LawnWeather

Vermont Lawn Care Calendar

In Vermont, crabgrass preventer typically goes down between Apr 23 and May 25: first in Brattleboro, last in Montpelier. Below are typical fertilizer, seeding and frost dates for Burlington, Montpelier and Brattleboro, from 2016–2025 weather data. Enter your ZIP code for this year's timing.

When to apply pre-emergent in Vermont

Typically between Apr 23 and May 25, depending on where you live. The window opens first in Brattleboro (around Apr 23) and last in Montpelier (around May 1). Apply when soil reaches 50°F, before it stays above 55°F.

CityCrabgrass preventer window
BrattleboroApr 23 – May 22
BurlingtonApr 28 – May 15
MontpelierMay 1 – May 25

Cool-season lawn calendar

Lawns across Vermont are mostly cool-season grass (tall fescue, Kentucky bluegrass, perennial ryegrass).

CitySpring fertilizerOverseeding & seedingFall fertilizer
BurlingtonMay 8 – Jun 12Aug 18 – Oct 7Aug 23 – Nov 3
MontpelierMay 18 – Jun 22Jul 30 – Sep 18Aug 1 – Nov 2
BrattleboroMay 15 – Jun 19Jul 30 – Sep 18Aug 13 – Nov 3

Frost dates in Vermont

CityLast spring frostFirst fall frost
BurlingtonApr 22Nov 1
MontpelierMay 8Oct 13
BrattleboroApr 29Oct 13

Median dates, 2016–2025. A dash means frost does not occur in most years.

Frequently asked questions

When should I put down pre-emergent in Vermont?

Typically between Apr 23 and May 25, depending on where you live. The window opens first in Brattleboro (around Apr 23) and last in Montpelier (around May 1). Apply when soil reaches 50°F, before it stays above 55°F.

When is the best time to seed grass in Vermont?

Early fall is best for cool-season grass (tall fescue, Kentucky bluegrass, perennial ryegrass): typically from Jul 30 to Oct 7 across Vermont, while soil cools from 65°F toward 50°F.

What type of grass grows in Vermont?

Most lawns in Vermont are cool-season grass (tall fescue, Kentucky bluegrass, perennial ryegrass).

Lawn care guides

Other states