When to Plant Garlic in Maryland
Plant in fall, harvest in summer. Garlic is one of the most rewarding crops for the patient gardener.
The Short Answer
Maryland Frost Dates
Your planting dates depend on which part of Maryland you're in. Here are the frost date ranges by region:
| Region | Zones | Last Frost (Spring) | First Frost (Fall) |
|---|---|---|---|
| Western Maryland | 5b, 6a | May 1 - May 15 | Sep 25 - Oct 10 |
| Central Maryland | 6b, 7a | Apr 10 - Apr 25 | Oct 10 - Oct 25 |
| Eastern Shore | 7a, 7b, 8a | Apr 1 - Apr 15 | Oct 20 - Nov 5 |
Garlic Planting Schedule for Maryland
Western Maryland (Zones 5b, 6a)
Average last frost: May 1 - May 15 · Average first frost: Sep 25 - Oct 10
Central Maryland (Zones 6b, 7a)
Average last frost: Apr 10 - Apr 25 · Average first frost: Oct 10 - Oct 25
Eastern Shore (Zones 7a, 7b, 8a)
Average last frost: Apr 1 - Apr 15 · Average first frost: Oct 20 - Nov 5
Growing Garlic in Maryland
Garlic in Maryland'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 Maryland
Clay soils in Piedmont. Sandy loam on Eastern Shore. Acidic in most areas. Rich alluvial soils along river valleys. Loose, well-drained soil is especially important for garlic since the edible portion grows underground. If your soil is heavy clay, consider raised beds.
Maryland Climate & Growing Season
Moderate climate with four seasons. Hot, humid summers. Good growing season. Diverse growing conditions across the state. Garlic can handle frost well, which is an advantage in Maryland's climate. You can push planting dates earlier in spring and extend into fall.
Growing season length varies across Maryland: Western Maryland (5b, 6a) has a last frost around May 1 - May 15, while Eastern Shore (7a, 7b, 8a) sees frost end around Apr 1 - Apr 15. This difference matters for garlic — adjust your planting dates to match your specific region.
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:
Keep garlic away from:
The Bottom Line
Last reviewed: March 29, 2026