08/30/2000 Env Bd Packet - Laserfiche WebLink

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PREVIOUS PAGE Recirculating water in backyard pow THIS PACE (top) Landscaped backyard pond; (right) Fishing in faun pond; (left) Your pond' may be as simple as a birdbatb. On the farm • Also use submerged pots of water lilies, iris, spikerush, arrow -arum, duck potato, marsh marigold, and other native wetland plants. Natives are hardy, and typically survive over winter in the backyard pond, unlike most non - native, tropical species. Plants should cover 50 to 70 percent of the water surface. Set the plants 1 to 2 inches under water, the pots may need to be sup- ported by submerged rocks or bricks. If you are using native plants, there is usually no need to fertilize them. For some exotic water lilies, limited fertilizing —once yearly — may be required. Check with your nursery on care of plants and how deep to place potted plants. Be aware that overfertilizing may cause unwanted algae blooms which can rob the water of oxygen. Add fish and scavengers Consider stocking your backyard pond with fish.They are fun to watch, and help keep the pond free of unwanted insects.You'll also need scavengers, such as aquatic snails and tadpoles, to help control algae. In cold climates, a heater may be necessary for fish to survive the winter. Be aware that heaters can use large amounts of electricity. Hint Fill a small area with sand or gravel to cre- ate a shallow area where bees and butter- flies can drink. Safety Locate the backyard pond where it is unlike- ly that unattended children may be attracted to it. Check local safety ordinances to deter- mine if a fence is required for the specific depth and size of your pond. Check local building ordinances for depth and safety restrictions and permits. Equip outdoor out- lets with a ground-fault circuit interrupter, More help Your local nursery, landscaper, or other sup- plier can give you more information on the step -by -step process of building a backyard pond, selecting and establishing suitable plants in and around k, and landscaping. A. properly located and, maintained farm pond can help stop gully erosion and improve water quality. Ponds provide water for livestock, waterfowl, and fish; store water for emergencies; and add beauty to the landscape. Wildlife use ponds for water and habitat. As one. Iowa farmer says about his pond, "I was always taught ." that one generation . does for the next, and we thought leaving the land and. water in better condition would be something good to leave to our' children and grandchildren."