APRIL 2002


Family Farming Goes Organic

Article and photos by Curt Arens


Once confined to small backyard plots, organic crop production now competes in large-scale farming.

It’s not difficult to understand why Tim Cada works so hard to get the highest production he can on his Certified Organic Farm. He has been on the receiving end of $19 (per bushel) soybeans and $10 blue corn.

On his 400-acre farm near Clarkson, Nebraska, his corn, soybeans, and alfalfa fields look just like his neighbors’ fields of the same crops. But Cada also raises hulless barley, rye, sweet clover, and blue corn, along with spring and winter wheat. Since 1994 he has grown all these crops without using chemical fertilizers, herbicides, or pesticides.

Combining certified organic corn on Tim Cada’s Nebraska farm.


Cada, his wife Krisanne, and their five children are the fifth generation of the family to work the farm in eastern Nebraska. Their commitment to organic farming requires that meticulous records be kept on crop rotations, fertility, cultural practices, weed problems, and inputs. With these detailed records, Cada’s organic customers can trace the grain from his farm to the very field where it was grown.

Reduced Inputs

Inputs for crop production are reduced on the Cada farm. It would be a major cost savings if they didn’t have to make up for it with increased costs in machinery and some very intensive labor.

Weeds are the organic farmer’s greatest enemy. Cada battles weeds with extensive tillage and cultivation. He sometimes discs cornstalks in the fall to get a jump on spring tillage. In preparation for planting, he discs twice and field cultivates once. “If you don’t get the weeds with tillage,” he said, “you’ll have weeds all year.

“I also try to plant a little later to keep weed pressure under control,” he said. So, four days after planting a row crop, Cada heads to the field with his 24-foot-wide rotary hoe. Traveling through the field at more than 18 miles an hour, he can hoe 30 acres in one hour.

Hitting Those Weeds

Typically he hoes row crops one to three times through the growing season, depending on soil moisture and weed pressure. “Last year it didn’t rain, and I hoed everything once,” he said. “Timing is 90 percent of it. Equipment is also important.”

From left, Tim and Krisanne Cada and their sons, Matthew, Ethan, and Andy. A daughter, Megan, is a student at Chadron State College, and another daughter, Erin, is at the U.S. Coast Guard Academy.

Cada then uses his rotary-tined cultivator once or twice in those same fields. If troublesome weeds remain after all that tillage, he and his family will hand rogue corn and soybean fields if necessary.

He also uses crop rotations carefully to break weed and insect cycles. “There’s nothing like a good rotation,” he said. That may mean rye as a winter cover crop. Crops that follow rye or oats generally enjoy less weed pressure due to a response from these crops that suppresses weed seed germination.

Non-chemical fertilization is another challenge. He has experimented with several options, including composting, dried chicken manure (known as “cluck”), and plowdown legumes.

Finding Organic Fertilizer

Composting was too time consuming. Cada said he stockpiled chicken manure and spent an hour every day turning it and adding carbon in the form of straw, old hay, and other waste.

He prefers to build up organic matter and fertility with crop rotations that include nitrogen-building legumes and by planting more clovers as plowdown crops that add fertility. His efforts at increased fertility have been rewarded with crop yields that rival conventionally farmed fields in his region.

While many organic farms depend on their own livestock for a continuous supply of fresh manure fertilizer, Cada admits, “That’s the weakness of our farm. We don’t have much livestock.”

The increasing popularity of genetically modified organism (GMO) grain with conventional farmers has created new challenges for Certified Organic Growers. They are prohibited from planting GMOs and must coordinate their plantings with neighbors so an organic field is not beside the neighbor’s GMO crop.

Buffer Strips Needed

Cada plants buffer strips of 25 feet along adjacent fields. These buffers must be harvested separately and cannot be sold as organic grain. The buffers prevent spray and pollen from drifting into certified fields.

To save the time it takes to clean out his combine after harvesting non-certified buffer strips, he plants his end rows to Indian grass. Eventually, he hopes to either sell certified Indian grass seed or hay the buffers to gain value from the strips.

Cleaning out the combine had become almost second nature to this farmer. Grain from land that is not yet certified may not mix with organic seed, so it is important to harvest and store those grains separately. But now his entire farm is certified, and the combine only needs to be cleaned out between different crops.

Tim Cada with the airplane he built himself.

Earning Quality Premiums

“Quality is a problem,” Cada said. Weather, insects, and plant diseases all take their toll. “I’ve sold soybeans in the teens (price) every year,” he said, “but it’s getting harder and harder to sell bad soybeans.” He tries to raise food-grade corn as well, but even if his corn isn’t food-grade quality, it may still be sold for a solid premium as organic livestock feed.

Organic growers prefer small storage bins to handle several different types of crops from various fields. Many farmers would view Cada’s 10,000-bushel bin as a great asset. He wishes it were much smaller. He even uses 400-bushel and 200-bushel bulk tanks to store organic grain.

A specific lot number follows grain from each field to the buyer. Maintaining quality and integrity with buyers is extremely important to organic growers, he said. “I want the buyer coming back to me because of my product,” he added.

Markets Find You

Cada said many farmers who may be considering organic production worry too much about markets. But once the farm is certified, he said, buyers often come looking for the grower.

Cada sells his grain mostly to Nebraska buyers who ship it to the east or west coasts and even to Japan. Many organic contracts pay for transporting the grain. Plus, most organic contracts are for production from a specific number of acres instead of for bushels. That protects the grower from weather disasters.


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