How to Grow Flowers in Window Boxes

Always make sure your window box has drainage holes. To aid drainage, place 2 inches of nonbiodegradable packing peanuts or old wine corks in the bottom of the box, and then cover with landscape fabric to prevent soil from seeping out. Next, fill the box halfway with potting soil, and add your plants.

What are the best flowers to plant in window boxes?
How many flowers should I plant in a window box?
What do you put in the bottom of a window box?
How deep should a window flower box be?
How do you prepare a window box for planting?
Can I grow lavender in a window box?
Can you plant perennials in window boxes?
Do window boxes damage your house?
What flowers are best for morning sun?
Is it bad to water plants at night?
Should I line my window box?
How do you keep a window box from falling down?

What are the best flowers to plant in window boxes?

Petunias, geraniums, zinnias, nasturtiums, and begonias are good choices for main-theme flowers. Fill in with things like inch plant, ivy, euonymus, heather, or vinca, which will cascade over the edge of the box. Impatiens do well in shady locations. More subtle choices include coleus, heliotrope, and salvia.

How many flowers should I plant in a window box?

For a 2′ window box, use 2-3 geraniums, for a 3′ window box use 3-4 geraniums. In between the main plants, put in a filler plant- something that stays lower and more compact such as lobelia, calibrachoa, compact verbenas, flowering vinca or petunias.

What do you put in the bottom of a window box?

In addition to drilled holes, stones and gravel are essential to proper drainage of windowboxes. Put a two- to three-inch layer of pea gravel or pebbles in the bottom of the planter. This will allow water to filter through the soil and gravel before passing through the drilled holes.

How deep should a window flower box be?

A minimum of 8 inches in depth and 8 inches from front to back is required to have enough room for a selection of plants. Larger–say a foot in depth and width–is even better, particularly if you want to include a lot of plants and want them to fill out enough to overflow the box.

How do you prepare a window box for planting?

Can I grow lavender in a window box?

Lavender thrives in well-drained soil, preferably in a raised bed or container garden, and requires full sun. ... Two kinds of mint, chamomile, pineapple sage, lemon-scented geraniums and French lavender star in this window box by Granville, Ohio landscape architect Jennifer Bartley for Country Living.

Can you plant perennials in window boxes?

If gardening isn't your thing or if money is an issue, perennials are the perfect choice for window boxes. In the right climate and environment, they can survive through the winter and grow back the following spring. In climates with light frosts, your perennial choices may seem endless.

Do window boxes damage your house?

Wooden boxes will last for several years when made with moisture-resistant cedar or redwood, but even they will rot eventually. If the boards of the window box are separating from each other or feel soft to the touch, water damage is present and could be causing damage to the home.

What flowers are best for morning sun?

Spring Blossoms

Pansies and violets (Genus Viola) shine in early spring with only morning sunlight available. Suited for U.S. Department of Agriculture (USDA) Plant Hardiness Zones 3 to 9, depending on the cultivar, violets offer more than 500 cultivars from which to choose.

Is it bad to water plants at night?

Watering at night is not the best for your plants' leaves or overall health. ... After a night time soak, leaves can stay wet for a pretty long time since they don't have the day's sun to dry them off. Because of this, damp leaves become extra vulnerable to fungal development.

Should I line my window box?

You can use planter liners all throughout the year. Even copper and planters with a medal powder coating on them will benefit. In fact, experts recommend using liners throughout the year even if you do not swap flowers seasonally to extend the life of your window boxes.

How do you keep a window box from falling down?

To stop your window boxes falling off, always make sure they're secured. Metal brackets bolted to the wall can extend your windowsills, as well as help to secure the containers. You could also screw eyelets into the wall each side of the window box, then tie in the window box with some strong wire.