Serving Ottawa & Surrounding Communities

Ready to Grow a Better Harvest This Season?

From premium seed varieties to trusted crop protection chemicals, Karhoff Farm Seeds And Chemicals LLC gives Ohio farmers the tools they need to cultivate strong, profitable fields year after year.

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What We Offer

Full-Service Farming Supplies

Everything you need to plant, protect, and grow — sourced from trusted manufacturers and backed by local expertise.

Premium Seeds

High-yield corn, soybean, wheat, and specialty crop seeds selected for Ohio's growing zones and soil conditions.

Crop Chemicals

Herbicides, fungicides, insecticides, and soil treatments from leading agchemical brands to protect your investment.

Fertilizers & Soil Nutrition

Balanced fertilizer blends and soil amendments tailored to your field's nutrient profile and crop requirements.

Seasonal Planning

Expert guidance on planting schedules, chemical applications, and crop rotation strategies for maximum productivity.

Bulk & Custom Orders

Whether you need a single bag or a full-season supply, we accommodate orders of every size with reliable scheduling.

Local Expert Advice

Our team understands Ottawa-area soil, climate, and pest pressures — and we share that knowledge freely with every customer.

About Us

Rooted in Ohio Soil Since Day One

Karhoff Farm Seeds And Chemicals LLC is more than a supply depot — we're a working partner in your agricultural success. Located on Road J in Ottawa, Ohio, we serve a wide network of family farms, commercial growers, and land managers across central Ohio.

We carry a carefully curated selection of seed varieties and crop protection products, each chosen for performance in our region's unique growing conditions. When you walk through our doors or call our line, you're speaking with people who understand the rhythms of the land and the weight of a good season on your livelihood.

100%

Locally Owned & Operated

Serving Central Ohio Farmers

Why Choose Us

The Karhoff Difference

There are plenty of places to buy seeds and chemicals. Here's what makes us the smarter choice for Ohio growers.

Quality Brands

We stock only reputable, proven products from manufacturers that stand behind their work.

Right Here in Ottawa

No long drives to get what you need. We're on Road J, close to the farms that matter.

Personal Service

You'll get face-to-face help from people who know your crops and your challenges.

Season-Ready Stock

We plan ahead so your seeds and chemicals are on the shelf when planting season arrives.

Get Started

Let's Prepare for a Strong Season Together

Whether you're placing your first order or planning a full-season supply, our team is ready to help you make smart choices for your land.

(419) 538-6585 Visit Our Location

Stop By or Give Us a Call

We're conveniently located in Ottawa, Ohio. Drop in during business hours or reach us by phone — we're happy to help.

Address

12372 Road J
Ottawa, OH 45875-9436

Phone

(419) 538-6585

Send Us a Message

Have a question about our products or need a quote? Fill out the form and we'll get back to you.