Casimir Leek Allium ampeloprasum Seeds for Planting herb patch vegetable garden

Overview

Casimir Leek (Allium ampeloprasum) is a classic, cool-season vegetable and herb prized for its mild onion-garlic flavor and tender, flavorful stalks. These Casimir Leek Seeds are Non-GMO, open-pollinated, and produce uniform, straight stems with lush green leaves. Ideal for kitchen gardens, herb patches, and vegetable plots, they thrive in a range of climates and deliver excellent yields for home or small-scale growers.

Key Features

• High-yielding, uniform Casimir variety

• Mild, sweet flavor perfect for culinary use

• Excellent for raised beds, pots, or garden rows

• Cold-tolerant and suitable for cool climates

• Non-GMO, open-pollinated, and heirloom quality

• Easy to grow for both beginners and experienced gardeners

• Long harvesting window

Specifications

• Botanical Name: Allium ampeloprasum ‘Casimir’

• Common Name: Casimir Leek

• Plant Type: Biennial grown as Annual

• Height: 12–24 inches

• Spread: 6–8 inches

• Sun Exposure: Full sun

• Soil Type: well-drained loam

• pH Level: 6.0–7.5

• Watering: Keep consistently moist but not waterlogged

• Zones: 3–9

• Season: Best grown from early spring to fall

• Days to Germination: 7–14 days

• Days to Maturity: 100–120 days

• Heirloom: Yes

• GMO Status: Non-GMO

• Perennial/Annual: Biennial (grown as annual)

• Uses: Culinary herb, vegetable garden crop

Planting Guide

1. Sowing Time: Start indoors 8–10 weeks before last frost or sow directly in cool soil.

2. Sowing Depth: ¼ inch deep in seed trays or garden soil.

3. Spacing: 4–6 inches apart in rows spaced 12–18 inches.

4. Light: Full sunlight for 6–8 hours daily.

5. Watering: Keep soil evenly moist; avoid standing water.

6. Harvesting: Harvest when stalks are thick and firm, typically 100–120 days after sowing.