A beautiful lawn doesn't just happen, it's planned!

Providing premium fertilization, weed control and tree/shrub services & programs tailored to meet your property needs throughout Northwest Ohio and Southeast Michigan. We are your local fertilization company.

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Save time! Lawn Fertilization and Weed Control Programs tailored for your lawn.

You're busy and your lawn's health can be more of a science than a hobby sometimes. Weeds popping through competing with the turf, brown spots in the lawn even when there's been adequate moisture, your trees simply not looking healthy during the growing season. We can help! Schedule a free analysis today to find the right solutions for your lawn care problems or call us at 567-952-0057 to see how we can help you.

Our Services


Lawn Nutrient & Pest Control Solutions

Servicing Residential, Commercial and HOAs. Nutrient and chemical based fertilization services and solutions to deliver the right food to the plant and keep pest out!

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Tree and Shrub Care Programs

Nutrient Boosters, Preventative Disease Control and Insect Control Services to protect your valuable trees and shrubs from damage.

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Exterior Insect Control & Prevention

Safeguard your lawn and landscape from pest such as ticks, borers and grubs. Exterior home sprays, lawn products and tree/shrub insecticides available.

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Make your lawn your oasis for 2024!

Fertilization and Weed Control Programs in Full Swing for 2024!

Broadleaf weeds, disease and insects are currently being targeted during this time of year. Get a FREE quote now to clean it up and green it up for spring11

Application 2: Granular fertilizer with liquid broadleaf weed control.
Feeds the lawn and kills the weeds.

Insect Controls
Target surface feeding insects (including ticks and fleas), tree/shrub insect controls and our first round of bug shields to keep the pest out.

Organic Fertilizer and soil additives
Rebuild your soil profile

Tree/Shrub Fungicides
Targeting Apple Scab and Needlecast

Other services upcoming:

Tree/Shrub Scale Control

Tree/Shrub Miticides


Not all fertilization companies are the same. What makes GSI different?

Training, Education, Experience - To accurately treat a customers lawn takes proper know-how and an understanding of the plants or pest we are treating for as well as the products we are using.

Customer Focused - We are focused on the satisfaction of the customer and overall health and appeal of their lawns, trees and shrubs. We are here to help guide you, not sell you unneeded services.

Personalized Program for Your Lawn - While everyone's lawn may seem similar, each lawn has a different set of needs. If requested, we can draw a soil sample ($30/per sample) and analyze the results to pinpoint exactly what your lawns needs are. We can help tailor a custom program to not only fit what your turf, trees or shrubs require, but also a plan that works for you. We are your local fertilization company, our knowledge and expertise of the plants and climate in our area can help your lawn today!


Check out some side by side comparisons:

*lawn on left treated by G.S.I., lawn on right are not treated by us