Alfalfa

Alfalfa Harvests in High Heat June 28, 2018

When the temperature is consistently above 90°F, many guidelines for alfalfa harvest no longer apply. Rather than using the bloom as a guide, give plants extra time between hot summer harvests to maintain healthy stands.

Managing Seeding Year Alfalfa June 13, 2018

Seeding year alfalfa is just getting its "field legs" and needs to be managed differently than established alfalfa. Stems are spindly, roots are small and growth is slower. Following these harvest guidelines can help assure multiple harvests and a strong first season.

Controlling Bluegrass in Irrigated Alfalfa June 7, 2018

Effective bluegrass control in irrigated alfalfa requires a thick alfalfa stand, good water management, and sometimes, herbicides.

Late May Ideal for Evaluating Hay and Forage May 24, 2018

Memorial Day weekend is a benchmark for examining the status of hay and forage programs for the year and making adjustments where necessary.

Cutting hay — Figure 1. Research has shown as much as a 10-fold increase in drying rate as solar radaiation changes from heavy cloud cover to full sunlight.

Three Steps to Hasten Hay Dry-Down May 24, 2018

It's hay-making season and growers are looking for several warm, sunny days and these three practices to hasten dry-down.

Figure 1. Alfalfa weevil larvae and adults collected in a single 12-sweep sample in Goshen County, Wyoming by Dan Keener on May 11, 2018. Note that both large larvae and adults are present.

Scout Diligently for Alfalfa Weevils in May And June May 16, 2018

High populations of alfalfa weevils have been found in alfalfa throughout the Nebraska Panhandle; lower populations were reported this week in central and eastern Nebraska. The economics would warrant continued scouting through June to provide for timely treatment, if necessary, and yield protection.

Postemergence Weed Control in Alfalfa May 9, 2018

New alfalfa seedlings do not compete well with weeds and are best managed when small. Here are management tips for when you mow or use chemical control measures.

Optimizing Your First Cutting of Alfalfa May 9, 2018

If high quality hay is your goal, don't delay harvest. However, if you're looking to rebuild your hay supply, letting it grow almost until bloom will provide more feed while using water resources more efficiently.

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