All in all, we spent hundreds of hours combing through thousands of user reviews to put together a comprehensive list of the best large rectangle planter box on the market. We then delved into these large rectangle planter box further and put together detailed reviews so that you can easily pick the best large rectangle planter box for your needs.

Best large rectangle planter box

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Best large rectangle planter box reviews

1. CYS EXCEL Brown Wooden Planter Box (17"x5" H:4") with Removable Plastic Liner | Multiple Colors Rustic Rectangle Indoor Decorative Box

Feature

Dimensions - Height: 4" | Opening: 17"x5" | Interior Dimensions: L-16" x W-4" H-3.5" | Wood Thickness: 0.3" | Natural Brown Wood Color | Pack of 1
Quality - Hand Made Paulownia Wood Planter Box. Removable watertight plastic liner included. Recommended for indoor use. Outdoor use may cause damage to the wood box due to outdoor conditions. No drainage hole included for plants.
Design - The perfect sized planter box. The thick wood walls are glued and nailed together for strength and durability. The clear plastic liner is designed to hold the soil and water within to prevent leakage and spills yet appearing almost invisible.
Uses - The planter box is a great fit for your farm-style home dcor. For all the modern urban home dcor lovers, the wood planter box is an easy and practical decoration for the contemporary house. It is perfect for small plants and craft projects.
Occasions - The wood planter box delivers a warming message to the surrounding environment. It attracts attention due to the natural character of the item. It makes for a unique centerpiece for any event or home. It also makes for the perfect gift.

2. BackyardBounty Rectangle Planter Box, 16 Inch Indoor / Outdoor Rectangular Planter, Durable UV Resistant, 2 Gallon Plastic Window Box Trough, Use for Herbs, Succulents, Vegetables (Graphite Grey)

Feature

ULTRA-DURABLE PLANTER - As budding gardeners ourselves (pun intended) all the window flower boxes we tried would bend out of shape, crack, or lose their color. So, we designed the BackyardBounty indoor / outdoor planter with a wide mouth, thicker rim, and narrow base to ensure it retains its shape and allows your plants to thrive!
MINIMALIST DESIGN WITH DRILLABLE HOLES - Drainage holes are essential for protecting those delicate roots from rot, fungus, and bacteria. Drill your own holes in the designated spots (made with thinner plastic). And grow a bountiful garden of succulents, flowers, herbs, and more.
WEATHER RESISTANT PLASTIC PLANT POT - Add a splash of color to the city! 100% UV stabilized plastic with a matte finish ensures long-lasting color and withstands extreme weather conditions. The flower box / plant pot is durable polypropylene.
FIND A MOMENT OF PEACE - Break free from the hustle, bustle, and digital bombardment. Plant some seeds in your very own plastic window planter box, lovingly care for those little sprouts as they first push through the soil, and find peace in your gardening journey.
IDEAL FOR URBAN DWELLERS - Container gardening or window box liners are ideal for city dwellers who may not have much space. Grow your own vegetables, herbs, or flowers in this plastic rectangular planter. Go get earthy, flex your green thumb, and bring joy to your space.

3. Cocoyard Modern Elevated Metal Planter Box. Rectangular Indoor Outdoor Standing Planter Stand, Great Gift for Plant Lover, Birthday, and Any Holidays (Tall, 28)

Feature

STURDY AND DURABLESturdy metal construction with a durable powder coating to create a lasting stand. Our outdoor plant stand is the optimal solution for your decoration needs.
ELEGANT & VERSATILE DESIGNAttractive contemporary planter pot that can fit any home dcor and is suitable for any location, such as living room, entryway, bedroom, hotel, lobby, office and more. With our plant stand, you can create a modern, unique garden decoration that will be a definite eye-catcher for anyone who passes your doorway. Our planters for outdoor plants are what you need to create the ideal garden dcor.
CONTAINER GARDENINGFlower boxes can go anywhere. Grow a variety of beautiful flowers, sculptural succulents or add potted plants inside the planter box. Place it beside your entryway and then fill it with sprawling plants or blooming flowers to create a fresh welcome that your guests will love.
GREAT SIZE Overall dimensions: 28 in L x 8 in D x 28 in H. Inside box dimensions 26.6 in L x 7 in D x 7 in H. One of the best parts of our metal plant pot is that it features a removable shelf for easy storage. Designed with multiple drainage holes, you can assure that our indoor or outdoor planters will not overwater the plants.
GIFT IDEASGreat gift for plant lovers or any occasion. All our products check the highest quality standards, so you can be sure that the outdoor planter for the backyard will surpass your expectations. It comes packed with care in a compact package, and it is super easy to install, saving you time and energy.

4. Mayne Fairfield 5824W Window Box Planter, 5-Foot, White

Feature

Accent your home with our New England design window boxes. Our molded plastic planters are made from 100% high-grade polyethylene
This window box features a double wall design creating a water reservoir. Includes 5 wall mount brackets with a black powder coated finish
Outside Dimensions: 60"L x 11"W x 10.8"H. Inside Dimensions: 44"L x 7.5"W x 8"D
Water reservoir capacity is approximately 4.7 gallons (17.8 Liters)
The weather-proof and ultra-tough construction allows you to enjoy your window box all year long with very little winter preparation. The UV inhibitors within the resin allows for a long lasting fade-free performance.
15 Year Warranty Residential Application, 5 Year Warranty Commercial Application. Made in the USA.

5. Greaner Rectangle Planters for Indoor Plants, 3 Pack Long Outdoor Plastic Flower Boxes Vegetable Growing Pots 16.9x7.48 Inch with Tray for Garden Balcony Windowsill House DIY - Black

Feature

Package content & size: 3 Pack Black Rectangular Planters. The flower window box is 16.9x7.48x5.5 in/43x19x14cm (L*W*H). The tray is 15.7x5.9 in/39.5x15 cm. A perfect decoration for your house. (Plants and Flowers are NOT Included)
Unique design and elevated feet: Water tray can be randomly separated. Elevated feet provides air flow to promote the plants growth, drainage holes (4 open and 2 reserved) keep plants from overwatering. While protecting your shelf or windowsill from stains.
Premium & durable material: Our window box planters are made of high-quality plastic, with UV protection against color fading. Not easy to chip, crack, break. Safe and non-toxic, sturdy, moisture-proof, wear-resistant and impact-resistant.
Widely used windowsill planter: Window box planter is widely used in courtyards, gardens, porches patio and other indoor and outdoor occasions; they are good for growing miniature roses, tulips, carnations or other flowers and fruits. Very convenient to use and saves much time and effort.
Ideal gardening items: Planters help clean the air and provide a beautiful visual sense. Rectangular planters with trays can be given to parents, grandparents and other people, or you can use them to plant vegetables and fruits with your children to cultivate their hands-on ability.

6. Window Box Planter, 7 Pack Plastic Vegetable Flower Planters Boxes 17 Inches Rectangular Flower Pots with Saucers for Indoor Outdoor Garden, Patio, Home Decor

Feature

WINDOW BOX PLANTERS DIMENSIONS - Includes pack rectangular plastic planters. The size of plastic flower planters: L16.6 x W7 x H5.9 inches, large enough to support any projects and ideas. Great for herbs, flowers, foliage, grass, cactus, succulents, ferns, arborvitae and more.
DURABLE PLANT POTS - Made of high quality plastic, which is recyclable, lightweight and sturdy, our window planters for outdoor can be exposed to the sun, rain and snow without discoloration for a long-lasting use. The surface of the planters is smooth, so it is easy to clean too.
ATTACHED DRAINAGE TRAY - This large plastic plant pot with drainage features a attached saucer at the bottom for proper draining of live plants. Which helps your plants to grow healthier.
WATER INLET DESIGN - The rectangular plant pots are designed with 2 water inlets at the bottom, so you can water your plants from the water inlet directly. This design ensures that you can water your plants well without making the tables or windowsills get wet, keeping it clean and dry.
MULTIPURPOSE - The rectangular red planter is simple and practical, which makes it a nice home decor for your windowsill, garden, porch, balcony, kitchen, deck, patio, and other indoor outdoor use. Suitable to plant miniature roses, tulip, carnation or other flowers, vegetables, fruits.

7. Outland Living 4 Packs 26.5 inches Outdoor and Indoor Rectangle Plastic Planter Box Perfect for Herbs Succulents Vegetables and Flower Gardening (Large 4-Pack, Forest Green)

Feature

VERSATILE GARDENING PLANTER BOX - Your Outland Living Pack of 4 Plant bins is great for growing a wide variety of plants ranging from vegetables, flowers, herb, strawberry seedling, and succulent. Whether inside your house, porch, backyard, garden, condo, or apartment, your planter box is a great partner to start your green thumb!
MADE w/ FOOD SAFE ECO-FRIENDLY PLASTIC - Grow farm produce in the comfort of your home! Plant bins are made from 100% new Polypropylene material (PP) and are food safe (BPA free, lead free, mercury free). Making sure eating your favorite herbs, fruits, and vegetables from your plant box are absolutely safe and healthy!
WITHSTANDS SUMMER'S SUN AND WINTER'S COLD - These Rectangular Plant boxes are made from thick, sturdy, and durable plastic that can resist any weather. Also are UV-stabilized and frost-resistant, so they won't fade or become brittle when exposed to extreme weather conditions.
UNIQUE BOTTOM DESIGN - the Outland Living Plant boxes have an option to add a drainage layer by adding fillers (shells, gravel, etc.), which creates a small water reservoir below the soil line to help prevent root rot. The water in the drainage reservoir will eventually evaporate up through the soil, keeping your soil moist.
SIGNATURE OUTLAND LIVING QUALITY - at Outland Living we stand behind our high quality outdoor products. If you require any assistance our friendly and knowledgeable customer support will make sure to make it right!

8. Veradek Metallic Series Indoor/Outdoor Long Box Planter

Feature

GARDEN DECOR: Decorate your space with the Metallic Long Planter; Whether you use it as a patio, deck or for the front entrance, this rectangular planter box is the perfect fit with its sharp and modern appeal
METAL PLANT BOX: This low planter pot is made from a fully seam welded, thick gauge powder coated galvanized steel with a furniture quality finish which makes it scratch resistant
DIMENSIONS: These modern pots measure 16.25 Inches in height, 10 Inches in width and 32 Inches in length
OPTIONAL DRAINAGE HOLE: This plant container has an optional drainage to drive out excess water
WEATHER RESISTANT: This crack resistant planter potequipped with styrofoam insulationis designed to withstand any kind of weather and to help ensure that the plants stay insulated in winters and do not dry during the summers

9. Modern Rectangle Planter Box - 32" Metal Planter Ideal as a Long Succulent Planter | Rectangular Planter Box for Table or Window Sill Planters Indoor | Trough Planter for Indoor Window Planter | Black

Feature

MODERN ROOM DCOR: Our stylish rectangular planter box makes a decorative statement on its own. It is simple yet elegant. This minimalist design has been powder coated with a matte black easy to clean finish. This finish is resistant to scratches, chips and fading. It is perfect to elevate and blend into any home dcor! Please note that PLANTS AND ROCKS ARE NOT INCLUDED
PREMIUM QUALITY: Made from durable 304 stainless steel, this long planter edges are seam welded to ensure your narrow planter is watertight. At 1.5mm thick, you can feel the quality and durability in this trough planter! Click Add to Cart, while Supplies last!
VERSATILITY: This windowsill planter box can be used in a variety of ways. It can be a beautiful centerpiece for your dining room table or on your bookshelf. It can hold a variety of small plants such as cactus, succulents, flowers, and many other live house plants. Our product not only hold indoor plants, you can use it to hold candles, bathroom dcor and much more. It is perfect for any interior design needs
DIMENSION: Planter Length: 32", width: 3.25, height: 3.5 Inch. Also included with our window planter box are (4) easy to install low profile rubber pads to help provide stability and protect your surfaces from being scratched or damaged
100% GUARANTEE SATISFACTION - We stand by the quality of our stainless steel planter. It is our commitment to ensure that you are completely satisfied with your purchase. If there are any doubts or issues that arise, we offer you a 60-day warranty on our metal planters. This is the standard we promise to our customers

10. Window Boxes Planters, Greaner 3PCS 16x3.8 Inch Black Rectangle Planters Box with Drainage Holes and Trays, Herb Succulents Flowers Plastic Pot for Windowsill, Garden, Balcony, Indoor, Outdoor Decor

Feature

Drainage Holes and Attached Saucer3 opened drainage holes and 3 reserved holes, conductive to keeping soil drained and ventilated, providing properiate airflow and promoting plants to grow strong; Easy to clean with the removable tray.
Perfect Size, RemovableMulti-purpose Planter size: 16 3.8 3.3in, Saucer size: 15.1 3.0 1.2in, great size for planting herbs, vegetables, tiny cactus, lilies, lotus and artificial plant etc., also holding stones, soil, pebbles and more.
Simple but Modern Window BoxEasy to decorate in any scene with rectangular design and black color, good for DIY or sticking labels, bringing the fresh air and brightening up your living place; Package includes: 3 x Rectangle Window Boxes, Plants Not Included.
Safe, Durable and Anti-corrosionMade from plastic ABS material with good quality; Environmentally friendly, safe and non-toxic; Sturdiness and damp proof; Scratch, abrasion and impact resistance.
Functional Succulents Herbs Planter Window Box is widely used to plant on the kitchen window, rural fence, deck, windowsill, patio, porch, desk, office, indoor and outdoor. Rectangle Planter is a great choice to be a gift for family, friends and co-workers.

Conclusion

All above are our suggestions for large rectangle planter box. This might not suit you, so we prefer that you read all detail information also customer reviews to choose yours. Please also help to share your experience when using large rectangle planter box with us by comment in this post. Thank you!
May Murphy