FrostCal

When to Plant Green Beans in Delaware

In a typical Delaware location, sow outdoors Apr 7 – Apr 21. Across the state, the outdoor planting window starts as early as Mar 30 in Claymont and as late as Apr 19 in Hockessin.

Method Direct sow
Days to maturity 50–65 days

Direct sow at last frost to 2 weeks after, once soil has warmed; frost-tender, do not rush.

Green Beans Planting Dates by City

CityDirect sow
WilmingtonApr 7 – Apr 21
DoverApr 4 – Apr 18
NewarkApr 7 – Apr 21
MiddletownApr 7 – Apr 21
BearApr 7 – Apr 21
BrooksideApr 7 – Apr 21
GlasgowApr 7 – Apr 21
HockessinApr 19 – May 3
SmyrnaApr 4 – Apr 18
Pike Creek ValleyApr 7 – Apr 21
MilfordApr 11 – Apr 25
ClaymontMar 30 – Apr 13
North StarApr 7 – Apr 21
Pike CreekApr 7 – Apr 21
Wilmington ManorApr 7 – Apr 21
SeafordApr 11 – Apr 25
GeorgetownApr 4 – Apr 18
ElsmereApr 7 – Apr 21
EdgemoorApr 7 – Apr 21
New CastleApr 7 – Apr 21

Showing the 20 most populous of 20 Delaware cities. Dates are estimates from each city's NOAA frost normals and university extension timing guidelines. See all Delaware cities.

Frequently Asked Questions

When should I plant green beans in Delaware?

In a typical Delaware location, sow outdoors Apr 7 – Apr 21. Across the state, the outdoor planting window starts as early as Mar 30 in Claymont and as late as Apr 19 in Hockessin.

When is the last frost in Delaware?

The average last spring frost in Delaware ranges from March 30 in Claymont to April 19 in Hockessin, based on NOAA 1991–2020 climate normals.

How long do green beans take to grow?

Green Beans typically take 50–65 days from planting to harvest. Direct sow at last frost to 2 weeks after, once soil has warmed; frost-tender, do not rush.

Other Crops in Delaware

When to plant green beans in other states

Related Guides