How to Grow Solar Flare Coleus
Solar Flare Coleus
Plectranthus scutellarioides 'Solar Flare'
flowerSolar Flare Coleus is a striking ornamental foliage plant known for its vibrant red, orange, and yellow variegated leaves that resemble flames. This compact cultivar is prized for its intense color, dramatic appearance in containers and garden beds, and ability to brighten shaded areas. It's a tender perennial typically grown as an annual in cooler climates.
When should you plant Solar Flare Coleus in your zone?
Get a personalized planting timeline — when to start seeds, transplant, and harvest — based on your USDA zone and local frost dates. Free to start.
Example Solar Flare Coleus timeline · Pittsburgh, PA (Zone 6b)
-
Plant Solar Flare Coleus
Around Apr 17Near Pittsburgh's average last spring frost.
-
Tend & protect
Late spring–summerWatering, feeding, and pest-watch reminders.
-
First Solar Flare Coleus blooms
Around May 17≈ 30 days after planting
Sample dates for Pittsburgh, PA. Sign up to get exact Solar Flare Coleus dates for your own zip code.
Growing Conditions
Soil
Growing Zones
Find your zone →Zones 10-11; grow as an annual or container plant in cooler zones (5-9)
Sign up free to see if Solar Flare Coleus grows in your zone — and get a personalized planting timeline.
Get my Solar Flare Coleus timeline →Growth Stages
Seedling
1-2 weeksTiny green or lightly colored cotyledons emerge; first true leaves appear with hints of red and yellow variegation
Provide bright, indirect light and maintain warm temperatures (70-75°F); keep soil moist but not soggy; provide humidity
Vegetative Growth
3-6 weeksPlant develops multiple stems and leaves with increasingly vibrant red, orange, and yellow patterns; foliage becomes denser and more colorful
Pinch growing tips regularly to encourage bushier growth; maintain consistent moisture and humidity; apply balanced fertilizer every 2-3 weeks
Foliage Development
Ongoing throughout seasonMature leaf size achieved; colors become deeply saturated with bold flame-like patterns of red, orange, gold, and green
Continue pinching to maintain compact shape; high-potassium fertilizer enhances leaf color; ensure adequate bright indirect light
Flowering
Summer months (optional stage if flowers are removed)Small blue, purple, or lavender flowers appear on spikes at branch tips; flowering reduces foliage vigor
Pinch off flower spikes to redirect energy to leaf production and maintain ornamental foliage display
Maintenance/Overwintering
Fall through winterPlant reaches full size; colors remain vibrant if light and care conditions are optimal
In zones 5-9, bring indoors before frost as a houseplant; reduce watering and fertilizing in winter; propagate cuttings for next season
Companion Planting
Plan your garden →Plant with:
Avoid planting near:
Common Pests
-
Increase humidity; mist leaves regularly; spray with insecticidal soap or neem oil; severe infestations may require miticide
-
Remove with cotton swab dipped in rubbing alcohol; spray with neem oil; treat systematically every 7-10 days
-
Yellow sticky traps; insecticidal soap spray; neem oil; ensure good air circulation
-
and
Remove by hand; create barriers with copper tape; beer traps; diatomaceous earth around base
-
Strong water spray to dislodge; insecticidal soap; neem oil; encourage beneficial insects
Uses
Ornamental Foliage Display
HouseholdSolar Flare Coleus is prized as a decorative houseplant, container specimen, and garden accent that adds dramatic flame-like color to indoor spaces, patios, and shade gardens. Its vibrant red, orange, and yellow variegation creates visual impact even in low-light conditions. [source]
Fresh Floral Arrangements
CraftThe striking variegated leaves add textural interest and bold color to fresh floral bouquets, table arrangements, and decorative displays. Coleus foliage is long-lasting in arrangements and adds an unusual tropical element. [source]
Container & Garden Design
HouseholdSolar Flare works as a thriller-filler plant in container gardens, brightening shaded patios and entryways where other plants struggle. It's often used as a focal point for its intense colors and compact, rounded form. [source]
Pollinator Attraction
WildlifeWhen allowed to flower, Coleus attracts bees, hummingbirds, and butterflies with its blue-purple flower spikes. The flowers provide nectar and support beneficial insects, though they are typically removed to favor foliage display. [source]
Traditional Herbal Use
MedicinalColeus species have a long history in traditional medicine, particularly in Ayurveda and Southeast Asian herbalism, where they're used in wellness preparations. Solar Flare's ornamental hybrid nature makes it less common for medicinal use than other Coleus varieties. [source]
This is not medical advice. LizPlants is not a medical resource. Always consult a qualified healthcare professional before using plants medicinally.
Harvest Tips
Solar Flare Coleus is grown for foliage rather than harvest. Pinch growing tips regularly to encourage bushier, fuller growth and maintain vibrant colors. Propagate from cuttings year-round: take 3-4 inch stem cuttings, remove lower leaves, and root in water or moist potting soil within 1-2 weeks. Use fresh leaves sparingly in arrangements or as a colorful houseplant specimen.
Fun Facts
- 🌱 Solar Flare Coleus was bred specifically for its intense variegation, with colors intensifying in brighter indirect light—the vibrant red, orange, and yellow flame patterns are more pronounced than in many other Coleus cultivars.
- 🌱 Coleus has become increasingly popular in recent decades as plant breeding has produced hundreds of cultivars with wildly different leaf patterns, colors, and sizes, making it one of the most variable ornamental foliage plants available.
- 🌱 Unlike many houseplants, Coleus is extremely easy to propagate from cuttings and can root in plain water in just 1-2 weeks, making it an excellent plant for sharing with friends or creating backup plants for winter.
Gardening Terms
New to gardening? Learn about terms used in this guide:
Join 30,000 gardeners planning their gardens with LizPlants.
Get your personalized Solar Flare Coleus planting timeline
Tell us your zip code and we'll calculate exactly when to start Solar Flare Coleus seeds, transplant seedlings, and harvest — based on your USDA zone and local frost dates. Includes calendar reminders and printable task lists. Free to start.
Get my Solar Flare Coleus timeline →