If you’re looking to naturally reduce gnats and enjoy the fascinating world of carnivorous plants, this guide highlights some of the best options you can grow indoors. Carnivorous plants like sundews and pitcher plants attract and trap tiny insects thriving in your home, helping manage pesky gnats. Below is a summary table presenting top carnivorous plants suitable for gnat control, all available on Amazon.
| Plant Name | Brand | Pot Size | Features |
|---|---|---|---|
| Spoon Leaf Sundew (Drosera Spathulata) | JoelsCarnivorousPlants | 3 inch | Live healthy plant with detailed care sheet |
| Cape Sundew (Drosera capensis) | PET CAREE | 3 inch | Adult size with New Zealand sphagnum moss included |
| Carnivorous Cape Sundew (Drosera Capensis) | JoelsCarnivorousPlants | 3 inch | Healthy plant with care sheet |
| Starshine Sundew (Drosera coccicaulis Alba) | Predatory Plants | 3 inch | Shipped with sphagnum moss, no soil needed |
| Floating Sundew (Drosera admirabilis) | Predatory Plants | 3 inch | Adult size with sphagnum moss and care instructions |
Carnivorous Spoon Leaf Sundew Drosera Spathulata Plant 3 Inch Pot

The Spoon Leaf Sundew (Drosera Spathulata) is a captivating carnivorous plant perfect for indoor gnat control. It is shipped live in a 3 inch net pot and arrives healthy, ready to thrive. This plant produces sticky glandular leaves that trap and digest flying insects like gnats efficiently. Included is a detailed care sheet crafted by Joel, the owner of JoelsCarnivorousPlants, helping you ensure the plant’s longevity indoors. Its manageable size and pest-catching ability make it ideal for home windowsills or terrariums.
Cape Sundew – Drosera Capensis – Carnivorous Plant 3″ Pot

The Cape Sundew (Drosera capensis) is an adult-sized carnivorous plant that naturally traps and digests small insects including gnats. It comes potted in a 3 inch container, filled with New Zealand sphagnum moss which retains moisture while keeping the roots healthy. Its elongated leaves secrete sticky mucilage to trap flies and gnats efficiently. This sundew variety is very tolerant of varying indoor conditions and thrives near sunny windows or humid environments like bathrooms.
Carnivorous Cape Sundew (Drosera Capensis) Plant 3 Inch Pot

This Cape Sundew (Drosera Capensis) is shipped live and healthy in a 3 inch net pot. Known for its sticky, hair-like tentacles on leaves, it effectively captures gnats and other small insects. The plant arrives with a comprehensive care guide for optimal growth indoors. Its durability and ability to survive a range of light conditions make it a great choice for gnat control on windowsills and indoor plant collections.
Starshine Sundew – Drosera coccicaulis Alba – Bug-Eating Carnivorous Plant

The Starshine Sundew (Drosera coccicaulis Alba) is unique for its striking white tentacle tips and highly effective bug-catching ability. Delivered with live arrival guarantee, the plant arrives potted in sphagnum moss rather than soil, mimicking its natural bog environment. It adapts well to bright indoor areas like windowsills or greenhouses and excels at controlling tiny pests such as gnats. Its compact size and eye-catching appearance add a decorative flair to any room.
Floating Sundew Plant – Drosera admirabilis – Carnivorous Plant 3″ Pot

The Floating Sundew (Drosera admirabilis) is an intriguing carnivorous plant that naturally floats or grows in moist environments. It is shipped in a 3 inch pot with nutrient-poor New Zealand sphagnum moss and includes detailed care instructions. Known for its bright leaf tentacles that capture gnats and other small insects, it makes a striking addition to any indoor space. The Moisture-retaining moss supports the plant’s native bog-like conditions, enhancing its insect-catching efficiency.
Buying Guide for Carnivorous Plants to Control Gnats
Selecting the best carnivorous plant for gnat control involves several considerations to help you make an informed choice:
- Plant Type and Size: Sundews (Drosera species) are excellent for indoor gnat control due to their sticky leaves. Choose smaller pots (3 inch) for easy indoor placement.
- Growing Medium: Most carnivorous plants thrive in sphagnum moss or nutrient-poor mix. Avoid regular potting soil; look for specially formulated carnivorous plant soil blends for best root health and moisture retention.
- Light Requirements: These plants prefer bright, indirect sunlight. Some tolerate partial shade but avoid direct harsh sun that can dry the leaves.
- Humidity and Water: High humidity and consistent moisture without waterlogging are vital. Use distilled or rainwater if possible to prevent mineral buildup.
- Care Instructions Availability: Plants shipped with detailed care guides ensure you have support for successful growth and pest control.
- Indoor Placement: Place them near gnat-infested areas such as kitchens, plant stands, or bathrooms for natural pest management.
By considering these factors, you can select a carnivorous plant that not only captivates with its unique insect-eating qualities but also effectively reduces gnats in your indoor environment.