FrostCal

When to Plant Spinach in Maryland

In a typical Maryland location, sow outdoors Feb 20 – Mar 6. Across the state, the outdoor planting window starts as early as Feb 8 in California and as late as Mar 13 in Westminster. For a fall crop, plant around Sep 11 – Sep 25.

Method Direct sow
Days to maturity 40–50 days

Very cold-hardy; direct sow 4-6 weeks before last frost as soon as soil can be worked.

Spinach Planting Dates by City

CityDirect sowFall planting
BaltimoreFeb 10 – Feb 24Sep 26 – Oct 10
ColumbiaFeb 27 – Mar 13Sep 5 – Sep 19
GermantownMar 3 – Mar 17Sep 3 – Sep 17
Silver SpringFeb 27 – Mar 13Sep 6 – Sep 20
FrederickFeb 19 – Mar 5Sep 11 – Sep 25
WaldorfFeb 20 – Mar 6Sep 13 – Sep 27
Glen BurnieFeb 27 – Mar 13Sep 5 – Sep 19
GaithersburgFeb 18 – Mar 4Sep 11 – Sep 25
RockvilleFeb 18 – Mar 4Sep 11 – Sep 25
Ellicott CityFeb 27 – Mar 13Sep 5 – Sep 19
DundalkFeb 10 – Feb 24Sep 26 – Oct 10
BethesdaFeb 26 – Mar 12Sep 5 – Sep 19
BowieMar 11 – Mar 25Aug 27 – Sep 10
TowsonFeb 19 – Mar 5Sep 12 – Sep 26
Aspen HillFeb 18 – Mar 4Sep 11 – Sep 25
WheatonFeb 18 – Mar 4Sep 11 – Sep 25
Bel Air SouthFeb 27 – Mar 13Sep 4 – Sep 18
Gwynn OakFeb 19 – Mar 5Sep 12 – Sep 26
PotomacFeb 18 – Mar 4Sep 11 – Sep 25
SevernFeb 27 – Mar 13Sep 5 – Sep 19
North BethesdaFeb 18 – Mar 4Sep 11 – Sep 25
CatonsvilleFeb 10 – Feb 24Sep 26 – Oct 10
AnnapolisFeb 13 – Feb 27Sep 18 – Oct 2
HagerstownFeb 28 – Mar 14Sep 2 – Sep 16
EssexFeb 10 – Feb 24Sep 26 – Oct 10
HanoverFeb 27 – Mar 13Sep 5 – Sep 19
WoodlawnFeb 19 – Mar 5Sep 12 – Sep 26
Severna ParkFeb 13 – Feb 27Sep 18 – Oct 2
OdentonFeb 27 – Mar 13Sep 5 – Sep 19
Saint CharlesFeb 20 – Mar 6Sep 13 – Sep 27

Showing the 30 most populous of 151 Maryland cities. Dates are estimates from each city's NOAA frost normals and university extension timing guidelines. See all Maryland cities.

Frequently Asked Questions

When should I plant spinach in Maryland?

In a typical Maryland location, sow outdoors Feb 20 – Mar 6. Across the state, the outdoor planting window starts as early as Feb 8 in California and as late as Mar 13 in Westminster. For a fall crop, plant around Sep 11 – Sep 25.

When is the last frost in Maryland?

The average last spring frost in Maryland ranges from March 22 in California to April 24 in Westminster, based on NOAA 1991–2020 climate normals.

How long do spinach take to grow?

Spinach typically take 40–50 days from planting to harvest. Very cold-hardy; direct sow 4-6 weeks before last frost as soon as soil can be worked.

Other Crops in Maryland

When to plant spinach in other states

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