Italian Giant

Family: Apiaceae Herb

Aromatic, vividly green fronds unfurl with a lush, Italian-flat elegance—tender yet substantial, with a clean, bright parsley perfume that feels almost luminous in the garden.

Italian Giant’s leaves are broad and finely textured, holding their shape beautifully for garnishes and finishing touches, while its vigorous growth keeps harvests coming through the season. Ideal for fresh use, flavorful sauces, and herb-forward flavoring where true parsley character shines.

Light: Part SunMaturity: 70 DaysHabit: Upright

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	Apr 25th
Harvest Begins	Jul 4th
Harvest Ends	Oct 16th

Crop Details

Trait	Value
Days to Maturity	70
Sun Requirements	Part Sun
Growth Habit	Upright
Support Needed	None
Planting Depth	Normal
Germination Temp (°F)	70
Min Soil Temp (°F)	40
Min Night Temp (°F)	28
Harden Off (days)	7

Culinary Notes

Chef's Note

Italian-flat leaf Parsley like this is built for finishing: the fronds stay visually green and firm while releasing a sharp, garden-bright aroma. Use it near the end or in a quick blend so the flavor stays luminous instead of turning leafy and muted.

Best Uses

rough-chop and scatter over hot pasta to keep that fresh leaf shape
blend into herb-heavy sauces or green pistou that can handle a quick simmer
make a loose parsley chimichurri-style spooning sauce for grilled meats
use as a last-second garnish to punch up soups, broths, and braises without turning dull

Flavor Profile

bright, clean parsley perfume tender-but-solid flatleaf bite light herbal bitterness on the finish fragrant, green aromatics that stay vivid in heat

Kitchen Pairings

garlic lemon olive oil capers olive-butter Parmigiano-Reggiano

Frequently Asked Questions

How do I manage early blight/leaf spotting on Italian parsley (Petroselinum crispum var. neapolitanum)?

Leaf spot and related fungal problems often show up as small brown to yellowing spots that spread across leaf surfaces, especially in damp, crowded plantings. Thin plants for airflow, water at the soil line (not the leaves), and remove heavily spotted leaves to slow spread. If it keeps recurring, treat with a labeled copper-based fungicide and repeat according to the label after rain or persistent humidity.

How often should I water Italian giant parsley during its main growing phase (around weeks 3–10)?

Keep soil consistently moist but not soggy from establishment through the main growth phase; aim for even moisture in the top 1–2 inches. In warm weather, this usually means watering about 1–2 times per week, but adjust so the soil never dries out completely. If the surface crusts or leaves wilt midday, increase watering frequency; if water pools or the soil stays wet, reduce watering to prevent root issues.

What are the best signs that Italian giant parsley is ready to harvest at about 70 days?

Harvest when the plants have a full rosette of sturdy, well-developed leaves and the leaves are large enough to cut without stripping the crown. You can start selective leaf picking earlier, but for the “Italian giant” size, harvest once most stems hold strong, vigorous foliage around day ~70. For best regrowth, cut outer leaves and leave the inner crown intact so it continues producing.