Holly and Ilex Schilling are slow growers and can use a bit more.

May 21, The variety of the bush determines the frequency of trimming. Hedges are to be trimmed once in a year. Shrubs are to be trimmed times in a year. Pivot Hedges can be trimmed three times in a bushremover.barted Reading Time: 8 mins.

Jun 21, Do make a few large cuts instead of many small ones. Do prune just above a healthy bud, with the bud pointing in the direction you want the plant to grow. Cut at a degree angle, with the low point of the cut opposite the bud. Do leave a"collar" when cutting off a branch. Do. Oct 05, This method of managing large shrubs stimulates the plant to produce new growth just below the pruning cut, close to the ground.

If you just trim the tops of the shrubs, they will grow even leggier and taller. Another option is to prune an overgrown, neglected shrub into a small tree.

Apr 12, Down in FL, you guys have to trim hedges and some shrubs almost monthly. In the rest of the country, that isn't so. Here, in OR we trim hedges times per year and most plants and shrubs only once per year. Your question would be better if it were addressed only to people in your area. Otherwise, you're going to get all sorts of different. Nov 11, The best time to trim evergreen bushes, whether they are part of informal hedges or specimen plantings, may include pruning in summer if their health is.