SproutSmart
SproutSmart™ Intelligent Garden Sowing

Fiesta

Corn
Zone 1b Save Garden

Planting Schedule

Add Fiesta to your garden to build a schedule and get reminders.
Botanical illustration of Fiesta
75d to harvest

Fiesta corn arrives in a riot of color—kernels that seem sunlit in shades of warm butter-yellow, ember-orange, and deep garnet-red, set in tidy rows along tender, milky cobs. At maturity it offers a sweet, creamy bite with a pleasantly crisp snap, making it a standout for fresh display and vibrant flavor-forward dishes. Grow Fiesta for its show-stopping, ornamental presence in the garden and its crowd-pleasing sweetness when harvested at the peak of tenderness.

Crop Dates

Growing note: Zone 1b has only 61 frost-free days — shorter than this crop's 75-day maturity. Outdoor planting is not viable; use protected cultivation.
MilestoneDate
Last FrostJun 1st
Growing ApproachProtected Environment Only

Crop Details

TraitValue
Days to Maturity75
Sun RequirementsFull SunFull sun
Growth HabitUpright
Support NeededNone
Planting DepthNormal
Germination Temp (°F)60
Min Soil Temp (°F)55
Min Night Temp (°F)50
Harden Off (days)Not Required

Today's Conditions

Outdoor planting for Fiesta in Zone 1b typically begins around Indoor Lights Only. Wait until soil reaches at least 55°F before transplanting Fiesta.

Garden Alerts

Zone 1b has only 61 frost-free days — shorter than this crop's 75-day maturity. Outdoor planting is not viable; use protected cultivation.

Frequently Asked Questions

What pest or disease commonly affects Zea mays var. saccharata (sweet corn), and what can I do?
Sweet corn is commonly hit by corn earworm and fall armyworm, which burrow into developing ears and feed on kernels. Check ears every 2–3 days once silk appears, then hand-remove visible pests and use an ear-targeted treatment labeled for “earworms” if infestation is ongoing. To reduce disease pressure like gray leaf spot, avoid wetting leaves when watering and keep plants adequately spaced for airflow.
How often should I water sweet corn during the 60–75 day main growing phase to keep ears filling well?
During tasseling through early milk stage, keep the soil consistently moist so it stays evenly damp 4–6 in deep—usually about 1–1.5 in of water per week, adjusted for heat and wind. Water deeply 1–3 times per week rather than daily sprinkles, because sweet corn needs stable moisture for kernel development. If leaves wilt in the afternoon and the soil surface dries quickly, increase frequency of deep watering.
How do I tell when Fiesta sweet corn is ready to harvest?
Harvest when kernels are in the “milk” stage: puncture a kernel with your thumbnail—milk should release and the kernel should feel plump, not doughy. Silks should be brown and dry, and ears are typically ready around the ~75 days to maturity window if growing conditions are steady. For the best sweetness, pick in the morning and refrigerate quickly after harvesting.
Botanical illustration of Fiesta

Fiesta corn arrives in a riot of color—kernels that seem sunlit in shades of warm butter-yellow, ember-orange, and deep garnet-red, set in tidy rows along tender, milky cobs. At maturity it offers a sweet, creamy bite with a pleasantly crisp snap, making it a standout for fresh display and vibrant flavor-forward dishes. Grow Fiesta for its show-stopping, ornamental presence in the garden and its crowd-pleasing sweetness when harvested at the peak of tenderness.

Today's Conditions

Outdoor planting for Fiesta in Zone 1b typically begins around Indoor Lights Only. Wait until soil reaches at least 55°F before transplanting Fiesta.

Garden Alerts

Zone 1b has only 61 frost-free days — shorter than this crop's 75-day maturity. Outdoor planting is not viable; use protected cultivation.

Sowing Tips

Soil Temperature

Direct sow or transplant when soil at planting depth holds 55°F for reliable germination and early growth.

Expert Note

Plant ornamental sweet corn in blocks (not rows) for reliable pollination and consistently filled, colorful cobs.

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