Allium sativum

Garlic

A practical guide to growing garlic in the home garden.

Growing profiles

Choose how this crop will be grown. Dimensions, spacing and timing belong to the selected profile—not to the species as a single universal value.

Hardneck garlic

Cold-hardy garlic type that normally produces a central scape.

Typical mature height
24–47 in (60–120 cm) Editorial synthesisbasis
Mature canopy
4–8 in (10–20 cm) Editorial synthesisbasis
Plant spacing
4–7 in (10–18 cm) Editorial synthesisbasis
Row spacing
12–20 in (30–50 cm) Editorial synthesisbasis
Planting arrangement
parallel rows · open ground Editorial synthesisbasis
Support
Usually unnecessary
Optional container
At least 2.6 US gal (10 L) · 3 plant Editorial synthesisbasis
Best germination range
Not established Editorial synthesisbasis

Climate-relative calendar

Frost and transplant rules become local dates when climate data is available. Cultivar maturity and crop condition are never replaced by a fabricated date.

Plant Garlic7 days after first autumn frost to 21 days after first autumn frost Direct sourceEditorial synthesisbasis
Begin harvesting Garlic220 days after sowing to 290 days after sowing Planning estimatebasis
Finish harvesting Garlic14 days after first harvest to 30 days after first harvest
Remove Garlic cropthe expected end of harvest to 7 days after the expected end of harvest

Softneck garlic

Garlic type without a rigid central scape, generally favored in milder winters and for storage.

Typical mature height
18–35 in (45–90 cm) Editorial synthesisbasis
Mature canopy
4–8 in (10–20 cm) Editorial synthesisbasis
Plant spacing
4–7 in (10–18 cm) Editorial synthesisbasis
Row spacing
12–20 in (30–50 cm) Editorial synthesisbasis
Planting arrangement
parallel rows · open ground Editorial synthesisbasis
Support
Usually unnecessary
Optional container
At least 2.6 US gal (10 L) · 3 plant Editorial synthesisbasis
Best germination range
Not established Editorial synthesisbasis

Climate-relative calendar

Frost and transplant rules become local dates when climate data is available. Cultivar maturity and crop condition are never replaced by a fabricated date.

Plant Garlic7 days after first autumn frost to 21 days after first autumn frost Direct sourceEditorial synthesisbasis
Begin harvesting Garlic220 days after sowing to 290 days after sowing Planning estimatebasis
Finish harvesting Garlic14 days after first harvest to 30 days after first harvest
Remove Garlic cropthe expected end of harvest to 7 days after the expected end of harvest

Agronomy release agronomy-2026-07-11-r1 · reviewed 2026-07-11 by Gardeningist agronomic research synthesis. Direct-source links indicate close source support; synthesis and planning estimates are labeled separately.

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