Mirai

Family: Poaceae Grain Vegetable

Sun-warmed kernels burst with a honeyed sweetness and a tender, milky snap—Mirai Yellow Sweet Corn is the kind of harvest that tastes like summer at its brightest.

The ears form with a classic, well-filled silhouette and a smooth, silk-to-kernel finish, delivering juicy texture that’s especially satisfying when enjoyed at peak freshness. Grow Mirai for reliable, home-garden flavor and a golden, crowd-pleasing presence in the patch—ideal for fresh sweet corn moments, as well as vibrant corn-forward dishes and preserves.

Light: Full SunMaturity: 70 DaysHabit: Upright

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

Crop Dates

Milestone	Date
Start Indoors	Direct Sow
Last Frost	Apr 25th
Transplant / Sow Outdoors	Apr 25th
Harvest Begins	Jul 4th
Harvest Ends	Oct 16th

Crop Details

Trait	Value
Days to Maturity	70
Sun Requirements	Full Sun
Growth Habit	Upright
Support Needed	None
Planting Depth	Normal
Germination Temp (°F)	60
Min Soil Temp (°F)	60
Min Night Temp (°F)	50
Harden Off (days)	Not Required

Culinary Notes

Chef's Note

Mirai hits peak sweetness fast, with kernels that stay juicy and snappy—so it rewards eating hot off the grill or straight from the pot. When you shave it, it behaves like candy-soft corn: it takes butter, acid, and smoke without turning floury.

Best Uses

grilled or boiled ears served immediately with salted butter
shaved-kernel salad to hold dressing without going starchy
quick skillet corn sauté with garlic and herbs
creamed corn-style purée for tacos, bowls, or pasta

Flavor Profile

honeyed sweetness tender, milky kernel snap buttery corn richness clean, lightly vegetal finish

Kitchen Pairings

butter lime smoked paprika cilantro queso fresco chicken or pork

Frequently Asked Questions

What pest or disease most commonly hits sweet corn (Zea mays var. saccharata), and what should I do?

Watch for corn earworm/bollworm, which tunnels into developing silks and ears. Apply an ear-focused treatment when silks first emerge, and hand-pick and destroy damaged ears early to prevent larvae from continuing to feed. If you see leaf blight symptoms (brown/gray blotches that spread), remove heavily infected leaves and avoid overhead watering to reduce spread.

How often should I water sweet corn during the main growing phase?

During tassel and ear development, keep soil consistently moist at about 1–1.5 inches deep—aim for roughly 1 inch of water per week, adjusting for heat and wind. Water deeply rather than lightly, and don’t let the soil dry out between waterings because drought stress during ear formation reduces kernel set.

How can I tell when sweet corn is ready to harvest (Zea mays var. saccharata)?

Harvest when the silks turn dark and dry, and the kernels look plump and glossy with a milky fluid when you puncture one. Sweet corn is typically ready about 70 days from sowing under good conditions, but use the kernel milk test as your main trigger for peak sweetness.