |
Materials + Care
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