QA

How To Make Window Box Planters

Is it cheaper to build your own planter box?

Building raised planter boxes is very easy, and usually more cost effective than purchasing them.

What wood is best for window boxes?

Because of their rot-resistant qualities, cedar and redwood are two of the best choices of wood for window boxes. Smooth high-grade cedar has a fine grain that looks good natural or stained.

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.

How deep should a planter box be?

For most plants, a 6-to 8-inch-deep planter box is sufficient. The depth may vary for some vegetables, however. Turnips, cucumbers, broccoli, beets, lettuce and green onions can all grow well in a planter box at that depth, but other vegetables, like cabbage, need a deeper depth of at least 10 inches.

Can I use pine for planter box?

Pine. Natural, untreated pine can also be used to build planters, but it must be sealed to make it resistant to weathering, rot and fungus. Pine is also soft, which makes it vulnerable to nicks, gouges and other damage.

How do you hang a window box without drilling?

The most common method for attaching window boxes to the side of the house involves using screws, but if you have vinyl siding, bypass the drilling by using vinyl siding hooks. Slide the hooks into the seam of the siding, and you’re ready to hang your planter.

What timber should I use for a planter box?

The best timbers for planter boxes are treated pine, cypress pine, jarrah and cedar, because they won’t rot with the constant moisture and soil.

What is the best way to water window boxes?

Drip irrigation systems for window boxes are designed to allow water to slowly drip into the root system of plants. This slow watering is highly efficient and allows the foliage to remain dry. Drip systems designed for smaller spaces can be easily found at the local hardware store or online.

How do I keep my window box from drying out?

The soil in window boxes dries out quickly. To help retain moisture, mix in a soil amendment when you first fill it. Sphagnum peat moss is a good choice for an organic product that is sustainably harvested. Synthetic products are usually polymeric hydrogels, added to the soil as pellets or a powder.

Should I put rocks in bottom of planter?

In general, it’s not necessary to put rocks in the bottom of plant pots. One rock to cover the drainage hole is enough – just enough so that the soil doesn’t leach out of the bottom but water can flow freely through the pot. Putting rocks in plant pots doesn’t aid drainage or improve air circulation.

Should I put stones in the bottom of my planter?

This is false. Putting gravel, rocks, or other layers of material in your plant pots, planters, or containers with drainage holes does NOT improve potting soil drainage, it instead increases the water saturation level that leads to root rot.

What do you put in the bottom of a planter without 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 planter boxes need to be lined?

You need to line your planter box if it’s made from wood or metal. The liner will help prolong the planter’s life. You don’t need to use a liner if the planter is made using plastic, ceramic, or concrete as they are quite durable by themselves.

Can I use treated wood for planter boxes?

Yes, the “new” pressure treated wood is safe for use for raised garden frames with a few precautions! Up until 2003, the most common preservative used for pressure treated wood was chromated copper arsenate (CCA), a compound using arsenic as its primary rot protectant.

How deep should a planter box be to grow vegetables?

Eight to 12 inches is usually adequate. If drainage is a problem, or if the plants you are growing prefer drier soil, the bed could be taller and filled with a porous growing medium. Vegetable beds should be 12 to 18 inches deep.

How long will untreated pine last raised beds?

Type of Wood Untreated lumber, such as pine, is the least durable and is not recommended. It will warp and begin to rot within three to five years.

Which wood is best for planters?

Cedar and Redwood are two of the most wood types available and you can’t go wrong with either one. Cedar is particularly favoured due to its durable, lightweight and crack resistant qualities. Redwood, on the other hand, is naturally rot resistant and has increased longevity but can be a more expensive alternative.

How long will a pine planter box last?

4 Durability and Rot-Resistance My current raised beds are made from 1″ untreated pine and last approximately 10 years. But I also live somewhere where the rain is moderate and the drainage is very good. If your raised beds will be exposed to a lot of moisture, wood like pine may only last a few years.

Are window boxes bad for your house?

Window boxes are meant to add color and beauty to your home. However, if not cared for or installed properly, a window box can cause water damage to the wall where it hangs that will need to be repaired.

Do window boxes need drainage holes?

It’s absolutely necessary that a window box have drainage holes so plants do not sit in soggy soil. If your box does not come with holes, you will need to drill holes in the bottom before installation.

Should a window box be wider than the window?

For the best visual effect, your window box should be at least as wide as the window but should not extend more than three inches beyond the trim on each side.

Do wooden planter boxes rot?

Wooden planter boxes can have weak bottoms that will rot very quickly, meaning you will need to replace them more often, however, there are things you can do to help prevent them from rotting, and therefore extend their life. They have over 30 years experience and are experts at protecting your deck from planters.