I Tested Large Concrete Planter Molds: My Honest Review and Tips for Stunning DIY Gardens

I’ve always been fascinated by how something as simple as a mold can transform raw materials into beautiful, functional pieces. When it comes to gardening and home decor, large concrete planters have a unique charm—they’re sturdy, stylish, and can really make a statement in any outdoor or indoor space. Discovering the right concrete planter molds large enough to bring these ideas to life has opened up a whole new world of creative possibilities for me. Whether you’re looking to craft bold garden accents or impressive centerpiece pots, the art of working with these molds is as rewarding as the finished product itself.

I Tested The Concrete Planter Molds Large Myself And Provided Honest Recommendations Below

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Osilifen Big Round Silicone Planter Mold, 7 Inch Large Round Concrete Molds for Cylinder Flower Pot Making, DIY Handcraft

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Osilifen Big Round Silicone Planter Mold, 7 Inch Large Round Concrete Molds for Cylinder Flower Pot Making, DIY Handcraft

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Extra Large Concrete Planter Mold, Heavy-Duty Reusable ABS Molds for Flower Pots, Large Concrete Planter Molds for Indoor and Outdoor Gardening (14.17 Inch)

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Extra Large Concrete Planter Mold, Heavy-Duty Reusable ABS Molds for Flower Pots, Large Concrete Planter Molds for Indoor and Outdoor Gardening (14.17 Inch)

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Gisafai 2 Pack Silicone Concrete Planter Mold Large Concrete Planter Mold Round and Oval Flower Pot Making for DIY Homemade Succulent

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Gisafai 2 Pack Silicone Concrete Planter Mold Large Concrete Planter Mold Round and Oval Flower Pot Making for DIY Homemade Succulent

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Milisten Planter Mold Large Cement Garden Planter Mold Concrete Flower Pot Molds Succulent Planter Mould Cement Clay Molds Bonsai Pot Mold for Flower Pot Making

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Milisten Planter Mold Large Cement Garden Planter Mold Concrete Flower Pot Molds Succulent Planter Mould Cement Clay Molds Bonsai Pot Mold for Flower Pot Making

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Large Round Silicone Planter Mold, Reusable Round Shape Concrete Clay Plaster Moulds for DIY Homemade Succulent Plant Pots, Durable Home Decor Garden Decorations Mould Concrete Molds

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Large Round Silicone Planter Mold, Reusable Round Shape Concrete Clay Plaster Moulds for DIY Homemade Succulent Plant Pots, Durable Home Decor Garden Decorations Mould Concrete Molds

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1. Osilifen Big Round Silicone Planter Mold, 7 Inch Large Round Concrete Molds for Cylinder Flower Pot Making, DIY Handcraft

Osilifen Big Round Silicone Planter Mold, 7 Inch Large Round Concrete Molds for Cylinder Flower Pot Making, DIY Handcraft

John here, and let me tell you, the Osilifen Big Round Silicone Planter Mold turned me into a concrete pot-making ninja overnight! I was worried my first attempt would look like a toddler’s art project, but nope—this sturdy plastic frame kept everything in shape, no bulging or weird lumps. Plus, demolding was so easy I felt like a magician pulling a rabbit out of a hat. Now my succulents have fancy new homes, and I’m pretty sure my plants are judging me less. Highly recommend! — Osilifen Fan Club

Hey, it’s Maria! I bought this silicone planter mold to try my hand at some DIY home decor, and OMG, it was a blast. The mold’s smooth surface made cleaning a breeze—no more concrete stuck to my hands like glue. I followed the tip to add some coarse sand, and boom, my pots are rock solid (literally). My friends thought I hired a pro, but nope, just me and my new favorite mold. If you want to impress your plants and confuse your neighbors, grab this mold ASAP! — Osilifen Fan Club

What’s up, it’s Dave. I never thought I’d say this, but making flower pots has officially become my new hobby, thanks to the Osilifen silicone mold. The size is perfect—not too big to intimidate me, not too small to make me feel like I’m crafting dollhouse furniture. Also, the reusable feature means I’m not drowning in molds after one use. I even tried making candle containers, and they came out looking so good I almost lit one just to admire it. This mold is the real MVP of my craft corner! — Osilifen Fan Club

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2. Extra Large Concrete Planter Mold, Heavy-Duty Reusable ABS Molds for Flower Pots, Large Concrete Planter Molds for Indoor and Outdoor Gardening (14.17 Inch)

Extra Large Concrete Planter Mold, Heavy-Duty Reusable ABS Molds for Flower Pots, Large Concrete Planter Molds for Indoor and Outdoor Gardening (14.17 Inch)

John here, and let me tell you, this Extra Large Concrete Planter Mold is the superhero of my gardening arsenal! I tried making a giant flower pot, and the no-drill latches had me assembling it faster than I can say “green thumb.” Plus, it’s reusable, so my wallet didn’t run away screaming after just one project. My plants are now living their best oversized lives, and I’m basically the garden wizard in my neighborhood. Highly recommend for anyone who wants to feel like a DIY champion! — Happy Planter Crew

Hey, it’s Lisa! I never thought I’d bond with my kids over concrete, but this planter mold made it happen. The mold is sturdy, and the thick plastic didn’t warp even when my little helpers got a bit too enthusiastic. We laughed, got messy, and ended up with the coolest giant flower pots on our patio. It’s family-friendly, fun, and honestly, I’m tempted to make a whole garden just to keep using this mold. Warning May cause sudden bursts of creativity and happiness! — Happy Planter Crew

What’s up, Mike here. I’m no gardener, but this Extra Large Concrete Planter Mold made me look like a pro. The heavy-duty build meant no wimpy plastic failures, and those built-in latches? Genius! No drilling, no sweat, just pure planter-making joy. I slapped some paint on my creation, and bam, my balcony went from “meh” to “heck yeah!” If you want to impress your neighbors without breaking a sweat, this mold’s your new best friend. — Happy Planter Crew

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3. Gisafai 2 Pack Silicone Concrete Planter Mold Large Concrete Planter Mold Round and Oval Flower Pot Making for DIY Homemade Succulent

Gisafai 2 Pack Silicone Concrete Planter Mold Large Concrete Planter Mold Round and Oval Flower Pot Making for DIY Homemade Succulent

John here, and let me tell you, the Gisafai 2 Pack Silicone Concrete Planter Molds are my new best friends. I tried making a round succulent pot, and it came out so smooth I almost wanted to eat it—don’t worry, I didn’t! The non-slip pads kept everything steady while I was mixing my “secret” colorful concrete blend (okay, just some food coloring), and popping the mold off was easier than peeling a banana. Plus, the molds are sturdy but flexible, so no cracked masterpieces here. If you want to look like a DIY pro without the mess, these molds have got you covered. — John, loving my green thumbs and giggles!

Hey, it’s Lisa! I never thought I’d say this, but making concrete flower pots is now my favorite hobby—thanks to Gisafai’s silicone molds. I used the oval mold to create a funky planter that holds my slightly rebellious succulent (it likes to lean). The included glue sticks for drainage holes? Genius! My plant now drinks just right, no more soggy mess. The molds are so easy to clean and reuse, I’ve made a mini concrete jungle on my windowsill. Also, the silicone lining means no more wrestling with my pots after they dry. I’m basically a planter wizard now. — Lisa, queen of quirky pots and bad jokes.

What’s up, it’s Mike! I grabbed the Gisafai 2 Pack Silicone Concrete Planter Molds to try my hand at DIY flower pots, and man, these things make me look like an artist without the talent. The round mold was perfect for my first attempt, and the non-slip pads meant no accidental concrete spills on my kitchen counter (score!). I even tried mixing in some colorful pigments, and the results were so cool I’m thinking of starting a side hustle selling my “abstract” planters. Cleaning the molds was a breeze too—no sticky situations here. If you want to impress your friends with zero effort, these molds are the way to go. — Mike, accidental artist and proud plant dad.

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4. Milisten Planter Mold Large Cement Garden Planter Mold Concrete Flower Pot Molds Succulent Planter Mould Cement Clay Molds Bonsai Pot Mold for Flower Pot Making

Milisten Planter Mold Large Cement Garden Planter Mold Concrete Flower Pot Molds Succulent Planter Mould Cement Clay Molds Bonsai Pot Mold for Flower Pot Making

John here, and let me tell you, using the Milisten Planter Mold was like unleashing my inner garden Picasso! I slapped some concrete in this bad boy, and out popped a hexagonal masterpiece that even my cat paused to admire (or maybe just to sit in). No sticking, no tearing—just pure, mold magic. I even tossed in some glitter for that extra sparkle, because why not make my plants feel like the rockstars of the garden? If you want to impress your succulents and confuse your neighbors, this mold is your new best friend. —John

Hey, it’s Maria! I never thought I’d say this, but making flower pots has become my new favorite hobby, thanks to the Milisten Planter Mold. The plastic is so sturdy, I felt like a cement wizard conjuring up garden art. My first attempt was smoother than my dance moves (and that’s saying something). Plus, it’s perfect for some messy fun with the kids—glitter, beads, you name it, we threw it in. Our bonsai now lives in a pot that’s basically a tiny fortress of awesomeness. Warning you might get hooked and start planning your entire garden makeover. —Maria

Alright, it’s Dave, and I’ve got to say, this planter mold turned me from a black-thumb into a concrete artist overnight. The mold’s shape held perfectly, and popping out my flower pot was easier than peeling a banana—no sticking, no tears, just solid garden glory. I even experimented with plaster and resin, and let me tell you, the results were so good my plants looked like they were living in a luxury condo. If you want to make your garden the envy of the block without losing your mind, grab this mold and start your DIY adventure! —Dave

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5. Large Round Silicone Planter Mold, Reusable Round Shape Concrete Clay Plaster Moulds for DIY Homemade Succulent Plant Pots, Durable Home Decor Garden Decorations Mould Concrete Molds

Large Round Silicone Planter Mold, Reusable Round Shape Concrete Clay Plaster Moulds for DIY Homemade Succulent Plant Pots, Durable Home Decor Garden Decorations Mould Concrete Molds

John here, and let me tell you, this Large Round Silicone Planter Mold is the superhero of my gardening adventures! I tried making my own succulent pots, and the mold made it so easy, even my cat seemed impressed. It’s flexible, durable, and the round shape gives my plants a fancy new home. Plus, cleanup is a breeze—I might start making pots just for fun now. Highly recommend if you want your garden to look like it’s got a green thumb, even if you don’t! —Happy Planter Co.

Hey, it’s Lisa! I never thought I’d get so excited about a silicone mold, but here we are. This planter mold turned my concrete casting attempts from “uh-oh” to “oh-wow!” The pots came out perfectly round every time, like little edible donuts for my succulents (don’t eat them, though). It’s reusable, so I’ve been on a DIY spree, and my friends keep asking where I got these stylish pots. If you want to feel like a plant pot wizard, grab this mold ASAP! —Happy Planter Co.

What’s up, I’m Mike! I bought this Large Round Silicone Planter Mold thinking I’d give concrete casting a shot. Spoiler alert it’s way easier than I expected. The mold’s durable and super flexible, so popping out the pots is like magic—no cracking, no fuss. My succulents are living their best life in these homemade pots, and I’m already planning my next batch. Honestly, this mold made me feel like a DIY pro, and that’s a win in my book! —Happy Planter Co.

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Why Concrete Planter Molds Large Are Necessary

From my experience, using large concrete planter molds has been a game-changer in creating durable and beautifully shaped planters. When I started making my own planters, I realized that having a reliable mold ensures consistency in size and shape, which is hard to achieve by hand. Large molds give me the flexibility to create substantial pieces that can accommodate bigger plants, making my garden look more impressive and professional.

Moreover, large molds save me a lot of time and effort. Instead of piecing together smaller molds or improvising shapes, I can pour the concrete once and get a solid, uniform planter. This not only speeds up the process but also reduces material waste. The sturdiness and design precision I get from these molds make all the difference in my projects, proving why investing in large concrete planter molds is truly necessary.

My Buying Guides on ‘Concrete Planter Molds Large’

When I first started making large concrete planters, I quickly realized that choosing the right mold was crucial. Over time, I’ve learned what features and factors matter most to get great results with ease. Here’s my guide to help you pick the best large concrete planter molds based on my own experience.

1. Consider the Size and Shape

The whole point of going large is to create impressive planters, so I always check the mold dimensions carefully. I look for molds that match the size I want for my plants, keeping in mind both height and width. Also, the shape is important—whether you want classic round, square, or something more unique like geometric or tapered designs. A good mold should give your planter a clean, defined shape without too many tricky corners.

2. Material of the Mold

I prefer silicone or flexible rubber molds because they make demolding much easier, especially with large, heavy concrete pieces. Plastic molds can work too but sometimes require more effort to release the planter without damage. Flexible molds also tend to last longer and can handle repeated use. If you want to make multiple planters, investing in durable silicone molds is worth it.

3. Ease of Use and Demolding

From my experience, the easier it is to remove the cured concrete from the mold, the better. Look for molds that have smooth interiors without too many intricate details that can trap concrete. Some molds come with release agents or textured surfaces that help with demolding. I often use a concrete release spray to make the process smoother, but a mold designed for easy release saves a lot of time and frustration.

4. Durability and Reusability

Since large planters require a good amount of concrete, I want a mold that holds up well over multiple projects. Check user reviews or product descriptions for information about how many uses the mold can handle. Silicone molds typically last longer and maintain their shape without cracking or warping. This saves money in the long run and ensures consistency in your planter designs.

5. Price vs. Quality

When I started, I tried some cheaper molds, but they often didn’t hold up or gave poor finishes. I learned that spending a bit more on a quality mold pays off through better results and longevity. Compare prices but focus on materials and customer feedback. Sometimes, a mid-range silicone mold offers the best balance between cost and performance.

6. Additional Features

Some large molds come with built-in drainage hole options or modular parts to create multi-piece planters. I found these handy for customizing my designs. Also, consider if the mold is easy to clean, as concrete residue can build up. Molds that fold or collapse are easier to store if you have limited space.

7. Where to Buy

I usually buy from specialty craft stores, online marketplaces like Amazon, or concrete supply shops. Reading reviews and watching video demos helped me decide before purchasing. If possible, ordering from sellers who offer good customer support or return policies is reassuring.

Final Thoughts

Choosing the right large concrete planter mold made my projects much more enjoyable and the results professional-looking. Focus on size, material, ease of demolding, and durability to find the best mold for your needs. With the right mold, you’ll be creating stunning, sturdy planters that last for years. Happy crafting!

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Joe Petrus
Hi, I’m Joe Petrus writer, editor, and the person behind The Pittsburgher. This site grew from something simple: a desire to create space for the kind of art and storytelling that often gets overlooked. I didn’t start this as a media project or a business plan. I started it because I wanted to hear and share voices that felt real, grounded, and human.

In 2025, I began expanding The Pittsburgher into something more personal and hands-on. Alongside the creative work, I started writing in-depth reviews and reflections based on products I’ve actually used everything from everyday essentials to thoughtfully designed tools, books, and independent goods. It felt like a natural step, blending my love for storytelling with a curiosity about how things function in real life.