Plants That Attract Flies – Harnessing Nature’S Unsung Helpers

ByEric James Updated on

Flies often get a bad rap, buzzing around our food or landing where they’re least wanted. But what if we told you that some of these often-maligned insects are actually vital players in nature, and certain plants actively go out of their way to attract them? Understanding these botanical magnets can profoundly change how you view your garden, campsite, or wild surroundings.

Whether you’re a budding homesteader, a curious camper, or simply want to live outdoors smarter, knowing about plants that attract flies offers practical insights. It’s not just about avoiding pests; it’s about appreciating the intricate dance of ecosystems and potentially leveraging it for your benefit. From boosting pollination to natural pest control, there’s more to these buzzing interactions than meets the eye.

This guide will dive deep into the fascinating world of fly-attracting flora. We’ll explore why these plants evolved such unique strategies, identify common species you might encounter, and offer actionable advice for managing their presence in your outdoor adventures and home garden. Get ready to see flies—and the plants that love them—in a whole new light.

Why Do Plants That Attract Flies Exist?

The natural world is full of surprising partnerships, and the relationship between certain plants and flies is a prime example. While we often associate pollination with bees and butterflies, flies play a crucial, albeit less celebrated, role for many plant species. Their attraction isn’t accidental; it’s a sophisticated evolutionary strategy.

Mimicry and Deception: The Carrion Call

Some plants employ a clever, if somewhat pungent, trick to lure flies. These “carrion flowers” mimic the smell and appearance of decaying flesh, dung, or fungi. They produce compounds like putrescine and cadaverine, which are typically associated with rotting organic matter.

Flies, particularly those like blowflies and flesh flies, are drawn to these scents, mistaking the flowers for potential breeding grounds or food sources. They land on the flower, investigate, and in doing so, inadvertently pick up and transfer pollen. It’s a masterful deception, ensuring the plant’s reproduction without offering any true reward to the insect.

Nectar and Pollen Rewards: The Sweet Deal

Not all fly-plant interactions are based on deception. Many plants offer genuine rewards, such as nectar or pollen, to attract flies. These “fly flowers” often have accessible nectaries and landing platforms.

They might display dull colors like brown, maroon, or green, or have intricate patterns that act as nectar guides. Flies, especially hoverflies and various small dipterans, are efficient pollinators for a wide range of plants, from wild orchids to common garden vegetables.

Defense Mechanisms: Trapping and Digestion

Another category of plants attracts flies for a very different reason: food. Carnivorous plants, like Venus flytraps and pitcher plants, have evolved specialized structures to trap and digest insects. Flies, along with other small arthropods, are a primary food source for these plants, providing essential nutrients, particularly nitrogen, often lacking in their boggy habitats.

The Pollinators You Didn’t Expect: Beneficial Fly-Attracting Plants

For homesteaders, outdoor gardeners, and anyone looking to cultivate a thriving ecosystem, attracting beneficial flies can be a game-changer. These unsung heroes contribute to pollination and natural pest control, reducing the need for chemical interventions.

Herbs and Vegetables for Hoverflies

Hoverflies (Syrphidae family) are perhaps the most celebrated beneficial flies. Their larvae are voracious predators of aphids, scale insects, and other soft-bodied pests, while the adults are excellent pollinators. Planting specific herbs and vegetables can significantly boost their presence.

  • Dill (Anethum graveolens): Its umbrella-like flower heads (umbels) provide easy landing pads and abundant nectar.
  • Fennel (Foeniculum vulgare): Similar to dill, fennel’s broad flower clusters are highly attractive to hoverflies and other small beneficial insects.
  • Cilantro (Coriandrum sativum): Allow some cilantro to bolt and flower; its tiny white blossoms are a hoverfly magnet.
  • Parsley (Petroselinum crispum): When allowed to flower, parsley provides nectar and pollen for a variety of beneficial insects.
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These herbs are easy to grow in garden beds, containers, or even as part of a permaculture setup around your RV or campervan site if you’re staying put for a while.

Flowering Plants for General Fly Pollinators

Beyond specific herbs, many common flowering plants attract a diverse range of flies, contributing to overall garden health and biodiversity.

  • Yarrow (Achillea millefolium): Its flat-topped clusters of small flowers are perfect for tiny pollinators, including various flies.
  • Cosmos (Cosmos bipinnatus): These cheerful flowers offer accessible nectar and pollen, drawing in hoverflies and other beneficial insects.
  • Daisy-like Flowers (Asteraceae family): Many plants in the daisy family, such as asters, coneflowers, and rudbeckia, have open flower structures that flies can easily access.
  • Stonecrop (Sedum spectabile): Late-blooming sedums are excellent for attracting late-season pollinators, including flies.

When planning your garden, consider incorporating a mix of these plants to provide continuous blooms throughout the growing season. This ensures a steady food source for beneficial flies and other pollinators.

Unwanted Guests: Plants That Lure Nuisance Flies

While some flies are beneficial, others are undeniably a nuisance, especially around campsites, outdoor kitchens, or homestead animal areas. Understanding which plants attract these unwanted visitors can help you manage their presence.

The Allure of the Rotten: Carrion Flowers

As mentioned, some plants mimic decay to attract flies for pollination. While fascinating, you might not want these particular species near your outdoor living spaces due to their strong, unpleasant odors.

  • Stapelia (e.g., Stapelia gigantea, S. hirsuta): Often called “starfish flowers” or “carrion flowers,” these succulents produce large, star-shaped blooms with a distinct smell of rotting meat. They are popular with blowflies.
  • Aristolochia (e.g., Aristolochia grandiflora, “Pelican Flower”): Known for their intricate, often pipe-shaped flowers, many Aristolochia species emit odors of decay to attract flies.
  • Voodoo Lily (Amorphophallus konjac): Famous for its dramatic, malodorous bloom that smells strongly of rotting flesh, attracting flies for pollination.

If you’re cultivating these unique plants, consider their placement carefully, especially if you live in an RV or campervan where space is limited and ventilation is key. Keep them away from outdoor dining areas or tent sites.

Fruit Fly Magnets: Overripe Produce and Fermentation

Fruit flies (Drosophila) are attracted to fermenting sugars, which is why they often appear when fruit ripens or starts to spoil. While not a plant directly attracting them, the presence of certain plants with ripening fruit can create an ideal environment.

  • Fruit Trees (e.g., apples, pears, peaches): If fallen or overripe fruit is left on the ground, it becomes a prime breeding ground for fruit flies.
  • Tomato Plants: Overripe or cracked tomatoes can also attract fruit flies, especially in humid conditions.
  • Fermenting Composts: While not a “plant,” composting organic matter (especially fruit and vegetable scraps) can attract fruit flies.

For homesteaders, managing fallen fruit and harvesting produce promptly is key to minimizing fruit fly populations. For campers, ensuring all food scraps are sealed in a trash bag or properly disposed of is crucial.

Carnivorous Wonders: Plants That Trap Flies

These botanical marvels don’t just attract flies; they consume them. While not typically used for large-scale fly control in a garden, understanding their role is fascinating for any outdoor enthusiast.

The Jaws of the Venus Flytrap

The Venus flytrap (Dionaea muscipula) is perhaps the most iconic carnivorous plant. Its specialized leaves form a trap with sensitive trigger hairs. When a fly or other small insect touches these hairs twice in quick succession, the trap snaps shut, imprisoning the prey.

These plants thrive in nutrient-poor, boggy soils, and obtaining nutrients from insects is vital for their survival. If you’re considering growing one, remember they require specific conditions: distilled water, high humidity, and plenty of sunlight.

Pitcher Plants: Slippery Slopes and Digestive Pools

Pitcher plants (genera like Sarracenia, Nepenthes, and Darlingtonia) have modified leaves that form deep, often colorful pitchers. These pitchers contain a pool of digestive fluid. Flies are attracted by nectar, scent, and sometimes bright colors on the rim of the pitcher.

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The rim is often slippery, causing insects to lose their footing and fall into the digestive fluid below. Some pitcher plants also have downward-pointing hairs inside the pitcher, making escape nearly impossible. These plants are fascinating to observe and can be a unique addition to a specialized outdoor bog garden.

Sundews and Butterworts: Sticky Situations

Other carnivorous plants, like sundews (Drosera) and butterworts (Pinguicula), use sticky secretions to trap flies. Sundews have tentacles covered in glistening, sticky droplets that resemble dew, attracting insects. Once an insect lands, the tentacles slowly curl around it, increasing theadhesion.

Butterworts have flat, fleshy leaves covered in tiny glandular hairs that secrete a sticky, dew-like substance. Insects land on the leaf, become stuck, and are then slowly digested. Both are beautiful and effective insect traps, often found in similar boggy environments as pitcher plants.

Strategic Planting: Using Fly-Attracting Plants in Your Outdoor Space

Knowing which plants attract flies, both beneficial and otherwise, allows you to make informed decisions for your garden, homestead, or even your temporary campsite setup. Strategic planting can enhance your outdoor experience.

Designing for Beneficials

If your goal is to attract beneficial flies for pollination or pest control, integrate the appropriate plants into your garden design.

  1. Create a “Pollinator Patch”: Dedicate a section of your garden to a diverse mix of flowering herbs and plants known to attract hoverflies and other pollinators.
  2. Interplanting: Place hoverfly-attracting herbs like dill and cilantro among your vegetables. This can provide localized pest control where it’s most needed, protecting crops like brassicas and leafy greens from aphids.
  3. Succession Planting: Ensure you have plants blooming throughout the growing season to provide a continuous food source for beneficial insects.

Remember, a diverse garden ecosystem is a resilient one. Encouraging beneficial insects is a cornerstone of organic gardening and sustainable homesteading practices.

Minimizing Nuisance Flies

To keep unwanted flies away from your living and dining areas, consider these strategies:

  • Strategic Placement of Odorous Plants: If you grow carrion flowers, locate them far away from your patio, outdoor kitchen, or tent. Their pungent aroma can travel surprisingly far.
  • Prompt Harvesting and Cleanup: Regularly harvest ripe fruits and vegetables. Clean up any fallen produce immediately to prevent it from fermenting and attracting fruit flies.
  • Compost Management: Ensure your compost pile is well-managed. Bury fresh food scraps deep within the pile and turn it regularly to speed up decomposition and reduce surface odors that attract flies. Consider using a sealed compost bin for kitchen scraps.
  • Companion Planting (Repellents): While not directly related to attracting flies, planting certain herbs like basil, mint, or marigolds near outdoor seating areas can help deter some nuisance flies and mosquitoes.

For RV and campervan owners, this means being extra vigilant about food storage and waste disposal, especially when boondocking or camping in remote areas where natural decomposers are abundant.

Managing Flies: Practical Tips for Campers and Homesteaders

Whether you’re trying to cultivate a thriving ecosystem or simply enjoy a bug-free evening, managing flies is a key part of outdoor living.

For Campers and Overlanders

When you’re out in the wild, you’re a guest in nature’s home. Flies are a part of that ecosystem, but you can minimize their impact on your comfort.

  • Food Security: Store all food in sealed containers or coolers. Never leave food uncovered, especially sweet or ripening items.
  • Waste Management: Pack out all trash, including food scraps. If you’re in a developed campground, use designated trash receptacles and ensure they are sealed. For remote camping, use bear-proof bags or containers for scented items.
  • Campsite Location: When possible, avoid setting up camp directly downwind from areas with high concentrations of organic decay, such as large animal carcasses or extremely boggy areas where certain plants that attract flies might thrive.
  • Screen Tents and Bug Nets: Invest in a good quality screen tent or bug netting for your sleeping area. This is your primary defense against flying insects.
  • Personal Repellents: Use insect repellents on exposed skin and clothing when flies are particularly bothersome.
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Always prioritize leaving no trace and respecting wildlife. A clean camp is a comfortable camp.

For Homesteaders and Outdoor Gardeners

Homesteading involves a constant dance with nature. Here’s how to keep flies in check while embracing beneficial interactions.

  • Integrated Pest Management (IPM): Adopt an IPM approach. This includes encouraging beneficial insects (like hoverflies), using physical barriers (row covers), and only resorting to targeted, low-impact solutions when necessary.
  • Sanitation is Key: Regular cleanup of animal pens, prompt removal of manure, and proper composting are critical for controlling fly populations around a homestead. Flies, especially house flies, breed rapidly in moist, decaying organic matter.
  • Water Management: Eliminate standing water where flies and mosquitoes can breed. Ensure good drainage in gardens and around animal housing.
  • Ventilation: Good air circulation in greenhouses, animal shelters, and even around outdoor seating areas can help deter flies.
  • Fly Traps (Strategic Use): For areas with high nuisance fly populations, consider using sticky traps or baited traps, but place them away from your primary living spaces to draw flies away rather than to them.

By understanding the life cycles and attractants of different fly species, homesteaders can create a balanced environment that supports beneficial life while minimizing pests.

Frequently Asked Questions About Plants That Attract Flies

Do all plants that attract flies smell bad?

No, definitely not! While some specialized plants, like carrion flowers, emit foul odors to attract flies for pollination, many common garden plants and herbs attract beneficial flies with sweet nectar or pollen, and they have pleasant or neutral scents.

Can I use carnivorous plants to control flies in my home or garden?

Carnivorous plants like Venus flytraps or pitcher plants can catch some flies, but they are not effective for large-scale pest control. They are more suited as fascinating specimen plants for a specialized bog garden or indoor terrarium, requiring specific care.

Are there any plants that repel flies instead of attracting them?

Yes, some plants are believed to repel certain types of flies and other insects. Examples include basil, mint, lavender, rosemary, marigolds, and citronella grass. While their effectiveness varies, planting them near outdoor living areas can offer some deterrence.

Why would I want to attract flies to my garden?

Attracting beneficial flies, particularly hoverflies, is highly advantageous for a healthy garden. Hoverfly larvae are excellent predators of common garden pests like aphids, while adult hoverflies are important pollinators for many fruits, vegetables, and flowers, contributing to biodiversity and crop yield.

What’s the best way to keep flies away from my campsite or RV?

The most effective methods involve good sanitation and food storage. Keep all food sealed, clean up spills immediately, dispose of trash properly (sealed and away from your living space), and use screen tents or bug nets. Avoiding strong-smelling foods or plants near your immediate area also helps.

Embrace the Buzz: A Smarter Outdoor Life

Understanding the intricate relationships between plants and flies opens up a whole new perspective on the natural world. From the deceptive allure of carrion flowers to the life-giving nectar of beneficial herbs, these interactions are vital threads in the tapestry of our ecosystems. For the outdoor adventurer, gardener, or homesteader, this knowledge is power.

By strategically incorporating plants that attract flies for beneficial purposes and learning to manage those that lure nuisance insects, you can create a more harmonious and enjoyable outdoor experience. Whether you’re enhancing your garden’s biodiversity, protecting your crops naturally, or simply making your campsite more comfortable, living outdoors smarter means understanding these subtle yet significant natural processes. Stay curious, stay prepared, and embrace the fascinating world buzzing around you!

Eric James
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