Variable

Organic fertilizer

Coef.

P-free fertilizer

Coef.

Environmental Knowledge and Attitudes

Knowledge of watershed

0.390**

0.344**

Importance of water quality

0.097

0.422**

Concern about neighbors’ opinions

−0.198

−0.100

Trust env. group very much

0.306

0.086

Yard Management Behavior

Lawn fertilizing habits (base: 1 - 2 times)

No use of fertilizer

0.753***

−0.445

More than 3 times

−0.391**

0.091

Lawn watering habits (base: infrequently)

As needed to keep lawn green

0.209

0.286

Never/severe drought

−0.111

−0.029

Use lawn care service (base: No use)

Mowing only

−0.918*

−0.018

Chemical use

−0.333

−0.390*

Hours spent on gardening/lawn

More than 10 hours

0.481***

0.241*

Conducted soil test

0.988***

0.958***

Personal Characteristics

Male

−0.295

−0.133

Education (base: 4 yrs college degree)

High School degree or GED

−0.188

−0.020

2 yr college degree

0.514**

0.304

Graduate degree

0.124

−0.178

Household income (base:$50,000 - $74,999)

$0 - $25,000

−0.073

−0.394

$25,000 - $49,999

−0.044

−0.077

$75,000 - $99,999

−0.483**

−0.164

$100,000+

−0.231

0.022

Homeownership

−0.038

−0.395

Where you live (base: Urban area)

Suburban area

−0.091

−0.101

Rural area

−0.008

−0.412

Information Source (Base: Extension/Professionals)

Not applicable

1.454***

0.252

Commercials

0.113

−0.040