Root Vegetable

When to Plant Garlic in Rhode Island

Plant in fall, harvest in summer. Garlic is one of the most rewarding crops for the patient gardener.

The Short Answer

In Rhode Island, soil conditions are an important factor for garlic. Rocky, acidic New England soils. Sandy near coast. Glacial deposits throughout. Amendment needed for most vegetable gardening. Garlic can also be planted in fall, 6 weeks before your first frost.

Rhode Island Frost Dates

Your planting dates depend on which part of Rhode Island you're in. Here are the frost date ranges by region:

Region	Zones	Last Frost (Spring)	First Frost (Fall)
Rhode Island	6a, 6b, 7a	Apr 15 - May 5	Oct 5 - Oct 25

Garlic Planting Schedule for Rhode Island

Rhode Island (Zones 6a, 6b, 7a)

Average last frost: Apr 15 - May 5 · Average first frost: Oct 5 - Oct 25

Fall Planting

6 wks before first frost

Growing Garlic in Rhode Island

Garlic in Rhode Island's Climate

Your climate grows both hardneck and softneck garlic well. Plant in October-November, 6 weeks before ground freeze. Hardneck varieties produce scapes in June (harvest and eat them) and bulbs in July. Softneck varieties store longer. Your moderate winter provides enough cold for vernalization without the extreme that can heave poorly mulched cloves.

Soil Considerations for Rhode Island

Rocky, acidic New England soils. Sandy near coast. Glacial deposits throughout. Amendment needed for most vegetable gardening. Loose, well-drained soil is especially important for garlic since the edible portion grows underground. If your soil is heavy clay, consider raised beds.

Rhode Island Climate & Growing Season

Maritime climate moderates temperatures. Four seasons. Moderate growing season. Ocean influence reduces frost risk near coast. Garlic can handle frost well, which is an advantage in Rhode Island's climate. You can push planting dates earlier in spring and extend into fall.

Growing Tips

Plant individual cloves pointy-side up in fall, 4-6 weeks before ground freezes. Mulch heavily. Harvest when lower leaves brown.

Companion Planting

Plant garlic alongside these companions for better growth:

Tomatoes Peppers Lettuce Beets

Keep garlic away from:

Beans Peas

The Bottom Line

Garlic can be grown successfully across Rhode Island, but your exact planting dates depend on which region you're in. Rhode Island gardeners should plan around a Apr 15 - May 5 last frost, while those in Rhode Island can typically plant later. For exact dates based on your zip code, use our free planting date finder.

Note: All dates are based on NOAA 30-year Climate Normals and represent historical averages, not predictions for any specific year. Always check your local weather forecast before planting frost-sensitive crops. Learn about our data sources.

Last reviewed: March 29, 2026