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Velvet Digest

How do you cover planter drain holes?

Author

Ethan Hayes

Updated on June 03, 2026

Cover the drainage hole of the container before planting, using a material that allows water to drain freely while holding the potting soil in. Ideas include a piece of broken pottery or a small square of fine mesh screen. You can also place a paper coffee filter or a layer of folded newspaper over the hole.

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In this manner, what can I use to keep the drain holes in a planter from clogging?

Poking sphagnum peat moss or cheesecloth loosely into the drainage holes of your planter won't plug them but will help keep soil particles from washing out. Commercially made discs of coconut fiber, polyester or plastic filled with hydroponic rock also are available to place over drainage holes.

Also, what do you put in the bottom of a planter for drainage? Put a layer of gravel in your plant's drainage tray, or down inside a decorative planter, then sit your plant pot on top. The gravel will hold water and increase humidity, while keeping your plant's roots up out of the puddle. Gravel comes in handy when sitting a plant inside a decorative planter.

Likewise, people ask, how do you cover drainage?

For the health of the plant, you need to cover the holes with a material that allows the water to drain without letting the soil escape.

  1. Place the pot on top of a piece of window screen or plastic drainage mesh used for bonsais.
  2. Cut along the line you traced to cut out a piece of the drainage mesh.

Should I put rocks in the bottom of my planter?

Rocks aren't all bad. Rocks added to the bottom of large pots will reduce the volume of potting soil required to fill a container. So, while they won't increase drainage they will help to save a few bucks on soil.

Related Question Answers

Should I put gravel in the bottom of my planter?

A layer of gravel at the bottom of a planting container was recommended for decades, even in published books about container plants. That erroneous advice may lead to root damage in plants. When gravel is at the bottom of a pot, it takes up room that otherwise soil would fill, making the pot much smaller for its plant.

Can you put Styrofoam in the bottom of a planter?

Adding a few inches of foam peanuts or chunks in the bottom of the container reduces the amount of soil needed to fill the planter. Also, the foam keeps soil from washing out of the drainage holes while assisting with drainage by keeping the soil from compacting at the bottom of the pot.

What to fill fake plant pots with?

Potting. Fill your non-decorative planters pot 3/4 full with floral foam or plaster (found at most home improvement or craft stores). Use 20-minute plaster for trees that are taller, have larger trunks, or if you prefer a more stable base.

Can you drill holes in clay pots?

Use glass and tile drill bits. Glazed clay pots are a little trickier to drill into than their unglazed counterparts, but it can usually be done using glass and tile drill bits. If you want to create a standard drainage hole in a medium sized pot, a 1/2 inch (1.25 cm) drill bit should work well enough.

How do you fill a large planter box?

How to Fill a Tall Planter
  1. Check your planter for a drainage hole at the bottom.
  2. Fill the bottom half of the planter with space savers instead of potting soil.
  3. Separate the filler from the soil with a layer of newspaper, cheesecloth or landscaping fabric.
  4. Add potting soil to the planter, leaving a few inches at the top.
  5. Plant your plants.

How do you make good drainage for plants?

If the water takes an hour or more to drain, you have poorly drained soil. Improve soil drainage by building raised beds or by adding organic matter to existing soil in the form of well-rotted manure, compost, or peat moss.

Can you put plants in pots without holes?

How to Use Pots with No Drainage Holes. Some experts suggest using a layer of pebbles as a sort of drainage layer in those pots without drainage holes. This technique allows excess water to flow into the space with the pebbles, away from the the soil and therefore the roots of your plant.

Do all pots need drainage holes?

All plants need water to survive. Drainage holes allow excess water to seep out of pots after watering, ensuring that water does not pool at the base of a pot, helping to protect sensitive roots from rot, fungus and bacteria. Here are a few things to remember about keeping plants in pots without drainage.

How Big Should drainage holes be in planters?

In Purdue's bulletin on container gardening ( ), they say: "To provide drainage, drill three or four small (1/4 inch) holes in the bottom of the container. Holes larger than 1/4 inch in diameter will allow too much soil to escape.

Is one drainage hole enough?

Any pots or other containers need holes in the bottom that are sufficient enough to let any excess water drain away. Not all pots sold in stores will provide adequate drainage, especially if there is only one small hole in the bottom. Generally speaking, the more drainage a pot has, the better.