| VARIETY | RM | GDU | ZONES | KEY POINTS | TECH SHEET |
|---|---|---|---|---|---|
| RK227VT2P | 82 | 2100 | 1, 2 | • Widely adapted to all yield levels • Medium plant profile with semi-flex ear type • Strong stalks and roots • Heavy test weight | |
| RK2577PCE (NEW) | 84 | 2175 | 1, 2 | • Exceptional yield performance for its maturity • Reliable early-season emergence and vigor • Ideal for moderate to high-yield environments • Best suited for moderate to higher plant populations | |
| RK258PCE | 84 | 2200 | 1, 2 | • Consistent performance across moderate to high-yield environments • Excellent vigor for a fast start • Consistent performance across all acres • Responds to higher densities | |
| RK3510 (NEW) | 86 | 2200 | 1, 2 | • Strong yield potential in this early maturity market • Exceptional early-season vigor for a strong start • Excellent ear flex provides flexibility in planting populations • Dependable agronomics designed for the northern market | |
| RK261VT2P | 86 | 2200 | 1, 2 | • Medium-tall plant profile with outstanding top-end yields • Girthy ears with deep kernels • Fast drydown • Best performance at higher densities | |
| RK296AA | 89 | 2295 | 1, 2 | • Proven performance across its maturity zone and south • Widely adapted to all growing environments • Strong emergence and vigor scores • Excellent dual purpose hybrid | |
| RK297VT2P | 89 | 2290 | 1, 2 | • Medium plant profile with girthy ears delivering consistent performance • Strong vigor score • Good stress tolerance • Intact plant at harvest | |
| RK300 | 90 | 2295 | 1, 2 | • Consistent performer on variable soils • Strong late-season intactness • Responds well to higher yielding acres • Excellent choice for tougher acres | |
| RK300RR | 90 | 2295 | 1, 2 | • Consistent performer on variable soils • Strong late-season intactness • Responds well to higher yielding acres • Excellent choice for tougher acres | |
| RK304VT2P | 90 | 2300 | 1, 2 | • Taller plant structure that excels under intensive management • Later flowering for maturity • Maximizes yield potential on low-yield acres • Longer flexible ear style | |
| RK405SSTX | 91 | 2290 | 2, 3 | • Medium plant type with stable yield • Attractive plant all season long • Keep in zone and north • Best performance with increased populations | |
| RK4502VT2P (NEW) | 91 | 2285 | 2, 3 | • Significant improvement in yield performance for this maturity range • Designed to thrive in northern spring conditions with its seedling vigor • Best suited for its adaptation zone and northern regions • Delivers consistent yield across various plant populations | |
| RK4545AV (NEW) | 93 | 2325 | 2, 3 | • Outstanding performance across all yield levels • Reliable early-season growth, even in cool soil conditions • Versatile dual-purpose option with excellent fall appearance • Adaptable to various yield levels and management practices | |
| RK485DGVT2P | 94 | 2380 | 2, 3, 4 | • Resilient and reliable medium-tall early hybrid with DroughtGard® technology • Excellent stalks and roots • Excellent grain quality and test weight • Longer semi-flex ear type | |
| RK444 (NEW) | 93 | 2350 | 2, 3 | • Medium-tall plant with consistent performance across fields • Semi-flex ear type • Excellent kernel quality and test weight • Timely harvest practices to maximize yield potential | |
| RK444SSTX | 94 | 2380 | 2, 3 | • Medium-tall plant with consistent performance across fields • Semi-flex ear type • Excellent kernel quality and test weight • Timely harvest practices to maximize yield potential | |
| RK444VT2P | 93 | 2350 | 2, 3 | • Medium-tall plant with consistent performance across fields • Semi-flex ear type • Excellent kernel quality and test weight • Timely harvest practices to maximize yield potential | |
| RK568 | 94 | 2380 | 2, 3, 4 | • Proven leader in maturity • Determinate ear on a compact plant • Excellent agronomics • Good Goss’s Wilt tolerance | |
| RK568RR | 94 | 2380 | 2, 3, 4 | • Proven leader in maturity • Determinate ear on a compact plant • Excellent agronomics • Good Goss’s Wilt tolerance | |
| RK561DGVT2P | 95 | 2400 | 2, 3, 4 | • Medium-tall plant with moderately long ear type • Very drought tolerant • Widely adapted to most yield levels • Strong disease package including Goss | |
| RK571PCE | 96 | 2400 | 2, 3, 4 | • Delivering strong yields on high-yield soil types • Taller product that responds exceptionally well to increased management practices • Excellent disease ratings • Dual purpose option | |
| RK5522SSPRO (NEW) | 96 | 2425 | 2, 3, 4 | • Exceptional yield potential • Designed for northern regions with strong emergence and vigor • Broad adaptability across east-west regions and varying yield levels • Performs best with higher planting populations relative to farm average | |
| RK5518TRE (NEW) | 97 | 2425 | 2, 3, 4 | • Outstanding performance • Strong emergence with rapid early-season growth • Broad adaptability including drought-prone areas • Benefits from increased management | |
| RK590VT2P | 98 | 2450 | 3, 4 | • Medium-tall plant profile with outstanding top-end yields • Excellent Goss rating • Excellent fall appearance • Solid greensnap rating | |
| RK582SSTX | 98 | 2400 | 3, 4, 5 | • Robust plant profile with high yield potential • Good tar spot rating • Girthy ear with 18-20 kernel rows • The hybrid has a caution for Goss’s Wilt | |
| RK583 (NEW) | 99 | 2450 | 3, 4, 5 | • Medium-tall plant with excellent stalks, roots, and vigor • Excellent health package • Keep populations on high side • Excellent silage choice | |
| RK583PCE | 99 | 2450 | 3, 4, 5 | • Medium-tall plant with excellent stalks, roots, and vigor • Excellent health package • Keep populations on high side • Excellent silage choice | |
| RK579DGVT2P | 99 | 2450 | 3, 4 | • Medium-tall DroughtGard® with strong stalks and roots • Strong early growth • Attractive fall appearance • Best performance in central and east | |
| RK586VT4PRO | 99 | 2450 | 3, 4 | • Medium-tall plant with semi-flex ear type • Huge yields on better acres • Solid stalks and roots • Good drought and fall intactness | |
| RK600SSTX | 100 | 2480 | 3, 4 | • Strong performance across the Corn Belt • Well adapted to variable and highly productive acres • Medium plant with ASR • Excellent stalks and roots | |
| RK600VT2P | 100 | 2470 | 3, 4 | • Strong performance across the Corn Belt • Well adapted to variable and highly productive acres • Medium plant with ASR • Excellent stalks and roots | |
| RK609VT2P | 101 | 2470 | 3, 4 | • Medium-tall plant with medium ear placement • Semi-flex ear type with 18-20 kernels around • Beautiful grain quality and test weight • Strong emergence and vigor scores | |
| RK6545 (NEW) | 102 | 2480 | 3, 4, 5 | • Impressive yield performance • Superior seed emergence and vigor • Broad adaptability across east to west regions • Reliable performance across various soil types | |
| RK6545PCE (NEW) | 102 | 2480 | 3, 4, 5 | • Impressive yield performance • Superior seed emergence and vigor • Broad adaptability across east to west regions • Reliable performance across various soil types | |
| RK630TRE | 102 | 2490 | 3, 4, 5 | • Medium plant height with strong stalks and roots • Good stay-green with nice late-season appearance • Solid Goss and greensnap scores • Good north and south movement | |
| RK628VT2P | 102 | 2450 | 3, 4 | • Medium plant profile with semi-flex ear type • Good tar spot rating • Good Goss and greensnap ratings • Strong stalks and roots | |
| RK6555VT4PRO (NEW) | 102 | 2475 | 3, 4, 5 | • Outstanding yield potential supported by strong agronomics • Exceptional emergence and vigor ensure rapid early growth • Broad east to west adaptability • Good overall disease tolerance, though tar spot management is required | |
| RK642SSTX | 103 | 2500 | 3, 4, 5 | • Medium-tall plant with beautiful grain quality • Excellent stalks, root, and intactness • Strong early growth • Widely adapted east, west, north, south | |
| RK625DGVT2P | 104 | 2600 | 3, 4, 5 | • Taller plant profile with ASR • Longer semi-flex ear type • Moves south well • Strong response to fungicide | |
| RK7577TRE (NEW) | 104 | 2550 | 3, 4, 5 | • Excellent combination of agronomics and yield potential • Strong emergence and vigor ensure a great start in spring • Robust agronomic package with good disease resistance • Exercise caution with over-the-top applications of GR herbicides | |
| RK7577SSPRO (NEW) | 107 | 2650 | 3, 4, 5 | • Excellent combination of agronomics and yield potential • Strong emergence and vigor ensure a great start in spring • Robust agronomic package with good disease resistance • Exercise caution with over-the-top applications of GR herbicides | |
| RK705VT4PRO | 105 | 2600 | 3, 4, 5 | • Medium-tall plant with strong yield potential • Solid stalks and roots • Responds well to fungicide • Good western movement | |
| RK703PCE | 106 | 2620 | 3, 4, 5 | • Consistent ear development driving reliable yield performance • Excellent adaptation across environments • Strong tar spot and Goss ratings • Attractive plant all season long | |
| RK710DGVT2P | 106 | 2630 | 3, 4 | • High-yielding DroughtGard® • Attractive fall appearance • Widely adapted across soil types • Best adapted to central Corn Belt | |
| RK710SSTX | 107 | 2630 | 3, 4 | • High-yielding DroughtGard® • Attractive fall appearance • Widely adapted across soil types • Best adapted to central Corn Belt | |
| RK720SSPRO | 106 | 2580 | 3, 4, 5 | • Medium-tall product with high yield across various yield levels • Medium-tall plant profile • Strong early vigor scores • Solid greensnap and Goss ratings | |
| RK7524G (NEW) | 107 | 2630 | 3, 4, 5 | • A robust dual-purpose product driven by grain yield • Reliable emergence and vigorous early growth enhance its performance • Broadly adaptable across diverse growing regions • Its health profile supports an extended harvest window | |
| RK742VT2P | 108 | 2660 | 4, 5, 6 | • Medium-tall plant with strong emergence score • Strong stalks and roots • Good drought score • Strong Goss and greensnap ratings | |
| RK774VT2P | 108 | 2700 | 4, 5, 6 | • Outstanding roots and strong stalks ensuring ease of harvest and dependable performance • Semi-flex ear type • Widely adapted across all environments • Strong fungicide response | |
| RK785 | 109 | 2760 | 4, 5, 6 | • Medium-tall plant height with girthy ears for impressive yield potential • Strong plant health to move south well • Strong top-end yield potential • Excellent silage option | |
| RK785PCE | 109 | 2750 | 4, 5, 6 | • Medium-tall plant height with girthy ears for impressive yield potential • Strong plant health to move south well • Strong top-end yield potential • Excellent silage option | |
| RK773TRE | 109 | 2680 | 4, 5, 6 | • A large plant profile that requires plenty of fertility • Attractive fall appearance • Large yield potential • Keep population on the medium side | |
| RK7590SSPRO (NEW) | 109 | 2680 | 4, 5, 6 | • Agronomically strong product that translates into high yield potential • Performs best in tilled fields and with an open planting window • Excellent fit across Renk’s sales area • In-season disease management is recommended for optimal results | |
| RK766SSPRO | 109 | 2680 | 4, 5, 6 | • Strong yield performance in the central and eastern Corn Belt • Strong stalks and roots • Flexible ear with 14-16 kernel rows • Adapts to all soil types and populations | |
| RK800VT4PRO | 110 | 2680 | 4, 5, 6 | • Tall plant height with good Goss and greensnap ratings • Top yields in all environments • Good drought score • Has dual purpose possibilities | |
| RK801SSTX | 110 | 2700 | 4, 5, 6 | • Great test weight and grain quality drive high yield • Strong stalks and roots • Semi-determinate ears • Exceptional test weight and kernel quality | |
| RK805VT2P | 110 | 2695 | 5, 6, 7 | • Medium stature plant with strong ASR resistance • Strong agronomics • Longer narrow ear • Excellent test weight | |
| RK826VT2P | 111 | 2710 | 5, 6, 7 | • Medium plant profile with longer, girthy ears • Excellent Goss and greensnap ratings • Excellent stalks and roots • Attractive fall appearance | |
| RK8501PCE (NEW) | 111 | 2725 | 5, 6, 7 | • Exceptional yield potential with impressive ear size • Strong early-season emergence and vigor • Leading agronomics make this a farmer favorite product • Performs well across the Corn Belt, even in high-stress conditions | |
| RK882SSTX | 111 | 2736 | 5, 6, 7 | • Medium plant profile with ASR • Best performance on high-management acres • Strong greensnap and Goss ratings • Well adapted east to west | |
| RK832SSPRO | 112 | 2740 | 4, 5, 6 | • Medium-tall product with consistent yield performance • Beautiful grain quality and test weight • Semi-flex ear type with 16-18 kernel rows • Best performance at moderate plant densities | |
| RK825VT4PRO | 112 | 2735 | 5, 6, 7 | • Medium-tall plant with huge yield potential • Large area of adaptation • Very responsive to management practices • Excellent drought, stalk, and root ratings | |
| RK895DGVT2P | 113 | 2800 | 5, 6, 7 | • Medium-tall DroughtGard® with strong stalks and roots • Very girthy fixed ear • Excellent test weight • Responds to all yield levels | |
| RK889PCE (NEW) | 113 | 2750 | 6, 7 | • Incredible yield potential in the full-season market • Taller product with excellent ear and tip fill • Strong agronomics for our western sales area • Solid late-season plant health | |
| RK876VT2P | 113 | 2800 | 5, 6 | • Very high top-end yield potential • Position on better acres • Not a drylands corn • Above average for tar spot | |
| RK8585TRE (NEW) | 114 | 2800 | 6, 7 | • Full-season product delivering exceptional yield potential • Excellent emergence and early seedling vigor • Robust disease resistance, including protection against tar spot • Good ear flex provides flexibility for growers | |
| RK958VT2P | 115 | 2860 | 5, 6, 7 | • Medium stature plant with ASR • Widely adapted to all growing environments • Semi-flexible ear type • Very deep, large kernels with high test weight | |
| RK907SSTX | 115 | 2850 | 6, 7 | • Medium profile SmartStax® with excellent stalks and roots • Excellent Goss and greensnap ratings • Deep kernels on a moderately girthy ear • Excellent fall appearance | |
| RK921SSTX | 116 | 2850 | 6, 7 | • Taller product with great grain quality and strong yield performance • Medium plant profile with good ear flex • Performs at all populations • Attractive plant all season long | |
| RK921VT2P | 115 | 2830 | 6, 7 | • Taller product with great grain quality and strong yield performance • Medium plant profile with good ear flex • Performs at all populations • Attractive plant all season long |
CORN PRODUCTS
Renk Seed has been breeding corn since the 1960s, so we thoroughly understand the breeding process. Every year we evaluate 80,000+ data points from our own breeding material, as well as the breeding material of our strategic partners. We plant plots throughout the Midwest and Great Plains to expose our genetics to many different environments. This helps us select the best products and ensure that when you plant Renk Seed, you will be getting the most effective and stable performance.
Corn Maturity Zone Adaptability Map
| Product Name Suffix | SSPRO | SSTX | VT4PRO | VT2P | TRE | AA | V | AV | PCE |
|---|---|---|---|---|---|---|---|---|---|
| Technology |  |  |  |  |  |  |  |  |  |
TARGET PEST |
|||||||||
| European corn borer | *** | *** | ** | ** | ** | ** | ** | * | ** |
| Southwestern corn borer | *** | *** | *** | ** | *** | ** | *** | ** | *** |
| Black cutworm | * | * | * | * | * | ** | * | * |
|
| Western bean cutworm | * | * | * | * | |||||
| Fall armyworm | *** | *** | *** | ** | *** | ** | *** | ** | ** |
| Corn earworm | ** | ** | *** | ** | *** | ** | *** | ** | ** |
| Western corn rootworm | *** | ** | ** | ||||||
| Northern corn rootworm | *** | ** | ** | ||||||
REFUGE |
|||||||||
| 95%/5% in the bag | √ | √ | √ | √ | √ | √ | √ | √ |
|
| 20% structured | √ | ||||||||
HERBICIDE TOLERANCE |
|||||||||
| Roundup®, and other glyphosate herbicides | YES | YES | YES | YES | YES | YES | YES | YES | YES |
| Glufosinate herbicide | YES | YES | YES | YES | YES | YES |
|||
| 2,4D choline | YES |
||||||||
| FOP herbicides | YES |
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* = Number of modes of activity√ = Refuge type Always refer to the appropriate technology use guide for complete information on Insect Resistance Management (IRM) guidelines and acceptable refuge insecticide use options for any traits being planted. |
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SMARTSTAX® PRO RIB COMPLETE® CORN BLEND (SSPRO)
Combines the proven benefits of SmartStax® Technology with an additional, unique RNAi-based mode of action – becoming the first product with three modes of action for corn rootworm control. It also brings tolerance to Roundup® and Glufosinate herbicides.
SMARTSTAX® RIB COMPLETE® CORN BLEND (SSTX)
Provides protection against insects above and below ground such as European corn borer, corn earworm, and corn rootworm. It also brings tolerance to Roundup® and Glufosinate herbicides.
VT4PRO™ RIB COMPLETE® CORN BLEND (VT4PRO)
Combines the three built-in modes of action in Trecepta® Technology, an elite above-ground pest package for corn, with two below-ground modes of action including RNAi Technology – the latest defense to help manage corn rootworm. It also brings tolerance to Roundup®.
VT DOUBLE PRO® RIB COMPLETE® CORN BLEND (VT2P)
VT Double PRO® couples Roundup Ready® 2 herbicide resistance with dual modes of above-ground insect protection. It provides control for corn borer, corn earworm, and fall armyworm.
TRECEPTA® RIB COMPLETE® CORN BLEND (TRE)
Built on proven VT2P technology, it gives you more complete control against corn borer and other above-ground insects with the additional mode of action. It also brings tolerance to Roundup®.
DROUGHTGARD® HYBRIDS WITH VT DOUBLE PRO® RIB COMPLETE® CORN BLEND (DGVT2P)
The DroughtGard® hybrids are part of a system combining germplasm selected for its drought-tolerant characteristics and drought-tolerant biotechnology trait. In combination with VT Double PRO® with dual modes of above ground insect protection. It also brings tolerance to Roundup®.
AGRISURE® ABOVE E-Z REFUGE® (AA)
The Agrisure® Above trait stack offers the convenience of anintegrated E-Z Refuge® seed blend plus multiple modes of action against corn borer, as well as suppression of ear- feeding insects. It also provides herbicide flexibility with bothglyphosate and glufosinate tolerance.
VIPTERA® E-Z REFUGE® (V)
Viptera® E-Z Refuge® trait stack delivers unparalleled above-ground insect control through multiple modes of action targeting key pests. With the convenience of an integrated E-Z Refuge® seed blend, it offers seamless compliance and performance. This trait is also highly effective in managing western bean cutworm.
AGRISURE VIPTERA® 3110 (AV)
Provides season-long control of many ear feeding insects including corn borer, corn earworm, black cutworm, and western bean cutworm. It also provides herbicide flexibility with both glyphosate and glufosinate tolerance. NOTE: 20% structured refuge required in corn-growing areas.
POWERCORE® ENLIST® REFUGE ADVANCED® (PCE)
PowerCore® Enlist® trait features three modes of action against above-ground insect pests for broad-spectrum and long-lasting control. Tolerance to multiple herbicides including glyphosate, glufosinate, 2,4-D choline, and FOPS gives you the flexibility in herbicide choice and management practices to help maximize yield.
CORN SILAGE
Our silage hybrids are rated based on information obtained from our in-house silage evaluations, independent trials and originator information. Samples of these hybrids were analyzed by an independent lab. We continue to evaluate all options of silage products available to us including leafy genetics, soft endosperm hybrids, low lignin hybrids and other silage specific hybrids in our effort to provide you with high quality corn silage choices. As a Wisconsin-based leader in offering premium genetics, we are committed to providing well-adapted, high-quality silage products. For best results, use Renk Advantage Inoculant.
 BRAND | PRODUCT DESCRIPTION PAGE | SILAGE RM | YIELD (TOTAL DM) | ROOT STRENGTH | DROUGHT TOLERANCE | CRUDE PROTEIN (AS % OF DM) | STARCH (AS % OF DM) | NDF (AS % OF DM) | NDF DIGEST. (AS % OF NDF) | MILK 2006 TDN | MILK 2006 NEL MCAL/LB | MILK 2006 MILK/TON | MILK/ACRE |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| RK296AA | 8 | 85 | 8 | 7 | 8 | 7 | 9 | 8 | 8 | 8 | 9 | 8 | 8 |
| RK4545AV (NEW) | 10 | 86 | 7 | 7 | 8 | 7 | 8 | 7 | 7 | 8 | 8 | 8 | 7 |
| RK485DGVT2P | 10 | 87 | 8 | 8 | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| RK444SSTX, RK444VT2P, RK444 | 10 | 87 | 8 | 8 | 7 | 8 | 9 | 8 | 8 | 8 | 8 | 9 | 9 |
| RK571PCE | 12 | 89 | 8 | 7 | 8 | 8 | 8 | 8 | 8 | 9 | 9 | 9 | 9 |
| RK5522SSPRO (NEW) | 12 | 89 | 9 | 8 | 7 | 8 | 9 | 8 | 8 | 8 | 8 | 9 | 9 |
| RK582SSTX | 13 | 91 | 8 | 7 | 8 | 8 | 8 | 7 | 7 | 9 | 9 | 8 | 9 |
| RK583PCE, RK583 (NEW) | 13 | 92 | 8 | 8 | 7 | 8 | 8 | 8 | 8 | 9 | 9 | 9 | 9 |
| RK579DGVT2P | 14 | 92 | 8 | 7 | 8 | 7 | 7 | 8 | 8 | 9 | 9 | 8 | 8 |
| RK586VT4PRO (NEW) | 14 | 92 | 8 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| RK600SSTX, RK600VT2P | 24 | 93 | 8 | 8 | 7 | 7 | 8 | 8 | 8 | 9 | 9 | 8 | 8 |
| RK6555VT4PRO (NEW) | 16 | 95 | 8 | 8 | 7 | 8 | 9 | 8 | 8 | 8 | 9 | 8 | 8 |
| RK642SSTX | 17 | 96 | 8 | 8 | 7 | 9 | 8 | 9 | 8 | 8 | 8 | 8 | 9 |
| RK7577SSPRO, EK7577TRE (NEW) | 17 | 100 | 9 | 8 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| RK710DGVT2P | 18 | 99 | 8 | 7 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 9 |
| RK7524G (NEW) | 19 | 100 | 9 | 7 | 8 | 9 | 7 | 8 | 8 | 8 | 8 | 8 | 7 |
| RK785PCE, RK785 | 20 | 102 | 8 | 8 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 9 |
| RK773TRE | 21 | 102 | 8 | 8 | 7 | 8 | 7 | 7 | 7 | 8 | 8 | 8 | 9 |
| RK7590SSPRO (NEW) | 21 | 102 | 9 | 7 | 7 | 8 | 9 | 8 | 8 | 8 | 9 | 9 | 8 |
| RK895DGVT2P | 25 | 106 | 9 | 8 | 9 | 7 | 9 | 9 | 9 | 9 | 9 | 8 | 9 |
| RK889PCE (NEW) | 25 | 106 | 9 | 7 | 8 | 8 | 9 | 8 | 8 | 8 | 9 | 79 | 8 |
| RK8585TRE (NEW) | 26 | 107 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
RATING SCALE: 9=Excellent , 1=Poor | Relative to other hybrids tested of similar maturity | The NDF digestability and the Milk 2006 Energy ratings are from 30hr digestability evaluations For best results, use Renk Advantage Inoculant |
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