Strategies for Dealing with Iguanas in your South Florida Garden
- stephanieoduardo
- Jan 23
- 5 min read
Iguanas can cause significant damage to gardens by eating or destroying plants. Their favorites include sweet potatoes and hibiscus but they are non discriminate and veracious eaters. They also climb palm trees, invade home plumbing, and even roam on roofs. Their droppings may carry salmonella, posing health risks. The high population of green iguanas in Florida negatively impacts native species - these reptiles compete for basking sites and vegetation, alter plant communities through heavy feeding, and displace native reptiles, particularly in canal and urban-edge habitats.
Managing iguanas in your yard requires a thoughtful approach that balances effectiveness with humane treatment.Managing iguanas in your yard is a continuous effort that combines habitat modification, exclusion techniques, and legal removal when necessary. Taking action early can prevent costly damage and reduce health risks.
Green iguanas are invasive and not protected under Florida wildlife law, which means that they can be removed from private property (including being killed) without a specific wildlife permit, as long as the removal is done humanely and in compliance with anti-cruelty laws.
Physical Barriers: Cages, Frames, and Covers
If you are growing flowers or edible plants, consider putting a netted frame around your garden bed. This is the most effective way to protect your plants. You can purchase small cloches or build frames and cover loosely with netting.
You can purchase the build plan for the raised bed cover shown above on Etsy using the link below. I am not affiliated with this product and do not receive any compensation from the sale.
Raised Planter Beds
You may find that raised planter beds are an effective solution for keeping iguanas away from your edible plants. Although iguanas can climb high, a taller bed in a well trafficked area has been is effective deterrent.
While traditional wooden beds are effective, you can also purchase metal beds three feet tall. This surface is ideal for preventing climbing.
I am not affiliated with this product and do not receive any compensation from the sale.
Catch and Imprison
Large animal cage traps can be used to capture iguanas. Monitor the traps closely. Watermelon and strawberries are fantastically effective bait.
Because iguanas are cautious animals, it is often more effective to introduce traps gradually. Leaving the trap unarmed for several days allows iguanas to become familiar with it and enter fully without stress. During this period, bait is placed inside to encourage routine feeding and reduce hesitation. After the animals appear comfortable entering the cage, the trap can be set.
I am not affiliated with this product and do not receive any compensation from the sale.
What to do once you have caught an iguana
Florida residents have legal options for dealing with iguanas, but these come with important restrictions. It is legal to capture iguanas on your property, but releasing them elsewhere is prohibited by law. Instead, iguanas must be humanely euthanized, a process that many homeowners prefer to outsource to professionals.
Hiring a humane iguana removal service ensures the reptiles are handled safely and ethically. These services can be expensive, but they reduce the risk of injury and ensure compliance with local wildlife regulations. Homeowners associations (HOAs) often contract these services to protect community gardens and common areas. Due to their classification by the FWC, iguanas can be removed from private property (lethally or non-lethally) if done humanely and in a manner that complies with anti-cruelty laws. Releasing invasive species back into the wild contributes to ecological harm and is prohibited under Florida Fish and Wildlife Conservation Commission rules.
The Florida Fish and Wildlife Conservation Commission has updated its rules to make it easier for the public to help manage invasive species like green iguanas. The changes clarify how wild-caught iguanas can be humanely removed, transported, and, in some cases, transferred to permitted handlers, while maintaining protections for native wildlife and ecosystems. These updates are part of a broader effort to reduce the environmental and infrastructure damage caused by established nonnative reptiles. Read more from the FWC here: https://myfwc.com/wildlifehabitats/nonnatives/proposed-rule-change/
Dogs
One of the simplest ways to discourage iguanas from settling in your yard is regular activity. Dogs, in particular, can be an effective deterrent. Iguanas are highly alert and risk-averse, and the consistent presence, movement, and scent of a dog often signals that an area is unsafe. Even dogs that are not actively chasing wildlife can make a yard feel unpredictable enough for iguanas to move on. Some homeowners also report success using wind chimes or other motion- and sound-based features. While chimes will not eliminate iguanas on their own, the irregular noise and movement can disrupt basking and feeding behavior, making a space less comfortable over time. These methods work best as part of a broader approach focused on reducing shelter, food sources, and long-term habitat appeal.
Deterrent plants and sprays
Some gardeners try to deter iguanas by planting strongly scented plants or using commercial repellent sprays, which are designed to make an area less appealing through smell or taste. While these methods may offer short-term or limited success, especially in low-pressure areas, they are generally inconsistent. In neighborhoods with large, established iguana populations, scent-based deterrents tend to lose effectiveness quickly as iguanas habituate to them or simply tolerate the disturbance in exchange for reliable food and shelter. These approaches are best viewed as supplemental rather than standalone solutions.
Understanding the Iguana Problem
Iguanas thrive in South Florida’s warm climate and abundant vegetation. While they may seem harmless, their presence can quickly turn into a nuisance. They feed on a wide variety of garden plants, often stripping leaves and fruits, which can ruin carefully tended landscapes. Iguanas also dig burrows that can undermine foundations and irrigation systems.
Homeowners often find iguanas climbing palm trees, which can damage the tree bark and fronds. These reptiles are also known to enter plumbing systems through outdoor pipes, causing blockages and costly repairs. Their droppings scattered around yards and patios create unsanitary conditions and increase the risk of salmonella exposure.
Iguanas have been considered invasive in Florida since self-sustaining populations were first documented in the 1960s. Their status is determined by the Florida Fish and Wildlife Conservation Commission (FWC), the state agency responsible for classifying non-native species and regulating wildlife in Florida.
The FWC classifies the green iguana as invasive because it meets three key criteria. First, green iguanas are not native to Florida. Second, their established populations have documented impacts on native wildlife, landscaping, and infrastructure, particularly through burrowing and vegetation loss. Third, because of these risks, green iguanas are included on Florida’s Prohibited Species List, which places restrictions on their possession, transport, and management to limit further environmental and economic damage.
The green iguana (Iguana iguana) is native to Central and South America and parts of the Caribbean. Its presence in Florida is the result of human introduction, primarily through the pet trade. Once established, their tropical evolutionary history allowed them to thrive in South Florida’s climate, where warm temperatures, canals, and urban landscaping closely resemble conditions found within their native range.
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