Porro di Cervere

CultivarAllium ampeloprasum 'Porro di Cervere'

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Allium ampeloprasum (the species)
Photo: Philmarin · CC BY-SA 3.0 · Wikimedia Commons

Fact sheet

every fact quoted from its source
Typeherbaceous perennial bulb

from Allium ampeloprasum · “herbaceous perennial bulb” — How to Grow Kurrats USA | Planting & Establishment

Days to maturity14–21 days

from Green onion · “The maturity phase lasts 2 to 3 weeks after the seedling stage.” — How Long Do Green Onions Take To Grow? Diagnostic Guide

Germination temperature65–75 °F

from Green onion · “Optimal temperature is between 65°F and 75°F.” — How Long Do Green Onions Take To Grow? Diagnostic Guide

Lightsunny, dry, well-drained position

from Allium ampeloprasum · “prefers a sunny, dry, well-drained position” — How to Grow Kurrats USA | Planting & Establishment

Watermoist but well-drained

from Allium ampeloprasum · “Water: moist but well-drained (RHS, species-level)” — How to Grow Kurrats USA | Planting & Establishment

Height4–12 in

from Allium ampeloprasum · “Leaves 10-30cm long from a much-reduced bulb” — How to Grow Kurrats USA | Planting & Establishment

TransplantMay for an early/larger crop, or mid-to-late summer

from Allium ampeloprasum · “transplant in May for an early/larger crop, or sow mid-to-late summer” — How to Grow Kurrats USA | Planting & Establishment

Ready whentrim leaves once they reach usable length

from Allium ampeloprasum · “Cut-and-come-again leaf crop: trim leaves once they reach usable length” — How to Grow Kurrats USA | Planting & Establishment

Edible partsleaves, flowers, flowering stems

from Allium ampeloprasum · “leaves, flowers, flowering stems” — How to Grow Kurrats USA | Planting & Establishment

Pestsallium leaf miner

from Allium ampeloprasum · “Allium leaf miner” — How to Grow Kurrats USA | Planting & Establishment

Diseasesallium white rot

from Allium ampeloprasum · “Allium white rot” — How to Grow Kurrats USA | Planting & Establishment

Porro di Cervere hasn't been researched on its own yet; these facts are for the species as a whole.

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