10 House Plants That Will Stink Up Your House (Avoid These)

Are you a passionate plant lover eager to transform your home into a lush green oasis? While many houseplants bring beauty, freshness, and even air-purifying benefits, some come with a not-so-pleasant side effect—their odor! Whether it’s a fascinating fragrance or an outright stench, these ten plants are sure to make an impression. Let’s dive into these intriguing yet smelly green friends and explore why they might stink up your space and how you can manage their aromas if you decide to keep them!

Pitcher Plant

pitcher plant
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The Pitcher Plant is a captivating carnivorous marvel that draws insects with its unique, pitcher-shaped leaves. This ingenious plant emits a scent that mimics rotting insects, perfectly designed to lure its prey. While it’s a fascinating addition to any plant collection, the smell can become quite overpowering indoors, especially when the plant is actively trapping insects. The scent is nature’s way of ensuring the Pitcher Plant thrives, but it can be a bit much for those who prefer a more fragrant home environment.

If you’re enamored with the Pitcher Plant’s unique appearance and want to keep it without the accompanying odor, there are ways to mitigate the smell. Ensure the plant is well-ventilated and placed in an area where the scent can disperse easily. Regularly clean the pitchers to remove any trapped insects before they decompose, and maintain proper humidity levels to prevent the scent from becoming too intense. With a bit of care, you can enjoy the beauty of the Pitcher Plant without it taking over your living space.

Bat Flower

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The Bat Flower is a show-stopping plant with dramatic, bat-shaped blooms that add an exotic flair to any room. Its unique flowers are not just a visual delight but also come with a strong, musky odor designed to attract bats for pollination. This scent can be quite unpleasant and lingers in the air, making it a challenging choice for those sensitive to smells. However, the Bat Flower’s striking appearance often makes the trade-off worthwhile for plant enthusiasts.

To enjoy the Bat Flower without enduring its strong odor, proper placement is key. Position the plant in a well-ventilated area or near a window where fresh air can circulate and help dissipate the scent. Additionally, keeping the plant healthy by providing adequate water, light, and nutrients can sometimes reduce the intensity of the odor. Regular maintenance, such as removing dead flowers and ensuring good air flow around the plant, can help manage the smell while you continue to admire its unique beauty.

Stapelia (Starfish Flower)

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Stapelia, commonly known as the Starfish Flower, is renowned for its stunning, star-shaped blooms that resemble celestial wonders. However, this beauty comes with a downside—a pungent odor that closely mimics rotting meat. This deliberate scent attracts flies, which play a crucial role in the plant’s pollination process. While the flowers are undeniably unique and eye-catching, the strong stench can quickly take over a room, making Stapelia a challenging houseplant for those sensitive to odors.

If you’re enchanted by the Starfish Flower but wary of its smell, there are strategies to keep the odor at bay. Place Stapelia in a well-ventilated area or use fans to help disperse the scent. Regularly inspect and remove any flowers that have started to decay to prevent the odor from intensifying. Additionally, maintaining proper watering practices and ensuring the plant isn’t overwatered can help minimize the stench. With these precautions, you can enjoy the extraordinary blooms of Stapelia without the accompanying foul smell overwhelming your home.

Corpse Flower

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The Corpse Flower is perhaps the king of smelly houseplants, famous for its massive blooms that emit a foul odor reminiscent of decaying flesh. This intense smell is nature’s way of attracting carrion beetles and flies for pollination, making the Corpse Flower a sensational yet challenging addition to any indoor space. The blooming period is rare and short-lived, but when it happens, the odor can be overwhelmingly strong, transforming your home into a stinky spectacle.

For those determined to keep the Corpse Flower, managing its powerful odor requires careful planning. Keep the plant in a dedicated space with excellent ventilation, such as a garage or a well-ventilated room, to contain and disperse the smell effectively. Consider using air purifiers or fans to help circulate fresh air and reduce the concentration of the odor. Additionally, regular maintenance and timely removal of spent blooms can help control the intensity of the smell. While the Corpse Flower is a fascinating conversation piece, these measures can help you enjoy its grandeur without enduring its notorious stench for too long.

Peace Lily

peace lily blooms
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Peace Lilies are beloved for their elegant white flowers and reputation for purifying indoor air. However, under certain conditions, they can emit a surprisingly unpleasant odor. When overwatered or suffering from poor drainage, Peace Lilies can develop root rot, leading to a sour, musty smell that can permeate your home. This unintended fragrance is a stark contrast to their typically fresh and inviting presence, turning a beloved houseplant into a stinky problem if not properly cared for.

To prevent your Peace Lily from becoming a source of unwanted odors, proper watering is essential. Ensure the plant is not sitting in water by using pots with adequate drainage and allowing the soil to dry out slightly between waterings. Regularly check the roots for signs of rot and trim any affected areas to maintain the plant’s health. Additionally, placing the Peace Lily in a well-ventilated area can help disperse any emerging smells before they become too bothersome. With attentive care, your Peace Lily can continue to beautify your home without any unpleasant surprises.

Venus Flytrap

venus flytrap flower
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The Venus Flytrap is a fascinating carnivorous plant known for its rapid trap closure when an unsuspecting insect lands on its leaves. While the plant itself doesn’t emit a strong odor, the trapped prey can decompose, leading to a noticeable and unpleasant smell. This makes the Venus Flytrap a bit high-maintenance for those who prefer low-odor plants, as regular upkeep is necessary to prevent the lingering stench from taking over your space.

To keep your Venus Flytrap smelling fresh, prompt removal of any trapped insects is crucial. After an insect is caught, dispose of it promptly and thoroughly clean the traps to eliminate any residue that could rot and cause odors. Additionally, maintaining a clean environment around the plant by regularly changing the water and keeping the soil dry can help prevent decomposition and reduce smells. By staying on top of maintenance tasks, you can enjoy the intriguing mechanics of the Venus Flytrap without enduring the unpleasant odors that can accompany its feeding process.

Certain Bromeliads

bromeliad
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Bromeliads are celebrated for their vibrant colors and striking foliage, making them a favorite among plant enthusiasts. However, some varieties can produce an unpleasant odor, especially when the water trapped in their central “tank” becomes stagnant or contaminated. This stagnant water can lead to a musty or sour smell that detracts from the plant’s beauty and freshness, making certain Bromeliads less ideal for sensitive environments.

If you love the lively appearance of Bromeliads but are concerned about potential odors, regular maintenance is key. Frequently empty and clean the central tank to prevent water from becoming stagnant and breeding bacteria, which causes the unpleasant smell. Refill the tank with fresh water and consider adding a few drops of lemon juice or a natural disinfectant to keep the water clean longer. Additionally, placing Bromeliads in well-ventilated areas can help disperse any emerging odors, allowing you to enjoy their vibrant presence without the accompanying smells.

Some Cacti Species

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Cacti are typically admired for their resilience and minimal care requirements, but certain species can surprise you with unpleasant odors. These smells usually arise when the cactus is flowering or if it’s overwatered, leading to rot. The odor can range from sour to pungent, detracting from their otherwise attractive and hardy appearance. This makes some cacti species a less desirable choice for those seeking low-maintenance, odor-free houseplants.

To keep your cactus smelling fresh, it’s important to choose the right species known for being odorless or minimally scented. During the flowering period, ensure the cactus is placed in a well-ventilated area to help disperse any natural scents. Prevent overwatering by allowing the soil to dry out completely between watering sessions and using pots with excellent drainage to avoid root rot, which can lead to unpleasant smells. By selecting the right cactus and adhering to proper care routines, you can enjoy the beauty and simplicity of these desert dwellers without any unwanted odors invading your home.

Dead Horse Arum

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The Dead Horse Arum is a dramatic and unusual plant that boasts large, striking flowers resembling those of the Corpse Flower. Like its stinky counterpart, it emits a strong odor similar to decaying flesh to attract pollinators such as carrion beetles and flies. This intense smell can quickly fill a room, making the Dead Horse Arum a challenging houseplant for those who prefer a fresh-smelling home. Its unique appearance is a double-edged sword, offering beauty at the cost of fragrance.

If you’re captivated by the Dead Horse Arum and wish to keep it despite its potent odor, there are ways to manage the smell effectively. Place the plant in a well-ventilated area or near open windows to allow the scent to dissipate quickly. Using air purifiers or fans can also help circulate fresh air and minimize the concentration of the odor in your living space. Additionally, regular maintenance, such as removing spent flowers promptly, can reduce the intensity of the smell. With these strategies, you can enjoy the stunning presence of the Dead Horse Arum without enduring its overpowering fragrance for too long.

Rafflesia

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Rafflesia is one of the most infamous plants in the world, often referred to as the “corpse lily” due to its incredibly strong odor that rivals the Corpse Flower. This plant emits a stench designed to attract carrion flies for pollination, making it a highly smelly addition to any indoor space. Rafflesia’s extreme odor and specific care requirements mean it’s not the easiest plant to keep indoors, but its unique characteristics make it a fascinating subject for dedicated plant enthusiasts.

To manage the powerful smell of Rafflesia if you decide to keep it, it’s essential to create an environment that can handle its intense odor. Position the plant in a space with excellent ventilation, such as a greenhouse or a room with large windows that can be opened frequently. Incorporating air purifiers and using fans can help disperse the smell and keep it from becoming overwhelming. Additionally, maintaining strict hygiene by promptly removing any decaying material and ensuring the plant is healthy can help control the intensity of the odor. While Rafflesia is best admired in its natural habitat or specialized botanical collections, with the right setup, you can enjoy its extraordinary presence even in your home.

Cody Medina
Small Scale Farmer
Hi there! I'm Cody, a staff writer here at The Garden Magazine and a small-scale farmer living in Oregon. I've been gardening most of my life and now live on a quarter-acre farmstead with chickens, ducks, and a big garden.