General year round care

Starting Months

Apr

May

Jun

Jul

Aug

Sep

Oct

Liming

Fertilizing with N (Nitrogen), P (Phosphorus), and K (Potassium) analysis ratios of 3-1-2 or 4-1-2 are acceptable for use on any lawn.

By leaving the
grass clipping on the lawn you are fertilizing almost continually.

Mowing

Watering (See water table)

Aerating

Dethatching

Seeding/Reseeding

Before April 15^th use crabgrass preventers

Lawn type

Green Turf¹
inches of water per week

Dormant Turf²
inches of water per week

Perennial ryegrass

1.5

1.0

Kentucky bluegrass

1.2

0.7

Tall fescue

0.8

0.5

Zoysia or Bermuda

0.5

0.2

Buffalo grass

0.3

0.2

Soil Type

Infiltration per hour

Time for 1 inch water to soak in soil

Sand

2.0 inches

0.5 hours

Sandy Loam

1.0 inches

1.0 hours

Loam

0.5 inches

2.0 hours

Silt Loam

0.4 inches

2.25 hours

Clay Loam

0.3 inches

3.3 hours

Clay

0.2 inches

5.0 hours

Turf/grass

Mowing heights (inches)¹
Increase the mowing height ½ inch for shady areas

Tall fescue

Mow to 2.5-3.5 when it reaches 3.0

Kentucky bluegrass

Mow to 2.5-3.5 when it reaches 3.0

Perennial ryegrass

Mow to 2.5-3.5 when it reaches 3.0

Creeping red fescue

Mow to 2.5-3.5 when it reaches 3.0

Chewings fescue

Mow to 2.5-3.5 when it reaches 3.0

Hard fescue

Mow to 2.5-3.5 when it reaches 3.0

Sheep fescue

Mow to 2.5-3.5 when it reaches 3.0

Mow to 2.5-3.5 when it reaches 3.0

Mow to 1.5 when it reaches 2.25

Mow to 1.5 when it reaches 2.25

Mow to 1.5 when it reaches 2.25

Apr

May

Jun

Jul

Aug

Sep

Oct

Grubs (Junebug)

Sodweb Worm

Army Worms

Cinch Bug

Lawn Fungus Disease

Turf type

Total lbs. N per year

Apply at recommended rates¹

Sept.

Oct.

Nov.

Common type Kentucky bluegrasses

2-3

X

X

Higher quality bluegrasses

4-5

X

X

X

Red and other fine fescues

1-2

X

X

Kentucky bluegrass and fine fescue mixtures

2-3

X

X

Tall fescue or perennial ryegrass

3-4

X

X

X