Manage
Water Where It Falls for a Healthier Landscape and Environment
By Melinda Myers
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[July 24, 2018]
Too much, not enough, and never
when you need it. This is a common complaint of gardeners. Keeping
and using water where it falls is the first step in managing this
precious resource.
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Planting and maintaining a healthy landscape is a
good place to start. Trees, shrubs, groundcovers and other plantings
improve water quality and reduce storm water runoff. The plants
capture nutrients, preventing them from leaching through the soil. A
dense covering of greenery and mulch helps prevent soil erosion and
keeps phosphorous and other pollutants out of our waterways.
Incorporate native plants whenever possible. Not only are most
adapted to the local growing conditions, but many have deep root
systems that open pathways through the soil. These openings allow
the water to penetrate the soil surface, providing moisture to plant
roots on the way to recharging the groundwater. And as the old roots
die they add organic matter to the soil, increasing its ability to
absorb rainwater.
Adding more organic matter in the form of compost will also increase
the soil’s ability to absorb water; reducing surface water runoff
into the street and storm sewer. Compost also helps capture
contaminates so they don’t leach into our waterways or get absorbed
by plants.
Capture rain falling onto your roof with rain barrels to use for
watering containers and ornamental plantings. Start with a call to
your local municipality. Some restrict the use of these
water-collecting devices, while most offer incentives and rebates
for including them in your landscape.
Make your own rain barrel from a food grade container or purchase
one from your local garden center, retail outlet or online garden
supply company. Select rain barrels suited to your landscape design.
Purchase one of the more decorative barrels, turn a plain barrel
into garden art with a bit of paint or mask it with a few plants.
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And don’t worry about mosquitoes. Just toss a donut
shaped cake of Bacillus thuringiensis israelensis (Bti), such as
Summit® Mosquito Dunks® (SummitResponsibleSolutions.com), into the
rain barrel. This naturally occurring bacteria only kills the larvae
of mosquitoes, black flies and fungus gnats. It won’t harm people,
pets, fish or other wildlife.
Consider adding these to areas subject to periods of standing water.
One dunk provides control of a 100-square-feet surface of water for
30 days. The hole in the middle allows you to stake the dunk in
place, preventing it from being washed away in heavy rains. It
remains in place and provides control when the area is flooded
again.
Add beauty and prevent surface water runoff with a rain garden.
These gardens are located and designed to intercept the water
running off walks, drives and the lawn before it enters the street
and storm sewer. The water percolates through and is filtered by the
plant roots and soil before entering the groundwater. Do a bit of
research before digging in. Proper placement, soil preparation and
plant selection are essential to success.
Managing water where it falls is not only good for your garden, but
also the environment. You’ll enjoy the beautiful surroundings and
know you made a difference by incorporating one or more of these
strategies in your landscape.
[Text from file received from
]
Melinda Myers has written more than
20 gardening books, including Small Space Gardening. She hosts The
Great Courses “How to Grow Anything” DVD series and the nationally
syndicated Melinda’s Garden Moment TV & radio segments. Myers is a
columnist and contributing editor for Birds & Blooms magazine and
was commissioned by Summit for her expertise to write this article.
Myers’s web site is www.melindamyers.com.
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