The 6 Best adjustable Deck Railing Planters (2023 reviews)

Compared with other planter in this category, the apollo adjustable deck railing planter has a design with broader appeal. Beautify your decks, fences, railings, and sign post with these ingenious adjustable railing planters. It is adjustable to a number of widths and is extremely sturdy. The Center support arm adjusts to varying widths from 1-inch up to 5-inches wide, allowing you to use it on an assortment of railings and fences. There is a piece that extends underneath that anchors it. They’re sturdy and easy to install. Other features include a 3/4 inch reservoir to hold excess water to reduce watering and an included soil tray. This is a perfect railing planter.

Why We Like This:

Beautiful alternative to a permanent flower box
Takes 2 people to put it on railing but stays put
Good investment for long term

Best Runner up: Apollo Great Planter

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If you often find yourself scrambling for good planter, apollo great planter should be your first option for buying. Beautify your decks, fences, railings, and sign post with these ingenious adjustable railing planters. They come quickly and are absolutely perfect. The Center support arm adjusts to varying widths from 1-inch up to 5-inches wide, allowing you to use it on an assortment of railings and fences. They are easy to install and they don't tip at all. Other features include a 3/4 inch reservoir to hold excess water to reduce watering and an included soil tray. These planters do the trick and they are very attractive and good sized.

Why We Like This:

Good quality and nice fit for deck rails
Good brand reputation

Best For wide banisters: Gardener'S supply Co adjustable Deck Railing Planter

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If you often find yourself confused about convenient and suitable planter, gardener's supply co adjustable deck railing planter is your end point. This year bring your fence and deck railings alive with your favorite plants and flowers. The double sided feature means you get to show off your plants to outsiders, while also getting to enjoy them yourself. There are tabs (for a better word) under the boxes that you push towards the railing. The bands between the two planters are adjustable and are well secured. They secure the boxes well.

This support arm will allow you to use the planter on an assortment of railings and fences.

Why We Like This:

Zero worries about falling or damage
Pack up for storage during winter months
One of the new comers and featured product

Best For any Railing: gardeners supply company adjustable Deck Railing Planter

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The gardeners supply company adjustable deck railing planter is capable of outshining several other planter featured in this list in overall features for the price point. This innovative planter makes it easier than ever to surround your home with lush, colorful plants. It includes sturdy brackets that easily adjust to fit railings from 1" to 4-1/4" wide. The evaporative grid self-watering system with a 1-quart reservoir helps keep plants healthy and lets you water less often. It reduces watering chores and keeps plants healthy.

These are all plastic, adjustable for different width railings, and have a water reservoir at the bottom. They do not drain out the bottom, so they are ideal for a multi-floor building. A hidden adjustable support bar keeps planter level. It works well, planting along the railing uses space that would otherwise not be used.

Why We Like This:

Self-watering deck railing planter installs in seconds
Planting depth, holds 12 quarts of potting mix
Adjusts to fit railings from 1" to 4-14" wide

Best stability: Apollo Exports International adjustable Deck Railing Planter

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The apollo exports international adjustable deck railing planter might be a relatively new release, but it's still nothing short of impressive this year, thanks to multiple price cuts and added new features over the past few months. The Water reservoir holds 6 cups of water with auto-overflow. It measures 24"l x 7 additionally it is ideal for wood or metal railings. It fits on any sized deck or fence railing from 1" to 4" wide. The planter arms are adjustable and the lower stabilizing arm keeps the planter perfectly level, regardless of fit.

It comes with slits to allow only the roots to reach the water reservoir below. They put stickers that are impossible to remove right over the drainage holes. It is easy to use, tight grip to railing.

Why We Like This:

Works on chain link, wrought iron, composite, and standard wooden rails
Ideal for wood or metal railings
One of the new comers and featured product

Best light weight: Apollo Exports International one Planter

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These ingenious planters sit atop railings, without the need for tools or mounting hardware. It includes 2 double-sided railing planters. The center support arm adjusts to varying widths from 1” to 5” wide, allowing you to use them on an assortment of railings & fences. The adjustable feature works perfectly and it’s been in place all summer on the railings with no issues. The hidden support arms underneath level and secure the planters in place as they butt up against the finials.

Why We Like This:

Easy way to beautify railings and enjoy from multiple sides
Water reservoir keeps root & plants happy
Bring your deck & fence railings alive with the color of flowers