Tips & Guides
Be Mindful of Calendar Date with Fomesafen Usage
By GROWMARK, Inc. Image 1. Veinal chlorosis due to fomesafen carryover in corn. With the prevalence of glyphosate-resistant waterhemp across most of our region, there very few herbicide options to...
Tips & Guides
Herbicide Tolerant Soybean Traits
By GROWMARK, Inc Soybean traits have become more complex, having multiple herbicide tolerances in a single trait. Good record keeping on what seed is planted where is highly encouraged if...
Tips & Guides
Phytophthora Infection Can Occur Any Time in Soybeans
By: GROWMARK, Inc. Phytophthora Root Rot (GROWMARK, Inc.) Phytophthora root and stem rot is generally favored with saturated soils and warm weather. The Phytophthora sojae organism is a fungus-like pathogen (Oomycete) that...
Tips & Guides
Which Situations Require the Use of a Soybean Inoculant?
By: GROWMARK, Inc. Soybeans form a symbiotic (mutually beneficial) relationship with nitrogen-fixing bacteria that live in the soil (Figure 1). In this relationship, Rhizobia bacteria fix atmospheric nitrogen into a...
Tips & Guides
Spray Adjuvants
By GROWMARK, Inc. The purpose of this article is to briefly describe the main spray adjuvant categories used in agricultural applications. Specific references to GROWMARK products in each category will...
Tips & Guides
Corn Replant Decisions
By GROWMARK, Inc. Image source – ipm.missouri.edu/croppest/2019/5/evaluatingcornstands/ Corn replant decisions can be complex, and many different factors should be considered prior to replanting a field. Modern crop production systems have multiple...
Tips & Guides
Early Season Corn Growth & Development
By: GROWMARK, Inc. Early yellowing of young corn At approximately the V2-V3 stage of corn development, the corn plant starts to shift from relying on the seed for nutrients and...
Tips & Guides
Weed Control in Cool Season Grass Pastures
By GROWMARK, Inc. Weeds are prominent this year in many grass pastures. Late May to Early June is the best time to control many perennials, annuals, and woody plants. It...
Tips & Guides
Diagnosing Emergence Problems in Corn
By GROWMARK, Inc. Impact of Crusted Soil on Corn Emergence No Seed – Either the planter was not functioning properly, or something removed the seed. If the planter was not functioning...
Tips & Guides
Importance of Sulfur to Corn & Soybean Production
By GROWMARK, Inc. Image 1. Sulfur deficiency symptoms in corn (Source: Purdue University) The Role of Sulfur in Crop Production Sulfur is a plant-essential element, often classified as a ‘secondary’...