SproutSmart
SproutSmart™ Intelligent Garden Sowing

Siberian Garlic

Garlic
Zone 12a Save Garden

Planting Schedule

Add Siberian Garlic to your garden to build a schedule and get reminders.
Botanical illustration of Siberian Garlic
210d to harvest

Siberian Garlic brings a bold, warming aroma that blooms into a rich, savory flavor—sharp at first, then beautifully mellow. Expect firm, medium-to-large bulbs with a classic hardneck personality: easy to peel cloves and a satisfyingly snappy texture that holds its character for roasting, sauces, and slow-simmered favorites. Grow Siberian Garlic for dependable, long-season performance and the kind of kitchen-ready intensity that makes every harvest feel like a triumph.

Crop Dates

Growing note: In frost-free Zone 12a, grow this cool-season crop during the cooler dry season (October–February).
MilestoneDate
Start Indoors—
ClimateFrost-Free Climate
Transplant / Sow OutdoorsOct 1st
Harvest BeginsFeb 28th
Harvest EndsFeb 28th

Crop Details

TraitValue
Days to Maturity210
Sun RequirementsFull SunFull sun
Growth HabitBulbing
Support NeededNone
Planting DepthNormal
Germination Temp (°F)50
Min Soil Temp (°F)45
Min Night Temp (°F)28
Harden Off (days)Not Required

Today's Conditions

Outdoor planting for Siberian Garlic in Zone 12a typically begins around 2026-10-01. Wait until soil reaches at least 45°F before transplanting Siberian Garlic.

Garden Alerts

In frost-free Zone 12a, grow this cool-season crop during the cooler dry season (October–February).

Recommended Companions

Amsterdam Forcing Carrot
View Details →
Gherking Cucumber
View Details →
Paul Robeson Tomato
View Details →
Napoli Carrot
View Details →
Tonnelet Tomato
View Details →
Manny Cucumber
View Details →

Frequently Asked Questions

What pest or disease most commonly affects Allium sativum (garlic), and how do I stop it?
Garlic most often suffers from fungal basal rot (often seen as soft, brown rot at the bottom of the bulb) and sometimes white rot. Plant only healthy, firm cloves, rotate away from all Allium crops for several years, and avoid overhead watering so the leaves and neck stay dry; if you spot rotting plants, remove them promptly to protect nearby bulbs. Ensure the soil drains well and don’t over-fertilize with nitrogen late in the season, which can make plants more prone to rot.
During the main growing phase, how often should I water Allium sativum and what soil moisture level should I aim for?
From spring growth through bulb sizing, keep soil consistently moist but not waterlogged—about 1 inch (2.5 cm) of water per week total, adjusted for rain and heat. Water deeply when the top 1–2 inches (2.5–5 cm) of soil feel dry, then let excess drain; garlic needs oxygen around the roots, so soggy soil increases rot risk. In the final 3–4 weeks before harvest, reduce watering so the bulbs can dry and cure properly.
Botanical illustration of Siberian Garlic

Siberian Garlic brings a bold, warming aroma that blooms into a rich, savory flavor—sharp at first, then beautifully mellow. Expect firm, medium-to-large bulbs with a classic hardneck personality: easy to peel cloves and a satisfyingly snappy texture that holds its character for roasting, sauces, and slow-simmered favorites. Grow Siberian Garlic for dependable, long-season performance and the kind of kitchen-ready intensity that makes every harvest feel like a triumph.

Today's Conditions

Outdoor planting for Siberian Garlic in Zone 12a typically begins around 2026-10-01. Wait until soil reaches at least 45°F before transplanting Siberian Garlic.

Garden Alerts

In frost-free Zone 12a, grow this cool-season crop during the cooler dry season (October–February).

Sowing Tips

Soil Temperature

Direct sow or transplant when soil at planting depth holds 45°F for reliable germination and early growth.

Expert Note

Plant cloves in fall (or very early spring if needed) and mulch heavily; Siberian hardneck is cold-hardy but still needs a cool rooting period for big bulbs.