When to Plant Scallions in Allegany County, MD
Scallions (green onions) are mild-flavored alliums harvested for their slender green tops and white bases. They are quick-growing and perfect for succession planting.
Allegany County, Maryland is in USDA Zone 6a. The average last spring frost is May 6 and the first fall frost is October 12, giving you a growing season of approximately 159 days.
At an elevation of 936 feet, Allegany County receives approximately 38.6 inches of rainfall annually with predominantly silt loam soil. Summer highs average 89°F, providing good warmth for Scallions during the growing season.
Allegany County Soil Profile
Soil Type
Silt Loam
Soil pH
5.6-6.6
Drainage
Well Drained
Plant Planting Risk Windows
Percentages indicate frost risk at transplant. The 70% safe window means there is a 30% chance of frost after transplant — suitable for cold-hardy crops or gardeners with frost protection. The 90% safe window is best for tender plants.
Plant Water Budget
Scallions Planting Timeline — Allegany County, MD
Scallions Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Start Indoors | April 1 | Apr 1 – Apr 15 |
| Transplant Outdoors | May 6 | May 6 – May 20 |
| Direct Sow | April 22 | Apr 22 – May 13 |
| Fall Sowing | August 3 | Aug 3 – Aug 17 |
| Harvest | July 1 | Jul 1 – Jul 29 |
Plant 0.5" deep · 6" apart · Rows 12" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | — |
| April | Start Indoors Direct Sow |
| May | Transplant Outdoors Direct Sow |
| June | — |
| July | Harvest |
| August | Fall Sowing |
| September | — |
| October | — |
| November | — |
| December | — |
Growing Conditions
Sun
Full Sun (6-8+ hours)
Water
Moderate — regular watering
Days to Maturity
50–70 days
Soil pH
6 – 7
USDA Zone
Zone 6a
Growing Season
159 days
Growing Tips for Allegany County
Direct sow every 3 weeks for continuous harvest. Thin to 1 inch apart or grow in clusters. Harvest when pencil-thick by pulling or cutting at soil level.
Companion Planting
Good Companions
Avoid Planting Near
Level Up Your Garden
Scallions in Other Locations
Frequently Asked Questions
When should I plant Scallions in Allegany County, MD?
Allegany County is in Zone 6a with an average last frost of May 6. Plan your Scallions planting based on this frost date — see the calendar above for exact timing.
What planting zone is Allegany County, MD?
Allegany County, Maryland is in USDA Hardiness Zone 6a. The average last spring frost is May 6 and first fall frost is October 12.
Plan Your Garden with Confidence
Get our free Garden Planner — designed to help Allegany County gardeners in Zone 6a organize planting dates, track what's growing, and never miss a planting window.
Get Your Free Garden Planner →Free download. Plan your entire garden season in minutes.