Learn Gardening

Written By: Rob Gardener
Last Updated:

How to Build a Self-Watering Planter

=====================================

As a gardener, you're likely no stranger to the struggle of keeping plants hydrated. But what if you could create a planter that would do the watering for you? Enter the self-watering planter, a clever design that minimizes the need for manual watering. In this post, we'll walk you through the process of building a self-watering planter from scratch.

What is a Self-Wating Planter?


A self-watering planter is a container that allows plants to draw water as needed from a reservoir or reservoir chamber. This design reduces the risk of overwatering and under-watering, making it perfect for busy gardeners or those new to gardening.

Benefits of Self-Watering Planters


Materials Needed


Step 1: Prepare the Planter


  1. Start by cleaning the planter thoroughly with soap and water to remove any debris or residue.
  2. Rinse the planter and let it dry completely.
  3. Use a level to ensure the planter is level and a tape measure to mark the height.

Step 2: Drill Holes for Wicking


  1. Using a drill bit, create a series of holes along the bottom of the planter, spaced about 1-2 inches apart.
  2. Make sure the holes are slightly larger than the sponge or towel you'll be using for wicking.

Step 3: Create the Reservoir Chamber


  1. Using a small drill bit, create a small hole in the bottom of the planter, just below the first hole.
  2. Cut a piece of plastic or wood to fit snugly over the hole, creating a small reservoir chamber.
  3. Use a hot glue gun or epoxy to secure the reservoir chamber in place.

Step 4: Add the Water Reservoir (Optional)


  1. If you want to add an extra layer of water storage, cut a piece of plastic or wood to fit inside the reservoir chamber.
  2. Cut a small hole in the center of the piece, just large enough for the wick to pass through.
  3. Fill the reservoir chamber with water, making sure the wick is submerged.

Step 5: Add the Wicking System


  1. Cut a piece of sponge or towel to fit snugly into the holes you drilled earlier.
  2. Place the sponge or towel into the planter, making sure it's securely in place.
  3. Use a small amount of hot glue to attach the sponge or towel to the planter.

Step 6: Assemble the Planter


  1. Place the planter on a level surface and fill the reservoir chamber with water.
  2. Add soil and plants to the planter, making sure not to overflow the reservoir chamber.
  3. Water the plants as needed, but be careful not to overwater.

Step 7: Maintenance and Upkeep


  1. Check the planter regularly to ensure the water level is at the recommended level.
  2. Monitor the plants for signs of overwatering or underwatering.
  3. Add more water to the reservoir chamber as needed.
  4. Clean the planter regularly to prevent bacterial growth.

Conclusion


Building a self-watering planter is a simple and rewarding project that can make a big difference in your gardening experience. By following these steps, you can create a planter that will do the watering for you, giving you more time to focus on other aspects of gardening. Happy gardening!

Tips and Variations

Common Problems and Solutions