Sunday, October 5, 2008

Sustainable Lawn Care: Stewardship

Sometimes, grass is not the answer. Here in West Michigan, many homes are located on heavily wooded lots. Little sun ever filters down to the ground. This means it is always a struggle in some areas to keep that grass growing. Most lawns need a minimum of three hours of direct sunlight to remain lush and sustainable. If you don't get enough light, there really are only two remedies: prune the trees to allow enough light to get down to the lawn, or forget about your traditional lawn.

It is not always feasible or desirable to prune those shade trees. Get rid of the shade, and you lose


some of the character of the lot you loved so much in the first place. Also, remember, even if you raise the tree canopy, you might have to deal with tree roots. Trees are very thirsty. Lawns that must compete with trees for water and nutrients require extra watering and nutrients to keep them healthy.

If you don't mind getting rid of some of those trees, (they are not always desirable), keep in mind, there tends to be a considerable amount of cost, either in labor or dollars. If you decide you can stand to lose some of those trees and you can afford the expense, make sure you choose a tree service company with the necessary experience to safely remove your trees. Not everyone with a chainsaw is skilled enough to remove trees located near your home or electrical/phone wires around your home.

If you decide, "this lawn is not worth the effort", there are several alternatives to be explored. I will briefly mention them here and expound later.

First, and perhaps most obvious: groundcovers such as Myrtle or Pachysandra. These are very low maintenance plants that can grow densely in both sun and shade. Once they mature, they tend to choke out most weeds, and so keep a very nice carpet like appearance. Downside: you can't really walk through the area anymore. These plants grow six to twelve inches high and make traversing somewhat difficult. Certainly, not desirable on a regular basis.




Second, there are lower growing groundcovers, sometimes called "Steppables". Among these are Irish and Scotch Moss as well as low-growing sedums. These also give a carpet like appearance to your former lawn areas, and allow a bit more access to the area than do Myrtle and Pachysandra. Keep in mind: the "Steppables" have their limits. If you expect significant foot traffic through these areas, stepping stones will be necessary to keep feet off the plants and directed through the area to limit plant disturbance or damage. In addition, not all of these groundcovers can be grown in the shade. Carefully research the various groundcovers before choosing the one for you particular needs. For a fairly exhaustive list of low-growing ground covers go to www.stepables.com




Third, you may want to consider installing mixed gardens. Mixed gardens combine various types of plants, i.e. perennials, shrubs, groundcovers, trees and annuals. Again, if there tends to be significant foot traffic through the areas, install paths to keep those feet off the plants.

 



Fourth, consider putting in a brick or stone patio. Though a project like this is significantly more expensive and/or time consuming, it does add to the enjoyment of the outdoors by creating a space in which to enjoy your gardens and woodland. In addition, properly installed patios add value to your property that lawns, gardens and groundcovers never can.

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