Culbac® Fertilizer Adjuvant is a powerful companion to your fertilizer application — built on the proven science of Culbac Plant Solution. It enhances how fertilizer interacts with soil and plants, driving better nutrient absorption, stronger growth, and higher productivity from the same or even smaller fertilizer inputs.
Whether you’re growing row crops, specialty crops, or forage, Culbac Fertilizer Adjuvant helps you get more from what you already use — improving efficiency, profitability, and sustainability with every pass. Not only that, but you can use 10% less fertilizer year one, 25% less fertilizer as your soil integrity and activity builds in year two, and up to 50% less fertilizer year three and beyond!
Culbac Fertilizer Adjuvant works in harmony with your fertilizer to activate the soil microbiome and stimulate plant vitality. The result? More efficient nutrient use, stronger root systems, and improved tolerance to stress — all translating to a healthier, more productive crop. On top of that, you can use 10% less fertilizer starting with the first application, 25% less fertilizer in year two of use, and 50% less fertilizer in year three of use while still seeing the same or better crop yields. The return on investment is clear….and significant! Particularly with today’s fertilizer costs!
Fertilizer is one of the most significant costs in production.
With Culbac Fertilizer Adjuvant, you don’t need to apply more — you need to make what you apply work better for you. Unlock your fertilizer’s potential and get more out of what you use.
By helping your crop use nutrients more efficiently, you can reduce waste, improve soil health, and still produce bigger, stronger, higher-yielding plants.
That’s the Culbac advantage — less in, more out, every time.
Culbac Fertilizer Adjuvant is easy to apply with your existing fertilizer program. It’s compatible with most liquid and dry fertilizers, safe for use on all crops, and backed by over 50 years of biological innovation from Culbac technology.
Boost performance. Protect your investment. Save money.
Get more from your fertilizer with Culbac Fertilizer Adjuvant — the smart, natural way to save on fertilizer inputs and grow your bottom line.
Order today or contact our team to learn how to integrate Culbac Fertilizer Adjuvant into your fertilizer program, save 10% to 50% on your fertilizer, and start seeing results now and in your next growing season.
Extensive university research and field studies, show Culbac Plant Solution delivers results and outperforms the competition. Here is an overview highlighting some research and findings:
In various studies conducted with Culbac Plant Solution as a foliar treatment, increased yields were demonstrated in:
When used as a root dip to promote root development, studies have measured root gains of more than 300% over untreated roots within the first two weeks of planting. If you would like to accomplish some studies with our line of products, please contact us.
If you are looking for information regarding Culbac Plant Solution performance in a specific crop.
Studies on everything from peppers, cantaloupe, citrus fruits, and tomatoes, as well as many other fruits and vegetables, have provided evidence that treating with Culbac Plant products consistently produces fruits with increased wall thickness, firmness, and better color than those from plants not treated with Culbac.
| Culbac Plant Solution for Foliar Application | Fluid Ounces Per Acre | Number of Applications | When to Apply |
|---|---|---|---|
| Corn | Beans | Cotton | Small Grain and most crops | 8 | 1 | during mid-vegetative stage |
| Potatoes | 5 | 3 | 3 times per year |
| Alfalfa | 16 | 2 | After 1st and 3rd cutting |
| Turf | 10 | 2 | Twice a year |
| Culbac Plant Solution | Fluid Ounces Per Acre | Number of Applications | When to Apply |
|---|---|---|---|
| Corn | Beans | Cotton | Small Grain | 8 | 2 | 4-8 leaf stage, first bloom or 14 days before tasseling |
| Alfalfa | 16 | 2 | After first and third cuttings |
| Rice | 8 | 2 | At permanent flood and 14 days before booting |
| Tobacco | 8 | 1 | 30 days after transplant |
| Peanuts | 8 | 1 | A pre-bloom |
| Potatoes | 3 | 3 | 4-6 inches, 2 weeks later, at bloom |
| Melons | 8 | 2 | 28 days after emergence, first bloom |
| Cucumbers | 8 | 2 | 4-8 leaf stage and at early bloom |
| Tomatoes | 4 | 2 | 2 weeks after transplant, first bloom |
| Peppers | 8 | 2 | 2 weeks after transplant, first bloom |
| Strawberries | 6 | 2 | 21 days after transplant and at flowering |
| Oranges | 10 | 1 | Pre-bloom |
| Onions | 6 | 2 | 6 inches and budding |
| Lawn and Turf | 10 | 2 | During growing season |
| Unit Size | Units per Case | Product Code |
|---|---|---|
| 1 pint | 12 | 2-1300 |
| 1 gallon | 4 | 2-1100 |
| 5 gallons | 1 | 2-1200 |
| 55 gallon drum | 2-1400 | |
| 250 gallon totes | 2-1500 |
Available in quantities of 1 pint, 1 gallon, 5 gallon, 55 gallon drum or 250 gallon totes
1 Pint
1 Gallon
5 Gallon
55 Gallon
250 Gallon
Jon Doe | Storm Lake, Iowa
Owns 60 dairy cattle and has been using Culbac® since 2015
Culbac® Dry – Animal Probiotics & Nutritional Feed Additive
Jon Doe | Storm Lake, Iowa
Owns 60 dairy cattle and has been using Culbac® since 2015
Culbac® Dry – Animal Probiotics & Nutritional Feed Additive
Jon Doe | Storm Lake, Iowa
Owns 60 dairy cattle and has been using Culbac® since 2015
Culbac® Dry – Animal Probiotics & Nutritional Feed Additive
