FrostCal

When to Plant Dill in Maine

In a typical Maine location, sow outdoors Apr 11 – Apr 25. Across the state, the outdoor planting window starts as early as Apr 4 in Lewiston and as late as Apr 25 in Sanford.

Method Direct sow
Days to maturity 40–60 days

Taprooted, does not transplant well; direct sow 1-3 weeks before last frost, succession sow through summer.

Dill Planting Dates by City

CityDirect sow
PortlandApr 5 – Apr 19
LewistonApr 4 – Apr 18
BangorApr 13 – Apr 27
West ScarboroughApr 5 – Apr 19
South PortlandApr 5 – Apr 19
South Portland GardensApr 5 – Apr 19
AuburnApr 4 – Apr 18
BiddefordApr 18 – May 2
SanfordApr 25 – May 9
SacoApr 18 – May 2
AugustaApr 6 – Apr 20
WestbrookApr 5 – Apr 19
WatervilleApr 11 – Apr 25
BrunswickApr 11 – Apr 25
York BeachApr 10 – Apr 24
Wells Beach StationApr 18 – May 2
OronoApr 10 – Apr 24
LisbonApr 24 – May 8
North BathApr 19 – May 3
BrewerApr 13 – Apr 27
Presque IsleApr 23 – May 7

Showing the 21 most populous of 21 Maine cities. Dates are estimates from each city's NOAA frost normals and university extension timing guidelines. See all Maine cities.

Frequently Asked Questions

When should I plant dill in Maine?

In a typical Maine location, sow outdoors Apr 11 – Apr 25. Across the state, the outdoor planting window starts as early as Apr 4 in Lewiston and as late as Apr 25 in Sanford.

When is the last frost in Maine?

The average last spring frost in Maine ranges from April 25 in Lewiston to May 16 in Sanford, based on NOAA 1991–2020 climate normals.

How long do dill take to grow?

Dill typically take 40–60 days from planting to harvest. Taprooted, does not transplant well; direct sow 1-3 weeks before last frost, succession sow through summer.

Other Crops in Maine

When to plant dill in other states

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