University of Illinois Extension

Archives for April 2013

April 25, 2013

Host Richard Hentschel discusses our area "frost free date" and our typical annuals that do so well for our gardens. One plant family has caused concern for gardeners have been impatiens the last two years with a new disease called downy mildew. There are several alternatives available and a couple of impatiens show good disease resistance. Lots of perennials will be smaller than expected in 2013 too.

 
Play Online (6:00)
April 18, 2013

Host Richard Hentschel discusses what we can expect from our lawns that are recovering from the drought in 2012. Thin lawns will need help in filling in. Topdressing and overseediing is the typical method used. Use high quality disease resistant seed. In 2013 getting the lawn healthy is the goal and not focus on weeds this year. Be sure the seed stays moist throughout the germination process.

 
Play Online (6:29)
April 11, 2013

Richard Hentschel, host of Green side up talks about why don't fruit trees bear. In many cases, trees are too young or in a vigorous vegetative state. Fruiting can be delayed if proper scaffold training has not been done that will promote early flowering. Improper pruning can also delay flowering and fruiting. Of course there also needs to be cross pollentation for the apple trees. Making sure you have adequate pollenators blooming at the same time

 
Play Online (6:21)
April 4, 2013

Host Richard Hentschel talks about 2 important diseases on apple fruit trees and the ornamental flowering crabapples. Cedar Apple Rust has a decidious and evergreen hosts and travels between the two. Apple Scab only requires a decidous host. Both diseases impact the quality of fruit on the fruiting trees. Crabapples are also impacted, but we do not eat those fruits.

 
Play Online (6:24)