Planting Instructions for Fennel Herb Seeds

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Fennel Planting and Care Guide

Quick Facts About Fennel

All parts of this herb are aromatic and delicious! The bulb, foliage, and herb seeds of the Fennel plant are widely used in many of the culinary traditions of the world. Fennel herbs are in the carrot family, and the bulb can be eaten like a vegetable.

Planting Time

Fennel seeds can be directly sown in the spring once the threat of frost has passed.

Planting Location

Grow in rich, light soil in a warm location and provide ample water so that the bulbs will form properly. Allow for full sun, and keep it away from dill or coriander as the different herbs can cross pollinate.

How to Plant Fennel

  • Work the garden soil 8 inches or more
  • Amend the soil with compost for better drainage
  • Soak the seeds over night to soften the outer coat on the seed
  • Plant the herb seed in rows about 10 - 12 inches apart
  • Allow 12 inches between rows
  • Once seedlings are about 4 - 6 inches in height, thin to a spacing of 12 inches

Care And Maintenance

  • Keep plants water regularly
  • Apply a layer of compost around the base of the plants a couple of times during the growing season
  • After about 90 - 100 days of growth, the fennel bulb should be about 3 - 4 inches
  • Prior to blooming, harvest the bulbs
  • Fennel flowers, leaves and stalks can all be harvested as well
  • For Fennel seed, cut the flowers and place them in a paper bag to dry for a few days
  • Fennel will self-sow
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