Removing food sources: the cheapest iguana prevention there is

If you want the highest return on the least money in iguana prevention, it's this: stop feeding them. Not on purpose, of course — almost nobody sets out to feed iguanas — but a typical South Florida yard hands them a standing buffet without anyone realizing it. Take the food off the table and you take away one of the main reasons a colony settles in and stays.

The reason this is the cheapest prevention there is comes down to what it costs: mostly time and attention, not products or installation. Picking up fallen fruit, rethinking a plant, moving a bowl — none of it needs a truck or a contractor. It's the first thing we tell people to do because it's free and it genuinely works.

What's actually on the menu

Iguanas are primarily plant-eaters, and a South Florida yard offers a spread. The big categories are landscape plants, fallen fruit, and — less obviously — pet food and handouts.

• Favored landscape plants: hibiscus, bougainvillea, orchids, and soft flowering annuals.
• Fallen fruit: mango, sea grape, loquat, and anything else dropping onto the ground.
• Vegetable and herb gardens: tomatoes, berries, leafy greens, and the like.
• Pet food and water left outdoors, which draws them like it draws everything else.
• Deliberate feeding — bread, lettuce, scraps — by a well-meaning neighbor.

Taking it off the table

Removing the food is mostly about routine, not renovation. A few habits do most of the work, and they cost nothing but the minutes.

• Pick up fallen fruit regularly rather than letting it sit and rot on the ground.
• Move edible gardens away from the canal and cage or screen them.
• Swap the iguana-favorite plants near the water for tough, less-preferred ones.
• Bring pet food and water bowls in, especially near dusk.
• Ask neighbors, kindly, not to hand-feed — it keeps the whole street's population up.

The neighbor problem

One thing worth naming, because it frustrates people: a single neighbor who feeds iguanas — or who lets a fruit tree carpet the ground — can undercut everything you do. Iguanas travel the waterline, so a reliable food source three doors down keeps a healthy population cruising past your yard, testing your bank on the way.

There's not always a tidy answer to that beyond a friendly conversation and, on an HOA street, raising it with the board as a shared issue. But it's worth understanding, because it explains why your food removal helps your yard without emptying the neighborhood. You're making your property the less rewarding stop, not starving the whole colony.

Cheap, but not a cure

Two honest caveats. First, removing food is prevention — it makes the yard less worth settling in, but it won't clear iguanas already denned in your bank. That's still removal's job. Second, it works best stacked with the other free-to-cheap layers: trimming cover, sealing gaps, and wrapping the key climbs. On its own it's a meaningful nudge; combined, it's a big part of why a cleared yard stays clear.