Marconi Red

Family: Solanaceae Sweet Pepper

Sun-warmed and richly aromatic, Marconi Red peppers ripen to a glossy, deep crimson that feels almost lacquered in the garden.

Their thick, smooth walls deliver a sweet-forward flavor with a gentle, savory warmth—ideal for sweet frying where the flesh stays tender and beautifully caramelizes at the edges. Grow Marconi Red for bold color and a dependable, long harvest that turns beds into a living ribbon of red lanterns.

Light: Full SunMaturity: 90 DaysHabit: Bush

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

Crop Dates

Milestone	Date
Start Indoors	Feb 28th
Last Frost	Apr 25th
Transplant / Sow Outdoors	Jun 20th
Harvest Begins	Sep 18th
Harvest Ends	Oct 16th

Crop Details

Trait	Value
Days to Maturity	90
Sun Requirements	Full Sun
Growth Habit	Bush
Support Needed	Stake
Planting Depth	Normal
Germination Temp (°F)	80
Min Soil Temp (°F)	60
Min Night Temp (°F)	50
Harden Off (days)	10

Culinary Notes

Chef's Note

Marconi Red’s thick, smooth flesh turns silky without collapsing, and its sweetness picks up toasted, caramel notes fast when it hits a hot pan. It’s the kind of pepper that gives you real color and a gentle heat that plays especially well with garlic, dairy, and salty proteins.

Best Uses

sweet frying in a hot pan until the edges caramelize
roasting for glossy, meat-like soft flesh and blistered sweetness
stuffing and baking where the walls hold shape
charring and slicing for sandwiches that stay juicy, not watery

Flavor Profile

sweet-forward pepper flavor gentle savory warmth thick, smooth walls with tender bite fragrant, sun-warmed aroma

Kitchen Pairings

garlic olive oil balsamic vinegar parmesan eggs chicken

Frequently Asked Questions

What pest or disease commonly affects Capsicum annuum (Marconi Red), and how do I treat it early?

Watch for aphids and thrips, which can stunt growth and spread virus; check the undersides of leaves weekly and treat at the first signs. For home control, spray with insecticidal soap (especially under leaves) and remove heavily infested leaves; repeat every 5–7 days until new growth is clean. Also keep foliage dry when watering because Capsicum annuum is prone to fungal leaf spots in humid conditions—water at the soil line instead of overhead.

How often should I water Marconi Red during the main growing phase?

During active flowering and fruit set (roughly after the plants reach strong vegetative growth), keep the soil consistently evenly moist but never waterlogged. In most home gardens this means watering deeply about 1–2 times per week, adjusting to hot weather so the top 1 inch dries slightly between waterings. Mulch around the base helps maintain even moisture and reduces blossom-end issues linked to irregular watering.

How can I tell when Marconi Red peppers are ready to harvest?

Harvest timing for Capsicum annuum is when fruits reach full size and color—Marconi Red should be fully red and glossy, typically around 90 days from transplanting/sowing depending on your schedule. If you gently lift a fruit, it should detach with less force when ripe; under-ripe green fruits can be harvested earlier, but for the named “Red” stage, wait for full red color. Check plants daily near maturity because ripe peppers can develop quickly in warm weather.