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DIY Self-Watering Window Boxes: Never Hand-Water Again
A DIY Self Watering Window Box system can turn your home's curb appeal without the daily watering hassle or expensive price tag. This simple drip irrigation solution gives you a beautiful, low-maintenance window boxes that thrive every season.
Equipment
Ingredients
- 4 window boxes (see note)
- 25 ¼-inch Micro Tubing Drip Line Drip Emitters (I used .5 GPH which is recommended for annuals)
- 25 ¼-inch Barbed Connection T's
- 25 ¼-inch Barbed Connection Elbows
- 25 ¼-inch Straight Barbed Connectors
- 25 ¼-inch Coaxial Staples
- 1 ¼-inch to ¾-inch Hose Adapter
- 25 ¼-inch tubing stakes
- 1 25 PSI Pressure Reducer
- 1 Brass ¾ inch hose adapter to connect the pressure reducer to the hose or spigot.
- 1 Orbit Single Port Dial Timer so that you can make this a totally hands-free system!
Instructions
- Run the ¼ inch micro tubing drip line up through a drainage hole in the bottom of the window box. Reference this post, DIY Window Boxes, for the window boxes I used.
- Once the drip line is up through the drainage hole, fill the window box with soil if it wasn't full already.
- Add drip emitters (I used .5 GPH) every 3-4 inches across the window box. I like the drip emitters better than the spray emitters for a few reasons. They keep the water near the soil which reduces evaporation. They also won't spray your windows every time they come on.
- You will add the drip emitters by attaching more dripline with T's, elbows, and straight connectors.
- Once the emitters have been run along the top of the box, connect the end of the drip line that is coming out of the bottom of the window box to your main line.
- We ran ours down along the bracket of the window box so you can't see it and then along the eaves of our house down to the spigot we were using. To keep it in place, we used these coaxial staples.
- Test the drip line to make sure it is working once it is all hooked up.
- You will need a pressure reducer, ¼-inch to ¾-inch hose adapter, and ¼-inch tubing stakes to keep the micro tubing in place anywhere it is in the soil.
Notes
Click here for my DIY Window Boxes.
Installation Timing: Install the system in early spring before planting to avoid disturbing established root systems and ensure proper soil settling around tubing.
Backup Power Options: Consider battery-powered timers for areas without electrical outlets, or manual shut-off valves for vacation periods when you want to override automatic watering.
Multiple Box Coordination: Run one main line to supply multiple window boxes using splitter connectors, allowing you to water several boxes from a single timer and water source.
Emitter Upgrade Options: Switch to adjustable flow emitters for mixed plantings where different plants have varying water needs within the same box.
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