Climate-Smart Farming Drives Growth in Cabbage Production

IN the fertile plains of South Kinangop Kimna farm has spent the last ten years refining cabbage farming into a consistent agribusiness. By reducing reliance on rainfall and aligning production with market demand. The farm has shifted from opportunistic growing to a more predictable and profitable system

According to farm owner Johnson Kimani, the economic incentive is clear: “When you do cabbage here, there is more profit compared to any other crops.” This statement captures the central philosophy at Kimna Farm—cabbage is not just a food crop, but a reliable source of income.

Choosing the Right Varieties

The farm’s success is rooted in its careful selection of cabbage varieties, primarily Gloria, Pruktor and Victoria. These were chosen deliberately. As Kimani explains, “These varieties do well, do not spoil easily, and have a good market.” Their durability and strong market demand help reduce post-harvest losses, especially in cases of delayed transport.

From Nursery to Harvest

Kimna Farm follows a meticulous cultivation process. “We make our own nurseries, then transplant. Afterwards, we add manure with proper spacing, apply fertilizers, pesticides and fungicides, then top-dress before harvesting,” Kimani explains. Each stage is carefully timed to maximize yield and quality.

Crop rotation is also practiced to maintain soil health and break pest cycles, reducing overreliance on chemical inputs.

Overcoming Water Challenges with Drip Irrigation

Water management has been a turning point. In the early years, drought and unreliable rainfall posed serious challenges. “When we started, we had water challenges due to drought. So I dug a small dam and started using drip irrigation. This has enabled us to farm even during dry seasons,” Kimani recalls.

This shift has given the farm a competitive edge. While others wait for rain, Kimna Farm continues production, often increasing output during dry periods.

Critical Growth Stage and Pest Control

Pests remain a significant challenge, with common threats including diamondback moths, cabbage saw fly, and aphids. “We control these using chemicals,” says Kimani.

However, the most critical stage is early growth. “The stage that needs the most attention is from transplanting to the vegetative stage, as the crop can be easily attacked by cutworms and affected by cold,” he notes. Vigilance during this period is crucial to securing a successful harvest.

Marketing and Selling Online

Kimna Farm has embraced modern marketing strategies. Instead of relying solely on brokers, the farm leverages digital platforms. “After harvesting, we post our cabbages online where we get customers. From there, we choose the best price,” Kimani explains.

This approach improves price transparency and reduces dependence on middlemen, though brokers remain an alternative.

No Storage, No Waste

The farm operates on a just-in-time model. “We don’t store cabbages because customers are many, and once we harvest, we sell,” says Kimani. This eliminates storage costs and minimizes spoilage.

In cases of surplus, nothing goes to waste. “If we can’t sell some, we feed them to livestock,” he adds—demonstrating a practical zero-waste approach.

Navigating Market Fluctuations

Although the cabbage market is currently strong, Kimani cautions against complacency. “Prices fluctuate every season. If you don’t plan well, you may harvest during a glut, and losses are inevitable.”

Strategic planning of planting and harvesting schedules is therefore essential. Fortunately, irrigation allows the farm to time production more effectively than rain-dependent farmers.

Low Costs, High Returns

Cabbage farming at Kimna Farm is relatively cost-effective. “The cost is lower compared to other crops. It is not labour-intensive and does not require much care,” Kimani observes.

This low-cost structure contributes significantly to the farm’s profitability and makes cabbage farming accessible to farmers with limited resources.

Diversification: Capsicums and Seedling Propagation

While cabbage remains the main crop, diversification plays an important role. “At Kimna Farm, we not only grow cabbages, we also propagate seedlings. We grow capsicums—both yellow and red,” Kimani says.

Out of nine acres, two are dedicated to cabbage. Capsicum farming was introduced as an experiment. “People don’t grow capsicums here, so we tried it—and it was a success.”

Supporting the Local Farming Community

Kimna Farm also contributes to the local agricultural ecosystem. “Farmers here used to source seedlings from Naivasha, which is far. So we started propagation to make it easier for them,” Kimani explains.

Beyond selling seedlings, the farm offers training and support, particularly to young farmers. “Sometimes we even give free seedlings so they can try on their own.” A demonstration plot is used to test new varieties before recommending them to other

 A Model for Sustainable Farming

Through innovation, resilience, and community engagement, Kimna Farm demonstrates that cabbage farming can be both sustainable and highly profitable. By combining smart variety selection, drip irrigation, digital marketing, and diversification, the farm has secured its success while uplifting the surrounding farming community.

As Kimani puts it, success ultimately comes down to planning—understanding the market, protecting the crop during its most vulnerable stages, and never relying on rain alone.

Johnson Kimani , farmer and founder of Kimna Farm in South Kinangop and Margaret Njeri the Farm
Manager