The amount of nitrogen fertilizer required by turf depends on various management and environmental/management factors (Table 1). A good rule to follow is to never apply more than 1.0 lb N/1000ft2 in any one application. Do not apply fertilizer more frequently than once monthly at a 1.0 lb N/1000ft2 unless you are establishing a new…Read more about Fertilizer Recommendations[Read More]
Lawns are cultivated (sometimes referred to as aerfication) primarily to relieve soil compaction and manage thatch (organic) layers. Other reasons may be to open the turf canopy and create a seedbed in order to facilitate interseeding or overseeding, or move certain nutrients, composts, pesticides etc. into the rootzone. Common questions regarding lawn cultivation: What are…Read more about Lawn Cultivation: Is now the time?[Read More]
Timing The best time to seed a lawn is in the late summer to early fall. Adequate soil moisture, warm soil, and limited weed pressure allow for excellent seedling growth. Between August 15 and September 15 is optimum seeding time in the northern half of Indiana, and September 1 to September 30 is optimum in…Read more about Now is the time to seed lawns and other turf areas[Read More]
A shallow root system in putting green bentgrass, this plant may not tolerate deep cultivation very well Surface following solid-tine cultivation procedure, notice the rootzone mixture on the surface, the point, be careful and be gentle! A Late-Summer Cultivation Checklist: Considerations for Success: What you are trying to accomplish with this practice? Organic matter/thatch removal?…Read more about Time to make the donuts… or better yet, time to cultivate![Read More]
With a warm and wet summer, we are experiencing decline in some of our turf around the state due to temperatures, disease, insects, and weeds. In response, we are publishing a four part series on this topic to help turfgrass managers respond. Look forward to the following topics over the next two weeks. Part I:…Read more about Summer Stress[Read More]
Crabgrass is running rampant this year as the hot summer and more than adequate rainfall has helped to push this beast of a weed along. Crabgrass is a warm-season annual grass meaning that it thrives under hot and moist conditions. The high rainfall during germination (late April and early May) coupled with the wet and…Read more about Crabgrass[Read More]
If you have walked out on your lawn recently you may have noticed hundreds of small, buff colored, moths flittering here or there as you approach. These may be alarming for both farmers as well as turfgrass managers because they; look like a common corn pest (European Corn Borer) act like a common turfgrass pest…Read more about Grass Moths Everywhere[Read More]
With a warm and wet summer, we are experiencing decline in some of our turf around the state due to temperatures, disease, insects, and weeds. In response, we are publishing a four part series on this topic to help turfgrass managers respond. Look forward to the following topics over the next two weeks. Part I:…Read more about Summer Stress[Read More]
Summer Stress With a warm and wet summer, we are experiencing decline in some of our turf around the state due to temperatures, disease, insects, and weeds. In response, we are publishing a four part series on this topic to help turfgrass managers respond. Look forward to the following topics over the next two weeks….Read more about Summer Stress[Read More]
This is the time of year to target for grub control. Whether your grub control products were applied a month ago, last week or are to be applied next week, the time when they actually do their work is early August. This is because grub eggs usually hatch by the end of July in the…Read more about August Is Grub Target Month[Read More]
Part I: Too hot: Why some turfgrass species look poor in summer. There are multiple causes for turf decline in the summer. Cool-season turf areas can decline in the summer because of high temperatures, drought, pest damage (insects, diseases, weeds, others), and due to mismanagement. The general symptoms for many of these causes are usually…Read more about Summer Stress[Read More]
Gray leaf spot has been identified on perennial ryegrass fairways in northern Kentucky. It is likely that outbreaks will occur in southern Indiana with the next rainstorm (or it may already be established). If the turf that you manage has a history of the disease, this would be a good time to consider apply a…Read more about Gray Leaf Spot 2010[Read More]
Dr. Aaron Patton has joined the Turf Program as the Turf Extension Specialist. If you need to contact him, his contact infomation is Phone 765-494-9737 Fax 765-496-6335 email ajpatton@purdue.edu Department of Agronomy 915 W. State Street West Lafayette, IN 47907
Wet Lawns Although July has been relatively dry thus far, June brought a great deal of rain and left many lawn soils saturated and wet. Here are a few tips concerning caring for your lawn during wet periods. Flooded Turf Due to the incredible amount of rain Indiana has seen this summer, many homeowners are…Read more about Wet and Flooded Turf[Read More]
There has recently been increased interest in the use of rain gardens to reduce water runoff in Indiana and nationally. A rain garden is a specially constructed area with a berm, planted with various plants, and designed to capture rain water from the roof of a house or building. Rain gardens fill with water after…Read more about Rain gardens and turf[Read More]
Our Plant and Pest Diagnostic Lab (PPDL) will be a little light on help over the next two weeks (June 19 – July 5). Remember that the lab processes samples from all plants and crops—and even though we try to give turf a high priority—there may be delays in how the samples are addressed. I…Read more about Call Before Sending Samples to PPDL![Read More]
Slime mold can occur on all turf grasses. The disease does not infect the plant but instead grows on the outside of the leaves. Yellowish, purplish, or grayish fruiting bodies may be observed during wet periods. As the turf begins to dry, the structures become powdery. Since the disease is only cosmetic in nature, chemical…Read more about Slime mold[Read More]
The Giant Canada goose (Anatidae: Branta canadensis maxima) recently has become one of the most serious pests of parks and golf courses in the Eastern half of the United States. These geese are probably the most adaptable of all waterfowl and, if left undisturbed, will readily establish nesting territories on ponds in residential subdivisions, condominium complexes, city…Read more about Goose Round-up – ‘Yee-Haw’[Read More]
The Turf Field Day will be held on Tuesday, July 20 at the W.H. Daniel Turfgrass Research and Diagnostic Center in West Lafayette. The morning research tours include stops about Plant Growth Regulators, Broadleaf weed products, Controlling Moles and Voles, Dollar Spot Control and Exotic Invasive Insects in Ash and Elm Trees. Tradeshow and equipment demonstration featuring…Read more about Turf Field Day on July 20[Read More]
The near term forecast indicates an early arrival of summer, when temperature and moisture conditions favor diseases that can cause serious damage to turf on golf courses, athletic fields and residential landscapes. Two of the more important diseases are discussed below. Brown Patch Brown patch is a foliar disease that does not damage crowns or…Read more about Turf Disease Watch[Read More]
