Garlic

Garlic

Allium sativum

Plant outdoors 11 days after your first fall frost. Space plants 6 in (15 cm) apart.

Photo: Ivar Leidus, CC BY-SA 4.0 · source

When to plant

Timed from your frost dates, so it holds wherever you garden. Give yours and every step below becomes a date.

See the dates for your garden

Enter your average last spring frost and first fall frost. Every timing on this site turns into a calendar date. Not sure of yours? Your local extension service or a search for “last frost date” and your town will tell you; the app finds them from your location.

Last spring frost
First fall frost

Saved in this browser only. Nothing is sent anywhere.

Optimal Fall Planting

From bulbsRecommended
  1. Plant outdoors11 days after your first fall frost
  2. First harvestabout 75 days after next spring's last frost

Growing garlic

Spacing in the row
6 in (15 cm)
Between rows
12 in (30 cm)
Planting depth
2-3 inches
Sun
Full Sun
Soil
Well-drained, fertile loam
Germination
10-20 days (for sprout emergence post-rooting) at 40-60°F (for root establishment and sprout emergence)
Harvest season
Summer
Mature height
18-36 inches
Life cycle
Annual

Plant individual cloves pointy-end up into prepared soil.

Watering. Maintain consistent soil moisture, especially during spring growth. Reduce watering as harvest approaches.

Neighbours

The companion chart →

Grows well beside

Keep apart from

Feeding

Growing
Apply a balanced organic fertilizer or compost tea in early spring.
How often
Once a year, in early spring.
Note
Avoid high-nitrogen fertilizers late in the season, which can inhibit bulb development.

Your garlic, planned to the day.

Canopy turns these timings into dates from your own frost data, places every plant at its spacing on your garden map, and tracks it all the way to harvest.

Add garlic to your planting calendar →

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