Proper irrigation design and careful water                    Change watering schedules seasonally by           management...
Watering Tips                                                                              Try Drip• Water to the depth of...
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Water Smart Watering Guide - Oakland, California


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Water Smart Watering Guide - Oakland, California

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Water Smart Watering Guide - Oakland, California

  1. 1. Proper irrigation design and careful water Change watering schedules seasonally by management will help you use water more adjusting watering days (how often you efficiently in the landscape. water). Plants need half as much water in spring and fall as in mid-summer. Turn Lawn sprinklers should be spaced so that water automatic systems off in rainy months or from each sprinkler reaches the sprinklers install a rain shut-off device to stop watering next to it. This is called head-to-head coverage. during the winter rainy season. The goal is to apply water evenly without runoff or overspray. EBMUD offers a variety of conservation services and programs for residential and Use separate valves (stations) for plants with non-residential customers in our service area. different water needs and for different types For more information on these programs of irrigation. This is called hydrozoning. please visit How much and when you need to water depends on how much water is already in the soil. This varies with seasonal rainfall and evaporation. Your watering schedule also depends on how fast your sprinklers apply water and the water needs of your plants. The graph below shows the maximum water needs of lawn watered with spray head sprinklers that apply water at 1.7" per hour; most plants require less. Rotor sprinklers apply water at a lower rate and require moreWatering minutes per start. Use your timer wisely How Much and WhenGuide • Set sprinklers to come on before dawn to give water time to soak in before it evaporates in the heat to Water Lawn of the sun. • Write down your irrigation schedule and keep it handy for future reference. • Don’t water if it has just rained or if rain is expected. • Fewer hours of sunlight reduces the water need of plants more than temperature. Plants need less water after July. • If you are one of many who forgets to adjust your timer, consider a new self-adjusting controller. EBMUD has many programs to help customers reduce water use. For information call 1-866-403-2683 or visit Minutes based on sprinkler application rate of 1.7” per hour for spray heads and maximum water needs of lawn per week.
  2. 2. Watering Tips Try Drip• Water to the depth of plant A drip irrigation system is best Irrigation Resources roots—about 6" for lawns, for shrubs and trees without Best Practices, Certification, and Professional Services 9" for ground-covers, 12" for groundcover beneath them or Water Saving Tips shrubs and 18 to 24" for trees. for groundcover that spreads Please visit EBMUD’s website for more water saving tips• Water shrubs about twice as without rooting. long as you water a lawn. and to purchase our award winning book, Plants and Unlike spray systems that broadcast Shrubs have deeper roots than irrigation water, drip systems Landscapes for Summer-Dry Climates lawn, so it takes longer for bring water slowly and directly to water to reach them. plant roots, eliminating overspray• Shrubs also use water more Bay Friendly Landscaping and Gardening and minimizing runoff. slowly than lawns, so water Bay Friendly is a program that offers workshops, classes them one-third as often. and resources for a sustainable approach to landscaping and gardening for residents, landscape professionals andCheck your system Choosing a controller:• Regularly inspect irrigation • Conventional timers at a public agencies. equipment in operation and minimum should have features repair leaks quickly. for multiple programs (calendar California Landscape Contractor Association• Adjust sprinklers for optimum of watering days), multiple start coverage and to avoid overspray. times, and a 14-day calendar A non-profit trade organization of licensed landscape and• Straighten leaning sprinkler heads. for drought-tolerant plants that landscape-related contractors.• Trim plants and mow lawns require infrequent watering. to prevent interference with • Better yet, choose a self- EPA’s WaterSense® spray patterns. adjusting irrigation controller• Check drip emitters to make sure that adjusts your water schedule A program of the U.S. Environmental Protection Agency they are working correctly and daily based on actual plant that helps consumers choose water efficient appliances. flush debris from lines twice a year. needs and weather conditions.• Read your water meter to check for possible leaks. Irrigation Association A national organization providing updates on irrigation equipment, handbooks and tips for the consumer and Watering Schedule How much to water (minutes and starts per day) is a fixed setting determined by your landscape professionals. soil, plant type and irrigation system. When to water (days per week) should be changed with seasonal weather patterns. Water Conservation Office P.O. Box 24055, MS 48 Oakland, California 94623-1055 1-866-403-2683 * Program your starts one hour apart. The steeper the slope, the more starts you’ll need. If more starts **.5 days per week = 1 day every other week are used, reduce the minutes per start so that the total minutes per day stays approximately the same. Published by the Administration Department under the direction of the EBMUD Board of Directors. 03/09