Fennel (Foeniculum vulgare) Seeds

Fennel (Foeniculum vulgare) is a graceful ornamental known for its tall stems, finely divided foliage, and umbrella-shaped yellow flowers. Its airy texture adds movement and contrast to borders, cottage gardens, and meadow plantings. The nectar-rich blooms attract butterflies, bees, and other beneficial insects, making fennel an excellent choice for ecological and pollinator-friendly landscapes. Its strong vertical presence and soft green color pair beautifully with wildflowers and sun-loving perennials.

Features

• Tall, upright growth creates striking garden structure
• Feathery green foliage adds soft texture and movement
• Umbel flowers attract butterflies, bees, and beneficial insects
• Thrives in sunny, dry, or average garden soil
• Excellent in meadows, borders, and wildlife gardens
• Non-GMO Foeniculum vulgare heirloom seeds

Specifications

• Common Name: Fennel
• Scientific Name: Foeniculum vulgare
• Plant Type: Perennial in warm climates; grown as annual in cold climates
• USDA Zones: 5–10 (perennial), 3–4 (grown as annual)
• Foliage: Fine, airy, feathery green leaves
• Flower Color: Yellow umbels
• Height: 48–72 inches
• Spread: 12–24 inches
• Growth Habit: Upright, feathery, branching stems
• Heirloom: Yes
• GMO Status: Non-GMO
• Organic: Not certified organic
• Light Requirements: Full sun
• Soil Preference: Well-drained, sandy or average soil
• Water Needs: Low to moderate
• Pollinator Value: High (supports butterflies, bees & hoverflies)
• Maintenance Level: Low
• Plant Spacing: 12–18 inches
• Seed Viability: 2–3 years stored cool & dry

Planting Guide

• Direct sow outdoors in spring after frost; avoid transplanting when possible.
• Sow seeds 1/4 inch deep in well-drained soil.
• Keep lightly moist until germination (7–14 days).
• Thin seedlings to 12–18 inches apart.
• Provide full sun for strongest growth and upright stems.
• Avoid heavy soils and overwatering.
• Allow seed heads to mature if natural reseeding or wildlife interest is desired.