Lawn Care Guide for Butte County

Butte County, California

Data Story

About Lawn Care in Butte County, California

Abundant Water for Butte Lawns

Butte County scores a 60.3 on the lawn difficulty scale, making it easier to grow grass here than in many other parts of California. This zone 9b region benefits from high rainfall, though it faces more extreme heat than the national average. You will find that keeping a green lawn is much more achievable than the state average score of 51.3 would suggest.

High Rainfall and Intense Sun

Butte receives 48.1 inches of annual precipitation, placing it at the top end of the ideal range for lawn growth. This water wealth is offset by 72 extreme heat days, which is much higher than the California average of 59 days. Your mowing schedule will be busiest in the spring, but you must be careful not to cut too short during the blistering July heat.

Building a Healthy Soil Base

Specific soil metrics for Butte County are unavailable, but with 4,283 growing degree days, your soil works hard to support rapid growth. You should test your soil's pH to see if it matches the 6.0-7.0 ideal range for most turfgrasses. Proper aeration is often necessary in this region to prevent compaction from the heavy annual rains.

Strong Water Security

Butte County currently experiences zero drought conditions, maintaining 100% drought-free status over the last year. Despite this, the high number of extreme heat days means your lawn can dry out faster than you expect. Efficient irrigation remains important to manage the intense summer sun while taking advantage of the high annual rainfall.

Best Grasses for the Sacramento Valley

Warm-season grasses like Bermuda thrive in Butte’s heat, but Tall Fescue is also a common choice for its year-round green. Your frost-free window runs from March 4 to December 7, giving you a very long period to establish new growth. Plant in late winter or early spring to let your lawn mature before the 90-degree days arrive in force.

Lawn Difficulty Score

17/100
Easy
Rainfall6/100
Soil Quality0/100
Temperature36/100
Growing Season40/100
Drought0/100

Soil Summary

pH

N/A

Texture

N/A

Drainage

N/A

Organic Matter

N/A

View full soil details

Recommended Grasses

Warm-SeasonTransition Zone

Bermudagrass

Cynodon dactylon

Drought: 5/5Shade: 1/5
Suitability70%
View Seeds
Warm-Season

St. Augustinegrass

Stenotaphrum secundatum

Drought: 2/5Shade: 4/5
Suitability70%
View Seeds
Warm-Season

Bahiagrass

Paspalum notatum

Drought: 4/5Shade: 2/5
Suitability70%
View Seeds
Warm-Season

Seashore Paspalum

Paspalum vaginatum

Drought: 3/5Shade: 2/5
Suitability70%
View Seeds

Climate Snapshot

Annual Precip

48.1"

Growing Degree Days

4,283.467

Base 50F

Last Spring Frost

03/04

First Fall Frost

12/07

Days Above 95F

72

Hardiness Zone

9b

Seeding Calendar — Zone 9B

J
F
M
A
M
J
J
A
S
O
N
D
Warm Seed (Best)
Warm Seed (OK)
Warm Seed (Best)
Warm Seed (OK)
Optimal (cool)
Acceptable (cool)
Optimal (warm)
Acceptable (warm)

Seasonal Lawn Care Checklist

Spring

  • Apply pre-emergent herbicide when soil reaches 55F
  • Begin mowing when grass reaches 3 inches
  • Start irrigation if rainfall is below 1 inch/week
  • Soil test every 2-3 years — adjust lime or sulfur as needed

Summer

  • Raise mowing height to reduce heat stress
  • Water deeply 1-2 times per week (1 inch total)
  • Avoid fertilizing cool-season grasses in peak heat
  • Scout for grubs and treat if >10 per sq ft

Fall

  • Overseed warm-season lawns if thinning
  • Apply fall fertilizer (highest N application for cool-season)
  • Continue mowing until growth stops
  • Rake or mulch leaves to prevent smothering

Winter

  • Apply pre-emergent for winter weeds
  • Service mower and sharpen blades
  • Plan spring soil amendments based on fall test
  • Overseed with ryegrass for winter color

Watering Deficit Calculator

50020,000 sq ft

Monthly Deficit

0.0"

inches of water

Monthly Water

0

gallons

Estimated Monthly Cost

$0.00

at $0.008/gallon average

Estimates based on 48" annual precipitation and estimated evapotranspiration. Actual costs vary by local water rates.

Want detailed soil composition, drainage classes, and soil series data? View soil details on SoilByCounty.com

Data sourced from USDA SSURGO, NOAA Climate Normals (1991-2020), USDA Plant Hardiness Zone Map, and US Drought Monitor. Lawn difficulty scores and grass recommendations are estimates for informational purposes only.