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Showing posts from January, 2016

When is the best time to water greens? 2015 recap.

Only Dispatch as a wetting agent? Yep I watered my greens differently in 2015. I shared my thoughts about watering greens first each night instead of last in a blog post in mid July. During that time I was having a lot of success with this watering regime and even though the record drought of 2015 continued for another month and a half I continued to have success. To recap, I decided to water my greens first thing each night with the thinking that this early water would give the plants what they needed sooner, allowing them time to recover from the daily stresses during the cool nights, and hopefully have no impact on the amount of disease I had on my greens. The old way of thinking always said that it would be best to water the greens last to minimize leaf wetness but my observations showed that the leaf was normally wet all night anyway due to dew and guttation. I recently outlined the successes I had in 2015 with reducing the cost and EIQ of pesticides on my golf course. This suc...

Pesticide Use Summary 2015

2015 was my second full year tracking my pesticide use costs and EIQ in a detailed way. Overall I think my year was as good as can be expected as far as disease management goes. For the most part I was able to keep things under control and I came in under budget for costs and EIQ. As always I still only use pesticides on my putting greens which make up less than 1% of the total area of the golf course property (1 acre of 0.4ha). In 2015 I spent less on pesticide for the golf course than any other year in recent memory. I think the reason why I was able to spend less this year was that we had a very dry summer and I was able to go from mid May to late August without a broadcast pesticide spray on my greens. I have had further success this fall with my last broadcast pesticide application occurring on Oct 23rd 2015. That's over 80 days ago! This year I was made aware that the EIQ is a flawed method to determine the actual impact of pesticides on the environment. Here is an article t...