SproutSmart
SproutSmart Intelligent Garden Sowing

German Red

Garlic
Botanical illustration of German Red
🌱 240d to harvest Bulbing

Experience German Red’s bold, lingering aroma and richly complex bite—garlic cloves that roast to a mellow sweetness while still …

Planting Schedule

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

Crop Dates

MilestoneDate
Start IndoorsDirect Sow
Last FrostJan 1st
Transplant / Sow OutdoorsNov 6th
Harvest BeginsJul 4th
Harvest EndsDec 31st

Crop Details

TraitValue
Days to Maturity240
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) like ‘German Red’, and how can I manage it?
Garlic commonly suffers from white rot (Sclerotium cepivorum) and botrytis/leaf blight in wet, cool conditions. Remove and discard infected plants immediately, avoid overhead irrigation, and rotate out of all Allium crops for several years to reduce soil carryover. For prevention, plant only healthy cloves and improve airflow so leaves dry quickly after rain or watering.
How often should I water Allium sativum during its main growing phase, and what soil moisture level should I aim for?
During active leaf and bulb growth, keep the soil consistently moist but not waterlogged—about 1 inch (2.5 cm) of water per week depending on rainfall and your soil’s drainage. Water deeply, then let the top 1–2 inches (2.5–5 cm) of soil dry slightly before the next watering to prevent bulb diseases. Once the lower leaves start yellowing near maturity, reduce watering to avoid splitting and to help curing.
How can I tell when Allium sativum is ready to harvest?
Harvest when 40–60% of the leaves have turned brown and dried, while the rest still look green. Lift a bulb carefully and check that the papery skins are fully formed and tightly wrapped around the cloves. If the skins are still thin or the cloves separate easily, wait a bit longer; if most leaves are brown, don’t delay harvest.
Botanical illustration of German Red

Experience German Red’s bold, lingering aroma and richly complex bite—garlic cloves that roast to a mellow sweetness while still carrying a deep, savory backbone. The bulbs form with a strong hardneck character, producing firm, easy-to-separate cloves wrapped in handsome, warm reddish-purple skins. Grow German Red for dependable, cold-hardy performance and for flavorful results in sauces, sautés, and pickled preparations.

Sowing Tips

Transplant Conditions

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

Expert Note

Plant hardneck garlic in fall when soil is cooling (before deep freezes) so roots establish but tops don’t push too much; mulch heavily for winter protection.