SproutSmart
SproutSmart Intelligent Garden Sowing

Fireball

Marigold
Botanical illustration of Fireball
🌱 50d to harvest Upright

A blaze of warm, ember-bright color—Fireball French marigold blooms with densely layered, pom-pom flowers that seem to glow in th…

Planting Schedule

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

Crop Dates

MilestoneDate
Start IndoorsDirect Sow
Last FrostJan 1st
Transplant / Sow OutdoorsJan 1st
Harvest BeginsFeb 20th
Harvest EndsDec 31st

Crop Details

TraitValue
Days to Maturity50
Sun RequirementsFull SunFull sun
Growth HabitUpright
Support NeededNone
Planting DepthSurface
Germination Temp (°F)70
Min Soil Temp (°F)60
Min Night Temp (°F)50
Harden Off (days)5

Frequently Asked Questions


What pest or disease is most likely on Tagetes patula (Fireball), and how can I control it?
Watch for aphids and spider mites, which commonly build up on Tagetes patula in warm weather and cause curled, stippled leaves. Rinse plants with a strong spray of water, then apply insecticidal soap (especially under leaves) and repeat every 5–7 days until new growth is free of pests. If you see leaf spots or a gray, fuzzy mold, remove affected leaves and improve airflow; avoid overhead watering to reduce foliar disease.
How often should I water Fireball Tagetes during the main growing phase?
Keep Tagetes patula evenly moist while it’s establishing, then water when the top 1 inch of soil feels dry. In full sun during active bloom, this typically means deep watering about 2–3 times per week, depending on heat and container vs. ground. Never let soil stay soggy, because wet soil conditions increase the risk of rot and foliar disease.
How do I know when Fireball Tagetes (Tagetes patula) is ready to harvest?
For cut flowers, harvest when the flower heads are fully open and the petals are at their richest color—usually about 50 days from sowing to maturity. Deadhead spent blooms promptly by snipping at the base of the flower stem to encourage fresh buds. If you’re harvesting for seed, leave a few blooms on the plant until the seed heads turn brown and dry, then collect them once they sound/feel dry and brittle.
Botanical illustration of Fireball

A blaze of warm, ember-bright color—Fireball French marigold blooms with densely layered, pom-pom flowers that seem to glow in the garden. The petals are velvety and finely ruffled, forming compact, upright mounds that stay tidy and richly floriferous through the season. Ideal for edging and mass planting, Fireball’s vivid presence enlivens beds and containers while making a striking, long-lasting show in flower arrangements.

Sowing Tips

Transplant Conditions

Wait until soil reaches 60°F and nights stay above 50°F before moving outdoors. Harden off for 5 days first.

Direct Sow Preferred

Sensitive roots — does not transplant well. If starting indoors, use biodegradable pots and disturb roots as little as possible when moving outdoors.

Expert Note

For best nonstop blooms, grow in full sun and avoid overwatering—marigolds flower best when not kept too wet or too high in nitrogen.