SproutSmart
SproutSmart Intelligent Garden Sowing

Colossus

Family: Violaceae Flower

Planting Schedule

Add Colossus to your garden to build a schedule and get reminders.

Imagine velvety petals unfurling in a grand, colossus-sized bloom—rich, velour-like color with a crisp, luminous center that seems to glow from within.

Colossus pansies bring a plush, slightly ruffled texture and a bold, face-forward patterning that makes every bed and container look richly dressed. Grow for standout seasonal color in cool weather, with flowers ideal for long-lasting garden display and striking mass plantings.

Light: Part SunMaturity: 70 DaysHabit: Rosette

Botanical illustration of Colossus

Planting schedules and alerts are optimized for Columbus (Zone 6b).

Crop Dates

MilestoneDate
Start IndoorsFeb 14th
Last FrostApr 25th
Transplant / Sow OutdoorsApr 25th
Harvest BeginsJul 4th
Harvest EndsOct 16th

Crop Details

TraitValue
Days to Maturity70
Sun RequirementsPart SunPartial sun
Growth HabitRosette
Support NeededNone
Planting DepthNormal
Germination Temp (°F)70
Min Soil Temp (°F)40
Min Night Temp (°F)28
Harden Off (days)7

Culinary Notes


Chef's Note

With plush, velour petals and a crisp, bright center, Colossus pansies are best used like a delicate garnish: bloom first, flavor second. Keep heat contact short and pair with citrus, dairy, or honey so the floral sweetness reads clean instead of perfumey.

Best Uses

  • as an edible garnish on chilled dishes where the petals stay intact
  • scattering over fresh citrus salads and crème fraîche–based bites
  • folding into warm-but-not-boiling finishing oil or butter (brief contact only)
  • floating on top of cocktails and spritz-style drinks for color and aroma

Flavor Profile

gentle floral sweetness subtly grassy/green-leaning finish velvety, lightly ruffled chew crisp luminous center with a clean snap

Kitchen Pairings

lemon honey crème fraîche plain yogurt basil dark chocolate

Frequently Asked Questions


What’s the most common pest or disease issue for Viola × wittrockiana (pansy) and how do I treat it?
Pansies (Viola × wittrockiana) commonly develop powdery mildew and leaf spots during cool, humid stretches. Remove badly spotted leaves, improve airflow around plants, and water at the soil line in the morning. If it keeps spreading, switch to a targeted fungicide labeled for pansies/ornamentals and follow the label schedule to prevent reinfection.
How often should I water Viola × wittrockiana during the main growing phase?
Keep the soil evenly moist but not soggy from transplanting through flowering—aim for damp, not wet, soil. In part-sun beds, water when the top 1 inch feels dry, typically about 2–3 times per week depending on heat and rainfall. Avoid letting plants sit in standing water, which quickly leads to root issues and collapse.
How can I tell when Viola × wittrockiana is ready to harvest?
Pansy “harvest” is usually for blooms: you’re ready when flowers are fully colored and open across most of the face with firm petals. Deadhead spent flowers promptly to encourage continued flowering rather than waiting for seed set. If you’re harvesting for cut flowers, pick early in the day when the petals are crisp and before heat wilts them (around the ~70-day mark, depending on your sowing date).