Quadrato D'Asti Rosso

Pepper

Zone 4b Save Garden

Botanical illustration of Quadrato D'Asti Rosso

🌱 75d to harvest Bush

Sun-warmed and richly aromatic, Quadrato D’Asti Rosso Bull’s Horn peppers ripen to a saturated, glossy red that feels almost lacq…

Crop Dates

Milestone	Date
Start Indoors	Mar 25th
Last Frost	May 13th
Transplant / Sow Outdoors	Jul 8th
Harvest Begins	Sep 21st
Harvest Ends	Sep 27th

Crop Details

Trait	Value
Days to Maturity	75
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

Recommended Companions

Frequently Asked Questions

What’s the most common disease or pest for Capsicum annuum (Quadrato D’Asti Rosso) in home gardens, and how do I control it?

A frequent problem is aphids and thrips that weaken plants and can spread viruses, especially in warm weather. Check the undersides of leaves weekly; hose aphids off with a strong spray, then apply insecticidal soap if numbers persist. Keep leaves dry (water at the base) and remove badly affected leaves early to slow spread.

How often should I water Quadrato D’Asti Rosso while it’s actively growing (about weeks 4–10)?

During active growth, keep the top 1–2 inches of soil consistently moist but not soggy—typically about 1 inch of water per week, split into 1–2 waterings. If the soil dries deeper than that, plants may drop flowers and slow fruit set. Mulch around the plants and water at the base to maintain even moisture.

How do I tell when Quadrato D’Asti Rosso is ready to harvest?

Harvest when fruits reach full size (about 75 days from transplanting) and the skin has turned a deep red while still firm. If you lightly press the fruit and it feels hard with minimal give, it’s ready; if it starts to wrinkle or feels soft, it’s overripe. Use clean pruners and cut the fruit with a short stem to avoid bruising.

Sun-warmed and richly aromatic, Quadrato D’Asti Rosso Bull’s Horn peppers ripen to a saturated, glossy red that feels almost lacquered in the garden. Their thick, squared-shouldered walls are crisp and juicy, with a sweet, gently tangy flavor and a satisfying snap that holds up beautifully in bold, colorful preparations. Grow them for fresh use, roasting, and vibrant sauces—each pepper brings a distinctive, horned silhouette and a deep, sweet-red presence to the harvest basket.

Sowing Tips

Transplant Conditions

Wait until soil reaches 60°F and nights stay above 50°F before moving outdoors. Harden off for 10 days first.

Expert Note

Grow in warm soil and keep even moisture—bell/horn sweet peppers set best when nighttime temps stay reliably above ~50°F.