Raleigh 4 SW, NC Lawn Care Calendar

Every timing-sensitive lawn job in Raleigh 4 SW, timed to the local climate record — not a national average.

Turf region
Transition zone
Tall fescue and Kentucky bluegrass alongside Bermuda and Zoysia
Last spring frost
Mar 28
median, 1991–2020
First fall frost
Nov 9
median, 1991–2020
Growing stretch
226 days
frost to frost

Cool-season lawns

TaskRaleigh 4 SW windowWhy then
Crabgrass pre-emergent Mar 7 – Mar 28 Soil nearing 55°F — must beat germination
Light spring feeding Mar 28 – Apr 25 After green-up, before summer stress
Aerate + overseed Sep 10 – Sep 25 Fall growth surge; established before cold
Main fall feeding Sep 14 – Oct 12 The year’s most important nitrogen
Winterizer feeding Oct 12 – Oct 26 Root reserves for spring green-up
Final mow Nov 2 – Nov 23 Growth stops around first frost

Warm-season lawns

TaskRaleigh 4 SW windowWhy then
Crabgrass pre-emergent Mar 7 – Mar 28 Southern soil warms early — don’t be late
Seed / sod / establish Apr 11 – Apr 25 Soil 65–70°F; a full season to mature
First feeding Apr 18 – May 9 At full green-up, not before
Aerate / dethatch Apr 25 – May 23 Peak growth heals the disturbance fast
Last nitrogen Sep 14 – Sep 28 6–8 weeks before frost — then stop
Growth stops / final mow Oct 26 – Nov 16 Dormancy arrives with first frost

Anchored to NOAA 1991–2020 climate normals at the RALEIGH 4 SW station. Windows are estimates — soil temperature is the real trigger, especially for pre-emergent. Check your own ZIP with the lawn calendar lookup.

Raleigh 4 SW lawn care, month by month

North Carolina sits in the turf transition zone, so the calendar depends on which grass family you have — they run on opposite schedules. Cool-season lawns (tall fescue, bluegrass) peak in spring and fall; warm-season lawns (Bermuda, Zoysia) do everything in the warm half. Not sure which you have? Start with the grass identification guides.

MonthCool-season lawnsWarm-season lawns
January Dormant — keep leaves cleared, stay off frozen turfDormant (brown is normal) — no nitrogen, light cleanup only
February Dormant — keep leaves cleared, stay off frozen turfDormant (brown is normal) — no nitrogen, light cleanup only
March Apply crabgrass pre-emergent · Light feeding after green-upApply crabgrass pre-emergent
April Light feeding after green-upSeed, sod, or plug new grass · First feeding at full green-up · Aerate / dethatch
May Mow high (3–3.5″); water deeply in dry spells; no feeding in heatFirst feeding at full green-up · Aerate / dethatch
June Mow high (3–3.5″); water deeply in dry spells; no feeding in heatPeak growth — regular mowing, about 1″ of water a week
July Mow high (3–3.5″); water deeply in dry spells; no feeding in heatPeak growth — regular mowing, about 1″ of water a week
August Mow high (3–3.5″); water deeply in dry spells; no feeding in heatPeak growth — regular mowing, about 1″ of water a week
September Aerate + overseed · Main fall feedingLast nitrogen of the year
October Main fall feeding · Winterizer feedingGrowth stops — final mow
November Final mow of the yearGrowth stops — final mow
December Dormant — keep leaves cleared, stay off frozen turfDormant (brown is normal) — no nitrogen, light cleanup only

Reading the Raleigh 4 SW lawn year

Transition-zone timing cuts both ways in Raleigh 4 SW: cool-season lawns get their big renovation in early fall (overseed Sep 10 – Sep 25), while warm-season lawns establish in late spring (Apr 11 – Apr 25) and want their last feeding by Sep 14 – Sep 28. The one shared date is the pre-emergent window in spring — both families need crabgrass stopped before soil crosses 55°F.

Grasses that fit Raleigh 4 SW

Frequently asked questions

When should I overseed my lawn in Raleigh 4 SW?

For cool-season grass (bluegrass, fescue, ryegrass), overseed in early fall — in Raleigh 4 SW that means roughly Sep 10 – Sep 25, timed 45–60 days before the average first fall frost (Nov 9) so seedlings establish before cold. Spring works as a backup but collides with crabgrass season.

When should I plant warm-season grass in Raleigh 4 SW?

Seed, sod, or plug Bermuda, Zoysia, and other warm-season grasses in late spring — around Apr 11 – Apr 25 in Raleigh 4 SW, once soil has warmed well past the last frost. That gives new grass a full growing season to mature before its first winter dormancy.

When do I put down crabgrass preventer in Raleigh 4 SW?

Aim for Mar 7 – Mar 28 — the estimated stretch when Raleigh 4 SW soil approaches the ~55°F germination threshold, anchored to the average last frost (Mar 28). It's an estimate: a soil thermometer reading 50–55°F at 2″ depth for several days is the precise trigger, and pre-emergent must go down before crabgrass sprouts, not after.

When should I stop mowing in Raleigh 4 SW?

Keep mowing as long as the grass grows — in Raleigh 4 SW that's typically until Nov 2 – Nov 23, around the average first fall frost (Nov 9). Take the final cut slightly shorter to discourage snow mold.

What grass grows best in Raleigh 4 SW?

North Carolina is in the turf transition zone, so both families are common: Tall fescue and Kentucky bluegrass alongside Bermuda and Zoysia. Tall fescue is the usual cool-season pick and Bermuda or Zoysia the warm-season ones — they run on opposite calendars, so identify what you have first. See the grass guides linked below for identification and care.