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Certified organic Corn seed

Great Harvest certified organic corn seed hybrids offer exciting performance from elite genetics ranging from 101-116 day RM. We select only the best performing hybrids for the organic environment, combined with the highest yield and place them specifically for your farm. Find the elite genetics you need for your organic operation with the certified organic hybrids listed below.


GreatStart Seed Treatment comes standard.

GreatStart biological seed treatment will be standard on all Great Harvest Organics corn  seed. This treatment is OMRI approved with unique benefits for corn and soybeans. It’s a great way to get the best possible start for your organic crop.


Biological bio-stimulant to improve plant health and yield

Biological nematicide that provides broad spectrum control of nematodes and activity on many soil-dwelling insects such as corn rootworm, white grubs, wireworms, seed corn maggots and black cutworm

Multiple modes of action against the most common nematode species via enzymes

Multi-site mode of action against eggs and juveniles

Controls nematodes within 24 to 48 hours

As a biological, it’s safe to handle and safe for the environment


Flows well through the planter

Wide range of pH compatibility

Increased early vigor of seedlings to help outgrow insect and disease pressure

OMRI approved


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 RM: 93

43A2 combines excellent stress tolerance with top-end yield potential, making it a product to build your lineup around. The strong performance and excellent test weight of 43A2 will make it a standout product on any farm.

Special Characteristics

Good Balance of Yield and Agronomics

Incredible Girthy Ear

Excellent Test Weight


 RM: 96

46G3 has outstanding stress tolerance and consistent yield potential. With a strong agronomic package that delivers in tougher northern soils, flowers early, and handles early season cold soils, 46G3 will finish the year with tremendous test weight and food-grade type grain quality.

Special Characteristics

Strong Performance Across Soils

Plant First Product

Excellent Test Weight


 RM: 97

47N2 is a broadly adapted product that excels across all soil types with tremendous top-end yield and good overall stress tolerance. This product has incredible standability along with fast drydown. Experience the versatility of 47N2.

Special Characteristics

Plot Topping Yields with Drydown

Tremendous Roots and Stalks

Excellent Stress Tolerance


 RM: 102

52F3 is a high-performing product in most soils, including water-limited environments. This product combines excellent roots and stalks with plant health and outstanding grain quality. Place 52F3 on your acres and watch it perform.

Special Characteristics

Combines Yield with Stress Tolerance

Superb Agronomics and Health

Food-Grade Type Grain Quality


 RM: 105

55G3 sets the standard for consistency and stability. This moderate height hybrid has excellent grain quality and tremendous stress tolerance. 55G3 will deliver excellent performance on the tough acres and the more productive acres.

Special Characteristics

Consistent Ears and Solid Agronomics

Moderate Plant Height

Excellent Test Weight


 RM: 105

55E4 is a dominant performer. This product offers an excellent overall health package and strong performance in stressful conditions. Its overall yield performance is impressive.

Special Characteristics


Strong Roots and Excellent Stalks

Handles Tough Conditions


 RM: 108

58E4 is a dominant yielder in all geographies. The robust plant architecture makes it a dual purpose hybrid. Placed in medium and higher productive fields, 58E4 will deliver unmatched top-end yields, excellent late season looks, and tremendous silage utility.

Special Characteristics

Impressive Top-End Potential

Excellent Stalks and Roots

Tremendous Silage Option


 RM: 109

59R5 is widely adapted with good northern and southern movement. It is a perfect choice across all soil types. 59R5 is an excellent combination of tremendous standability and outstanding grain quality.

Special Characteristics

Outstanding Grain Quality

Tremendous Stalk Strength

Fast Emergence and Early Growth


 RM: 112

62B3 is a broadly adapted hybrid and will stand out for its food-grade type grain quality and ability to consistently fill the ear to the tip. 62B3 has strong agronomics, excellent late season looks, and tremendous top-end yield potential.

Special Characteristics

Broad Adaptation with Strong Yield

Good Plant Health Package

Food-Grade Type Grain Quality


 RM: 112

62B3wx is a broadly adapted waxy hybrid that will stand out for its food-grade type grain quality and ability to consistently fill the ear to the tip. It’s a must have with strong agronomics, excellent late-season looks, and tremendous top-end yield potential.

Special Characteristics

Broad Adaptation with Strong Yield

Good Plant Health Package

Food-Grade Type Grain Quality


 RM: 112

62E2 is a highly-adaptable, agronomic rockstar. It is an MVP in any soil environment with its standability and tremendous plant health. With awesome ear flex and a gorgeous look, it is proven to finish strong with unbelievable yields. 62E2 has the trifecta: yield, versatility, grain quality.

Special Characteristics

Versatility, Grain Quality, Top-End Yield

Agronomic Rockstar

Good Stress Tolerance


 RM: 112

63T1 has the stress tolerance to outperform all others in tough conditions. The combination of emergence, seedling vigor, stalks and roots is unmatched. With its outstanding drought tolerance, great test weight, and yield, this is a “must plant” for all organic farmers looking for this maturity.

Special Characteristics

Outstanding Drought Tolerance

Excellent Stalks and Roots

Industry-Leading Emergence


 RM: 115

75C6 is a balanced product that combines good top-end yield with excellent plant health and agronomics. It has impressive ear length and girth with tremendous grain quality. Use 75C6 with confidence in your medium to better soils.

Special Characteristics

Consistent Top-End Yielder

Impressive Health Package

Excellent Test Weight and Grain Quality



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Atlanta, IN 46031


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