Successful Forage Establishment
- Planning One
Year Ahead to Improve Establishment Success
- Planning Six
Months Ahead to Improve Establishment Success
- Following Sound
Tillage and Seeding Practices:
- Properly Manage
Young Forage Seedings
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Successful Forage Crop Establishment document in Adobe PDF format.
Additional Forage
Establishment Information via the Forage
Information System (FIS)
Properly Manage Young
Forage Seedling
From the time the
seedlings emerge until they are established is frequently the period when
lots of money and energy are expended attempting to correct problems that
should have been corrected months before the forage crop was seeded. When
it comes to successful forage establishment "an ounce of prevention is",
truly, "worth a pound of cure".
Fertilization.
If soil nutrient levels are optimum to high at the time of seeding, then
fertilization generally should not be a concern during forage establishment.
An exception would be the application of 30 to 50 lb/acre nitrogen fertilizer
to spring seeded, pure grass forage crops in late summer of the seeding
year if production warrants.
Control Weeds.
Weed control prior to forage seeding will greatly reduce the need for
weed control during forage establishment. However, if weeds are a problem
during establishment then cultural practices (such as harvesting) or herbicides
are available to help control them. See the Penn State Agronomy Guide
for more detailed information about herbicides for use during forage establishment.
The best weed control in forages is achieved by maintaining a dense healthy
forage stand through proper fertilization, cutting management, and insect
control.
Harvest. The
goal of harvest management during forage establishment should be to facilitate
the production of a healthy vigorous crop and suppress annual weeds that
may be in the new seeding. Delaying the initial harvest until the forage
plant has flowered will allow adequate root reserves to develop for rapid
regrowth and optimum establishment. Harvesting earlier to control weeds
will reduce the amount of root reserves and result in weaker plants. Slightly
weaker plants must be considered against the harmful effect of weed competition
on forage establishment.
Pest Control.
Insect damage to grass forages during establishment is generally not a
concern. However, legume forages, especially alfalfa, can be devastated
by insect feeding. The primary insect of concern is the potato leafhopper
which can reduce the vigor and later performance of alfalfa seedings.
Proper monitoring and control, when the economic threshold has been reached,
is extremely important during alfalfa establishment. See the "Pest Management
Program for Alfalfa in Pennsylvania" or the Penn State Agronomy Guide
for more information on the potato leafhopper or insecticides for its
control.
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