Ash Sawfly 

Dropping soon onto a patio near you – let me introduce the ash sawfly. Or maybe you’ve already been introduced to this insect; your Nebraska Extension office has been getting questions about this little greenish “songbird Snickers bar” all week!   Here’s the bottomline, this is ash sawfly and it isn’t going to kill your... Continue Reading →

Tree Fertilization 

We fertilize our lawns regularly each year, but do trees need fertilization, too? Actually, in most cases - no. Most Nebraska soils are fertile enough to support good growth of trees and shrubs without the need for additional fertilization. And in particular, trees surrounded by a fertilized lawn don't need additional fertilization.  Healthy trees have full-size, medium to dark green... Continue Reading →

Managing Chlorosis in Trees 

Eastern Nebraska tends to have high soil pH, also known as alkaline soil, which can cause problems for some plants, like river birch, pin oak, big-leaf hydrangeas and blueberries to name a few. Alkaline soil changes the availability of certain plant nutrients, often making them less available, resulting in deficiency symptoms.   Other conditions contributing to... Continue Reading →

Extension Master Gardener Volunteers – Now Accepting Applications for 2023 Program

A frosty winter day is a great time to stay indoors and enjoy a good book, a warm fire in the fireplace and a hot cup of cocoa. But for gardeners, winter is also time to dream and plan next summer’s gardens. Soon gardeners will be looking through mail-order catalogues, making up their 2023 plant and seed orders.  But for Nebraska Extension Master Gardener volunteers, winter is also a time... Continue Reading →

Preventing Deer Damage in Your Landscape 

Wildlife damage on woody landscape plants is very common, particularly in winter when cold weather and declining food resources make our landscape plants look pretty tasty! Common culprits include rabbits, voles and deer.   Today, we’re going to focus on preventing deer damage, but for more information on minimizing the impact of rabbits and voles,... Continue Reading →

Summer Watering for Trees

High temperatures and dry conditions have resulted in many lawns turning brown in the last few weeks, but all plants suffer during hot, dry conditions not just lawns. So far, we’ve had 24 days of 90+ degree heat this summer from June 1st to July 24th. Lancaster County had a rain deficit of 0.75 inches... Continue Reading →

Thinning Tree Fruits

Fruit trees in the home orchard often set abundant crops if spring pollination conditions are good and most home gardeners do not thin fruit trees enough or at all. Only 10% of peach flowers are needed for full crop set and peaches are particularly prone to branch breakage under heavy crop load.   Very heavy fruit loads... Continue Reading →

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