Kettle River Giant

Family: Amaryllidaceae Vegetable

Sink your senses into Kettle River Giant’s bold, lingering aroma—rich, pungent, and unmistakably hardneck.

At maturity, it forms large, well-filled bulbs with a creamy, satiny texture and deep clove character that shines when roasted for mellow sweetness or used fresh for bright, assertive flavor in sauces and pickles. A standout for gardeners who want impressive size and dependable performance, Kettle River Giant rewards with a confident harvest and a pantry-worthy presence.

Light: Full SunMaturity: 240 DaysHabit: Bulbing

Botanical illustration of Kettle River Giant

Planting schedules and alerts are optimized for Columbus (Zone 6b).

Crop Dates

Growing note: Zone 6b has only 174 frost-free days — shorter than this crop's 240-day maturity. Outdoor planting is not viable; use protected cultivation.

Milestone	Date
Last Frost	Apr 25th
Growing Approach	Protected Environment Only

Crop Details

Trait	Value
Days to Maturity	240
Sun Requirements	Full Sun
Growth Habit	Bulbing
Support Needed	None
Planting Depth	Normal
Germination Temp (°F)	50
Min Soil Temp (°F)	40
Min Night Temp (°F)	25
Harden Off (days)	Not Required

Culinary Notes

Chef's Note

Kettle River Giant is hardneck big-clove garlic—its aroma hits first and lingers, then turns luxuriously sweet and spreadable under heat. Use it roasted for a creamy, mellow paste, or raw/smashed for a sharp, clean bite that cuts through fat and makes sauces feel louder.

Best Uses

roast the whole bulb until spreadable—sweet, silky paste for toast or mash
mince and bloom in olive oil or butter for assertive sauces
fresh smash-and-mix into vinaigrettes or quick pickles
slow-simmer into stews and braises for rounded, savory depth

Flavor Profile

bold pungency with a long, aromatic finish big, creamy-satiny clove texture sweet-mellow when roasted bright bite when used raw or lightly cooked

Kitchen Pairings

olive oil butter lemon juice black pepper parmesan roasted meats

Frequently Asked Questions

What pest or disease is most likely on Allium sativum (garlic), and how can I manage it?

One common issue is white rot (Sclerotium cepivorum), which causes yellowing, wilting, and white fungal growth on roots and the base of the bulb. Remove and discard affected plants, avoid replanting garlic or other Allium in the same bed for 7–10 years, and keep soil evenly moist but not waterlogged to reduce stress. If you spot early symptoms, dig out plants promptly to limit spread.

How often should I water Allium sativum during the main growing phase?

During active leaf growth and bulb development, water deeply about 1 inch per week, adjusting for rainfall, so the soil stays consistently moist but drains well. Let the top 1–2 inches of soil dry slightly between waterings to prevent bulb-base rots. In the final 3–4 weeks before harvest, taper off watering to keep the bulbs from staying too wet.

How do I tell when Kettle River Giant garlic (Allium sativum) is ready to harvest?

Harvest when the lower leaves have yellowed and died back to about 3–5 green leaves remaining, typically around 240 days from planting. Stop watering once the tops are drying down, and lift bulbs on a dry day so skins aren’t coated with wet soil. If you gently brush away soil, mature bulbs should feel firm and well-filled with distinct cloves.

Kettle River Giant

Planting Schedule

Crop Dates

Crop Details

Culinary Notes

Frequently Asked Questions