Choosing the Most Durable Outdoor Planter: Fiberglass, Metal, Plastic | NewPro (2024)

When thoughtfully chosen, outdoor planters and containers can be the perfect accent to exterior designs. Varying finishes, colors and textures can offer a unique highlight to installations. However, looks alone can’t always be the deciding factor when choosing outdoor planters. Outdoor planters must be able to last through the sun, rain, snow, sleet and maintain its finish through piercing UV rays. When choosing the most durable outdoor planter material for installations, it is important to balance overall durability, price, weight, appearance, and care requirements in your selection process. The most commonly selected outdoor planter materials are typically fiberglass, metal, and plastic, and have different pros and cons to consider in each of these categories.

Fiberglass Planters

Durability

Fiberglass planters are one of the most durable outdoor planter options. Spun glass fibers held together with hardened resin are then sanded and painted with an automotive-grade finish to form a finished fiberglass planter. An ideal choice for outdoor applications, fiberglass planters are weather-resistant, and can withstand a variety of outdoor elements. From cold winters to blazing hot summers, the exterior finish will stay intact despite constant UV rays, as exposure to the elements won’t corrode the planter exterior.

Price

Fiberglass planters are usually affordably priced, and are one of the most economical outdoor planter choices especially considering overall durability. Though their initial cost puts them at a higher price point than plastic planters, fiberglass planters offer a high-quality look with long-lasting durability that is worth the expense.

Weight

The light weight of fiberglass planters make them incredibly easy to move. Even extra large outdoor fiberglass planters are easy to pick up and move without too much effort.

Appearance

With a variety of available colors, finishes, textures and shapes, fiberglass planters are easy to customize for any design. From modern squares and rectangles, to large round planters and abstract silhouettes, fiberglass planters can easily be made into a variety of standard and customizable shapes.

Care

Fiberglass planters require very little maintenance. With just an infrequent cleaning and wax, outdoor fiberglass planters will maintain their coating for ages without attention. Review our guide on cleaning fiberglass planters for more information on how to maintain their finish.

Metal Planters

Durability

Most commonly made out of steel and aluminum, metal planters are made to last. Constructed out of high-quality metal, they can withstand all sorts of weather conditions and foot traffic without chips, cracks or breaks.

Keep in mind that metal planters might not be an ideal choice for select installations and plantscapes. The sun’s rays can heat up metal planters and cause the soil to dehydrate. This means that the plant maintenance technician will have to carefully monitor soil moisture levels.

Additionally, drainage holes are key for outdoor metal planters. Since metal planters aren’t permeable, drainage holes are needed to make sure water drains and won’t cause root rot to plants.

Weight

Weight for steel and aluminum planters can vary depending on which material is used. However—compared to fiberglass and plastic planters—metal planters are much heavier and harder to move, especially in larger dimensions. Though it is always recommended to make sure planters are ideally placed before planting greenery, it is especially important when working with metal planters.

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Price

Metal planters are on the pricier side of the scale, especially compared to plastic planters. However, the overall durability and modern look makes the price well worth the impact they can have in a space.

Appearance

The sleek, industrial look of metal planters add elegance and polish to any outdoor space. Available in standard square, rectangle or rounded shapes, it’s easy to find a metal planter that’s ready to be placed wherever needed. Custom marine-grade metal planter shapes, dimensions, and finishes are also available.

Our selection of over 19 powder-coated finishes in a variety of colors offer a full range of customization options to take this outdoor planter option to the next level.

Care

Metal planters are long-lasting, but often require a little maintenance to keep them in top shape. Oxidation may occur over time which can give the planters a slight patina, which might be desired in some designs. However, a gentle wash with a mild soap and soft cloth will usually keep these planters sparkling. An occasional wax formulated for metal materials will also help to maintain the planter’s luster.

Plastic Resin Planters

Durability

Though plastic planters have the ability to withstand the elements, they will likely not last as long as metal or fiberglass options. Over long periods of time, plastic planters may experience damage due to exposure to outdoor elements.

Weight

The lightest outdoor planter option available, plastic planters are incredibly lightweight and easy to move. Though an empty extra large plastic planter might be somewhat cumbersome to place, it can typically be moved by a solo individual due to its weight.

Price

Plastic planters are one of the most affordable outdoor planter options available. Even extra large plastic planters are available at very economical prices, and their lighter weight can even result in reduced shipping costs.

Appearance

Plastic planters can be made in a wide variety of shapes, sizes and textures. They can take on the attractive qualities of faux stone, ceramic, terracotta pots, or wicker baskets, without the hassle of worrying if those natural materials will last when exposed to extreme weather conditions.

Care

Plastic planters require very little care to maintain and keep clean. Simply wash planter exteriors with a mild mixture of water and soap with a soft cloth.

The most durable outdoor planter for your usage will depend on how you prioritize the importance of some of these factors. For a long-term and un-changing outdoor installation, a fiberglass or metal planter may be the ideal choice. For outdoor installations that you’re looking to switch up seasonally, plastic planters will offer lots of affordable variety.

No matter what durable outdoor planter material you choose, each of these materials can elevate the character and style of any space.

Explore our inventory of wholesale outdoor planters, or connect with our team for custom orders or any additional questions.

Choosing the Most Durable Outdoor Planter: Fiberglass, Metal, Plastic | NewPro (2024)

FAQs

Choosing the Most Durable Outdoor Planter: Fiberglass, Metal, Plastic | NewPro? ›

An ideal choice for outdoor applications, fiberglass planters are weather-resistant, and can withstand a variety of outdoor elements. From cold winters to blazing hot summers, the exterior finish will stay intact despite constant UV rays, as exposure to the elements won't corrode the planter exterior.

What is the most durable planter? ›

Metal planters are an excellent option for outdoor gardening. They are durable and long-lasting and available in various materials, including galvanized steel, aluminum, and copper. Metal containers can also be stylish and add a modern touch to your garden.

What is the best material for a planter box? ›

Strength – Metal containers are extremely strong and durable. They won't chip, crack, or scratch, and can be left outside to age with no problems. Galvanized steel is even stronger and will be more weather-resistant compared to other planters in your container garden.

Which is better resin or fiberglass planters? ›

However, resin will give greater long-term resilience overall, but with a slightly lower quality finish. Whereas fibreglass planters will have a higher grade finish, but won't last quite as long.

Will fiberglass planters crack in winter? ›

Unlike traditional terracotta planters, or other natural materials, fiberglass, with proper drainage holes, won't freeze and break when used outside – even during long, harsh winters. Sun, rain, snow, ice or cold weather will never negatively affect the look nor deteriorate the material.

What is the disadvantage of metal planters? ›

Metal Attracts Heat, Cooks Plant Roots

As a result, your plant soil and roots become hotter than they should be, in many cases causing the roots to completely overheat from direct sun. This process is made increasingly worse because of the poor insulation of metal planters.

What planters are best for outdoors? ›

Each type has its pros and cons but some are better suited for your outdoor plants than others.
  • No. 1: Plastic Outdoor Planters. ...
  • No. 2: Terracotta (Clay) Planters. ...
  • No. 3: Wood Outdoor Planters. ...
  • No. 4: Metal Garden Planters. ...
  • No. 5: Concrete Planters.

Do metal planters get too hot? ›

Metal conducts heat and is often warm to the touch after sitting in the sun. Will a metal garden bed cause plants and soil to overheat? The answer is no. The temperature of the soil near the edges of the garden may rise slightly on a warm day but not enough to have any impact on your plants.

Do metal planters rust? ›

Metal raised garden beds look good, are easy for most to lift and allow your plants to grow safely. However, they do have a significant downside — some metal material can rust. If you find rust spots on your metal planters, don't panic.

Are metal planters good for plants? ›

"You CAN plant houseplants in metal containers. Metal is durable, stylish, and long-lasting, but is prone to rust. Make sure you have adequate drainage, plant in plastic or fiber pots before setting in metal, and keep metal containers out of direct sunlight to avoid burning the plant and soil."

What type of planter lasts the longest? ›

Choosing the Most Durable Outdoor Planter: Fiberglass, Metal,...
  • Fiberglass Planters. Durability. Fiberglass planters are one of the most durable outdoor planter options. ...
  • Metal Planters. Durability. Most commonly made out of steel and aluminum, metal planters are made to last. ...
  • Plastic Resin Planters. Durability.
Mar 11, 2021

How long do fiberglass planters last? ›

Fiberglass planters are a popular choice for both indoor and outdoor use due to their lightweight and durable properties, but how long can you expect them to last? On average, these specific planters can last over 15 years with proper care and maintenance.

Do Fibreglass pots crack? ›

Fiberglass is a durable and weather-resistant material that can withstand outdoor conditions such as rain, snow, and sunlight. It is resistant to fading, cracking, and peeling.

What planters don t crack in winter? ›

Choose The Right Containers

Terra-cotta and ceramic pots absorb moisture, which expands as it freezes and cracks the container. Metal, concrete and wood containers typically handle freezes well, as do fiberglass and resin pots. Some plastic pots also survive winter fine, but may become brittle over time.

What are the pros and cons of fiberglass planters? ›

While fiberglass planters offer long-term cost savings due to their durability, they can be more expensive initially compared to some other materials. However, the investment is often justified by their longevity and low maintenance requirements.

Do fiberglass planters get hot? ›

Fiberglass planters are able to withstand extreme hot and cold temperatures, and typically will not crack or break under those conditions. However, you'll want to make sure your planters are prepared to withstand those temperatures and elements.

What flower pots last the longest? ›

Fiberglass planters often last up to 50 years or more as they are made of roughly the same material as fiberglass boats, and can withstand harsh weather conditions just as well as their floating cousins.

Are ceramic planters better than plastic? ›

"Plants in ceramic glazed pots generally grow better than plants in plastic, terracotta, painted or glazed pots." The main reason is because the soil in the ceramic pot is able to absorb moisture better and it won't dry out as fast.

Are fabric planters better than plastic? ›

Plastic pots create an environment where oxygen is only available on the top layer of soil, which completely rejects the needs of the rest of the root mass. With fabric materials air is able to move in and out of the pot, supplying the roots a key resource they need in development.

Are wood or metal planters better? ›

Wood and metal are the two most popular materials for raised garden beds. Wood is a popular option because it is affordable, easy to work with and can blend well with the natural environment. Metal, on the other hand, can be more expensive, but it is a durable and long-lasting material.

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