SproutSmart
SproutSmart Intelligent Garden Sowing

German White

Garlic
Botanical illustration of German White
🌱 210d to harvest Bulbing

Fragrant and bold from the first peel, German White hardneck garlic fills the air with a clean, lingering pungency and a rich, sa…

Planting Schedule

Add German White to your garden to build a schedule and get reminders.

Crop Dates

MilestoneDate
Start IndoorsDirect Sow
Last FrostMay 13th
Transplant / Sow OutdoorsMar 4th
Harvest BeginsSep 30th
Harvest EndsSep 27th

Crop Details

TraitValue
Days to Maturity210
Sun RequirementsFull SunFull sun
Growth HabitBulbing
Support NeededNone
Planting DepthNormal
Germination Temp (°F)50
Min Soil Temp (°F)40
Min Night Temp (°F)28
Harden Off (days)Not Required

Frequently Asked Questions


What pest or disease commonly affects Allium sativum (garlic), and how can I manage it?
Garlic often suffers from white rot (Sclerotium cepivorum), which causes yellowing, stunted growth, and white fungal growth on roots and bulbs. Remove and discard infected plants, avoid planting alliums in the same spot for several years, and ensure bulbs are planted in well-drained soil to reduce spread. In-season, also watch for bulb rot and leaf spotting—improve airflow and remove diseased leaves early to limit secondary infections.
How often should I water Allium sativum during the main growing phase?
During active growth (from sprouting through bulbing), keep the soil evenly moist but never waterlogged—aim for about 1 inch of water per week, adjusting for rain and heat. Water deeply when the top 1–2 inches of soil dry out, then let excess moisture drain away. In the final weeks before harvest, reduce watering so wrappers can dry and bulbs store better.
How do I know when Allium sativum (German Extra Hardy garlic) is ready to harvest?
Harvest when about 40–60% of the lower leaves have turned brown and the remaining leaves are still green, typically around 210 days from planting for this crop. Check bulb fill by gently lifting one plant—mature bulbs should feel firm with distinct cloves and well-formed papery skins. Avoid waiting until all leaves brown and split, which increases the chance of poor storage and damaged skins.
Botanical illustration of German White

Fragrant and bold from the first peel, German White hardneck garlic fills the air with a clean, lingering pungency and a rich, savory depth. The cloves are creamy-white and generously sized, with a firm, satiny texture that roasts into mellow sweetness while still carrying a distinct garlic snap. Grow German White for standout flavor in sauces, roasted preparations, and pickled specialties—an heirloom-worthy bulb that rewards patient gardeners with a dramatic harvest after about 210 days.

Sowing Tips

Transplant Conditions

Wait until soil reaches 40°F and nights stay above 28°F before moving outdoors.

Expert Note

Plant hardneck garlic cloves in fall with the pointed end up, then mulch heavily to protect crowns through winter for best bulb size and storage.