How to Grow Thyme

Updated June 2026

A year-round herb for the home garden across the warmer US.

What it looks like as it grows

Thyme is a rewarding year-round crop for backyard growers.

When to plant

In frost-free regions thyme can be grown almost year-round. Elsewhere, plant in the milder months on either side of summer. See your region on the thyme page for exact timing.

Varieties

English Thyme, Standard culinary thyme (garden centers)
French Thyme, Sweeter, narrow leaves (garden centers)

How to grow it

Sun & soil: full sun, rich well-drained soil with even moisture.
Spacing: about 12 in between plants.
Sowing: barely cover the seed.
Water: roughly 0.5 gal per plant every 4 days in hot weather.
Containers: grows well in a pot of 6 in+.

Pests & problems

In humid regions, Root rot and Grey mould can appear, so space for airflow and water at the roots in the morning.

Harvest

Thyme is usually ready to harvest in about 4 months. Pick regularly to keep plants productive.

When to plant in your region

Pick your region to see exactly when to plant thyme where you garden.

See what to plant this month

Pick your region for a month-by-month calendar tuned to your climate.

Find your region →