Best Metal Window Boxes of 2025

Steven Taylor Avatar
Steven Taylor
Last Updated: Jan 4, 2025

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Metal window boxes are a stylish and durable option for adding greenery to any home or business. Made from materials such as wrought iron, aluminum or copper, these window boxes come in a variety of sizes and styles to fit any design aesthetic. They are perfect for adding a touch of nature to urban environments or for showcasing colorful blooms in suburban settings. Metal window boxes are also easy to maintain and can withstand harsh weather conditions, making them a long-lasting investment. Whether you're looking to enhance your home's curb appeal or add some greenery to your storefront, metal window boxes are a great choice.

At a Glance: Our Top Picks

LaLaGreen 30 Inch Wall Planters Cover #TOP 1
LaLaGreen 30 Inch Wall Planters
ftb score rating icon 9.8
LaLaGreen 24 Inch Window Box Planters Cover #TOP 2
LaLaGreen 24 Inch Window Box Planters
ftb score rating icon 9.7
LaLaGreen 12-Inch Window Box Planters Cover #TOP 3
LaLaGreen 12-Inch Window Box Planters
ftb score rating icon 9.5

Top 10 Metal Window Boxes

#TOP 1

LaLaGreen 30 Inch Wall Planters

Black
LaLaGreen 30 Inch Wall Planters Cover
LaLaGreen Outdoor Wall Planter for Plants (2 Pack, 30 Inch) Black Metal Window Boxes Planters Attach to House, Large Flower Basket Deck Railings Hanging with Coco Liner Fence Balcony Patio Porch

The LaLaGreen Wall Planters are versatile 30-inch outdoor planters designed for ease of use. You can set them up without any special brackets, allowing you to creatively attach them to walls, railings, or windows. Made from strong yet lightweight black metal, these planters resist rust and can hold real or artificial plants, making them ideal for various settings. Additionally, they feature coco coir liners that retain moisture while ensuring proper drainage and air circulation for your plants' roots. With these planters, you can enhance your garden's aesthetic effortlessly.

What We Like
Versatile installation options
Rust-resistant metal construction
Excellent drainage and ventilation
Attractive rustic design
#TOP 2

LaLaGreen 24 Inch Window Box Planters

Black
24" (61cm) x 2 pack
LaLaGreen 24 Inch Window Box Planters Cover
LaLaGreen Window Box Planter for Outdoor Plants (2 Pack, 24 Inch) Black Metal Rectangular Flower Pot Wall Planters with Coco Liner, Modern Stylish Horse Trough Railing Balcony, Patio, Fence Deck Rail

The LaLaGreen Window Planters are versatile and stylish containers designed for outdoor use. With a 24-inch size, they help you choose the right fit for your plants, minimizing waste. These planters come without brackets, allowing you to customize your installation using basic tools. The coco coir liners promote healthy plant growth by retaining moisture while ensuring proper drainage and air circulation. Made from durable black metal with a rust-resistant finish, these lightweight planters are perfect for both real and artificial plants, enhancing your balcony or patio effortlessly.

What We Like
Versatile installation options
Durable and rust-resistant
Coco coir for healthy plants
Lightweight and easy to handle
#TOP 3

LaLaGreen 12-Inch Window Box Planters

Black
12" (30cm) x 2 pack
LaLaGreen 12-Inch Window Box Planters Cover
LaLaGreen Window Box Planter for Outdoor Plants (2 Pack, 12 Inch) Black Metal Small and Cute Rectangular Flower Pot Wall Planters with Coco Liner, Horse Trough Deck Railing Balcony Fence Patio Decor

The LaLaGreen Window Planters are a versatile choice for enhancing your outdoor space. This 2-pack set features 12-inch planters that are perfect for your favorite plants, ensuring you avoid waste and choose the right size. The planters come without brackets, allowing you to customize their use with simple tools like screws or ties. The coco coir liners provide excellent water retention and drainage, promoting healthy root growth. Made from durable black metal with a rust-resistant coating, these lightweight planters are ideal for both indoor and outdoor settings, accommodating real or artificial plants alike.

What We Like
Versatile installation options
Coco coir for healthy plants
Durable and rust-resistant metal
Lightweight and easy to handle
#TOP 4

ZeeDix Window Box Railing Planter

Natural
24in-3pcs
ZeeDix Window Box Railing Planter Cover
ZeeDix 3Packs Window Box Railing Planter with Coco Liner, 24" Metal Black Hanging Flower Planter Deck Railing Planter Boxes with Coir Liner for Outdoor, Fence, Porch and Patio

ZeeDix Railing Planter comes in a set of 3 with coconut liners, metal baskets, and a support kit, making it effortless to display your plants and flowers on the deck railing. The coconut liner is made of natural coconut fiber, which is perfect for plants as it keeps soil in the planter and provides a healthy growing environment. The planters are made of sturdy black metal with a painted finish to prevent rust, suitable for both indoor and outdoor use. With a large capacity, the ZeeDix Railing Planter is perfect for holding a wide range of herbs or flowers. It is a great choice for home, balcony, window, garden, living room, hotel, wedding, office, and other indoor and outdoor environments.

What We Like
Easy to use
Natural coconut liner
Sturdy black metal material
Large capacity
Suitable for indoor & outdoor use
#TOP 5

LaLaGreen 12-Inch Window Box Planters

White
12" (30cm) x 2 pack
LaLaGreen 12-Inch Window Box Planters Cover
LaLaGreen Window Boxes Planters for Outdoor Plants (2 Pack, 12 Inch) White Metal Small and Cute Rectangular Flower Box Planter with Coco Liner, Horse Trough Deck Railing Balcony Patio Fence Home Decor

The LaLaGreen Window Box Planters are designed for both indoor and outdoor use, featuring a 12-inch rectangular shape that accommodates a variety of plants. You’ll appreciate the straightforward setup, as no special assembly is needed. These planters are made from durable metal with a powder coating to resist rust, ensuring longevity. Their versatile design allows you to use them as wall-mounted or railing planters, bringing charm to any space. Plus, the included coco coir liners enhance plant health by providing excellent drainage and air circulation, making it easier for you to maintain vibrant greenery.

What We Like
Durable metal construction
Easy to install
Excellent drainage
Versatile design
Stylish home decor
#TOP 6

LaLaGreen 24-Inch Metal Planters

Black
24" (61cm) x 2 Pack
LaLaGreen 24-Inch Metal Planters Cover
LaLaGreen Window Boxes Planter for Outdoor Plants (2 Pack, 24 Inch) Black Metal Rectangular Flower Pot Wall Planters with Coco Liner, Modern Stylish Horse Trough Deck Railing Rail Balcony Patio Fence

The LaLaGreen Metal Planters are perfect for adding style and functionality to your outdoor space. These rectangular planters come in a convenient two-pack and are easy to use without any special assembly. You can customize how you mount them, whether on walls, railings, or windows, using common household tools. Made from durable black metal with a rust-resistant coating, they are lightweight yet sturdy enough for both real and artificial plants. The coco coir liners not only retain moisture but also ensure proper drainage, making them an excellent choice for a variety of plants, from flowers to herbs.

What We Like
Durable black metal construction
Easy installation options
Excellent drainage with coir liner
Lightweight and versatile design
#TOP 7

BeapTcely 36" Outdoor Planter Box Set

BeapTcely
Black
36 Inch
BeapTcely 36" Outdoor Planter Box Set Cover
BeapTcely 36 x 7 x 8 inches Outdoor Black Metal Planter Box, 2 Pieces with Coconut Liner, Large Hanging Window Flower Boxes for Indoor Outdoor Deck Balcony Rail Fence Porch

The BeapTcely Planter Box Set is perfect for enhancing your outdoor space with charming greenery. Measuring 36 x 7.48 x 6.7 inches, these planter boxes fit easily on railings, allowing you to showcase a variety of plants without taking up too much room. The coconut coir lining retains moisture while ensuring excellent drainage, promoting healthy root growth. Installation is hassle-free, as these planters simply rest on your deck railings without the need for tools. With two planters included, you’ll have ample space to grow beautiful flowers, herbs, or even vegetables in your indoor or outdoor spaces.

What We Like
Optimal size for railings
Coconut coir for moisture retention
Easy, tool-free installation
Includes two planters
#TOP 8

LaLaGreen 24-Inch Wall Planters (4 Pack)

Black
24" (61cm) x 4 Pack
LaLaGreen 24-Inch Wall Planters (4 Pack) Cover
LaLaGreen Wall Planters (4 Pack, 24 Inch) Large Fence Planters for Outdoor Plants with Coco Liner Metal Deck Railing Flower Basket Window Box Attach House Outside Horse Trough Porch Balcony Garden

The LaLaGreen Wall Planters are a versatile solution for your gardening needs. These 24-inch planters have a flat back and base, making them easy to install and suitable for various surfaces. You can use simple household items to securely attach them, ensuring no special assembly is needed. The coco coir liners provide excellent water retention and drainage, promoting healthy root growth for your plants. Made from durable, lightweight metal with a rust-resistant finish, these planters can accommodate real or artificial plants, making them perfect for any outdoor space.

What We Like
Easy installation
Coco coir liners
Durable metal construction
Versatile for various plants
#TOP 9

Panacea Quatrefoil Window Box

83529
Black
Panacea Quatrefoil Window Box Cover
Panacea Quatrefoil Window Box, 36"

The Panacea Quatrefoil Window Box is a 36-inch window box that comes with a copper finish liner and a black metal frame. Assembly is required. This window box is perfect for those who want to add a touch of elegance to their window decor. The copper finish liner adds a classic look, while the black metal frame provides a sturdy base. The 36-inch length is ideal for a variety of window sizes. Assembly is required, but it is simple and easy to do.

What We Like
Elegant and classic copper finish liner
Sturdy black metal frame
36-inch length fits a variety of window sizes
#TOP 10

HFHOME 30" Window Box Deck Railing Planter Set

Black
30 inches-4P
HFHOME 30" Window Box Deck Railing Planter Set Cover
HFHOME 30" Window Box Deck Railing Planter with Horse Trough Coco Liners, Black Metal Hanging Flower Planters Baskets for Indoor, Outdoor, Balcony, Porch, Fence, Patio, and Lawn (Set of 4)

The HFHOME 30" Window Box Deck Railing Planter Set includes four 30" hanging basket sets made of 100% natural coconut fiber. The sturdy and durable hanging baskets are made of high-quality solid steel bars and sprayed with a thick plastic coating to resist rust and corrosion. The set is easy to assemble and fits any railings from 2 to 6.5" wide. The set includes pre-drilled tabs for screwing directly to the wall or window sill. The set also includes plastic 3D butterfly magnet stickers to add color to your deck and fence railings. These railing window boxes are perfect for creating a delightful floral retreat and adding some rustic curb appeal to your deck railings, balcony walls, porch, windows, or fence.

What We Like
Easy to assemble and fit any railings measuring 2 to 6.5" wide
Made of high-quality solid steel bars and sprayed with a thick plastic coating to resist rust and corrosion
100% natural coconut fiber can prevent soil fall and keeps the soil moist
Buying Guide Image

Frequently Asked Questions (FAQs)

1. Do window boxes damage 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.

2. How do you hang a window box without drilling into siding?

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.

3. How do you line a metal window box?

Lining your wrought iron window box With burlap, stabilize the bottom, line next with trash bag. Fill part way with dirt, adjust liners, add plants and more soil additional adjusting. Roll both liners together and zip tie to frame. I used more in the corners than in the front.

4. Does a window box need to drain?

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.

Editor's Notes

During our metal window boxes research, we found 24 metal window boxes products and shortlisted 10 quality products. We collected and analyzed 5,767 customer reviews through our big data system to write the metal window boxes list. We found that most customers choose metal window boxes with an average price of $55.84.

The metal window boxes are available for purchase. We have researched hundreds of brands and picked the top brands of metal window boxes, including ZeeDix, BeapTcely, Panacea, HFHOME. The seller of top 1 product has received honest feedback from 195 consumers with an average rating of 4.9.

Written by
Steven Taylor Avatar

Steven Taylor grew up in a small town called Beaufort in South Carolina and his passion for building and woodworking has led him to master the latest garden gadgets. He always holds every chance to patch up or sand down his beloved garden. There are various novel technologies in his articles.