Updated: July 5, 2023

Introduction

Snails can be a nuisance for gardeners, especially when they target delicate plants like irises. These slimy creatures can chew through leaves and flowers, leaving behind unsightly damage. If you’re dealing with snails on your iris plants, don’t worry; there are several effective methods to get rid of them. In this article, we will explore some natural and chemical solutions to help you protect your irises and keep them healthy.

Understanding Snail Behavior

Before we dive into the methods of getting rid of snails, it’s essential to understand their behavior. Snails are nocturnal creatures that thrive in moist environments. They are attracted to plants with lush foliage, making irises a prime target. Snails leave behind a tell-tale trail of slime as they move, which makes it easy to identify their presence.

Natural Remedies for Snail Control

If you prefer to use natural methods to control snails on your iris plants, there are several options available:

1. Handpicking

Handpicking snails may not be the most glamorous method, but it is highly effective. Go out to your garden during the evening or early morning hours when snails are most active. Wear gloves and remove any snails you find, placing them in a bucket of soapy water or relocating them far away from your garden.

2. Beer Traps

Snails are attracted to the scent of beer, making beer traps a popular choice for gardeners. Simply bury a small container, such as a yogurt cup, in the ground near your irises and fill it with beer. The snails will be lured in by the smell and drown in the liquid.

3. Copper Barriers

Snails dislike coming into contact with copper, so placing copper barriers around your iris plants can help deter them. You can use copper tape or strips around the base of your plants to create a barrier that snails won’t cross.

4. Diatomaceous Earth

Diatomaceous earth is a natural substance made from the fossilized remains of diatoms. It is abrasive to snails and will cause them to dehydrate and die. Sprinkle a thin layer of diatomaceous earth around your iris plants, focusing on areas where snails are most likely to crawl.

5. Eggshells

Crushed eggshells can act as a natural deterrent for snails. Scatter crushed eggshells around your iris plants, forming a barrier that snails find difficult to cross. The sharp edges of the shells will discourage them from approaching your plants.

Chemical Solutions for Snail Control

If natural remedies fail to eliminate the snail problem in your garden, you may consider using chemical solutions. However, it’s important to exercise caution when using chemicals and follow the instructions carefully:

1. Iron Phosphate Baits

Iron phosphate baits are an effective and environmentally friendly option for snail control. They are safe to use around pets and wildlife while targeting only snails and slugs. Scatter the bait pellets around your iris plants according to the package instructions, and the snails will consume them and eventually die.

2. Metaldehyde Baits

Metaldehyde baits are another common option for snail control, but they should be used with caution. These baits are toxic to pets and wildlife, so it’s crucial to keep them away from areas frequented by animals. Follow the instructions on the package carefully when applying metaldehyde baits.

3. Slug and Snail Pellets

Slug and snail pellets contain chemicals that are highly effective at killing these pests. However, they should be used sparingly and with caution, as they can be harmful to pets, wildlife, and beneficial insects. Follow the instructions on the package and use them only as a last resort.

Preventive Measures

In addition to controlling snails, taking preventive measures can help keep your iris plants safe from future infestations:

  • Remove hiding places: Snails like to hide in damp areas during the day. Remove debris, fallen leaves, and other hiding spots from your garden to make it less attractive to snails.

  • Water in the morning: Watering your plants in the morning allows the soil to dry out during the day, making it less appealing for snails.

  • Prune foliage: Keep your iris plants well-pruned to reduce dense foliage where snails can hide.

  • Encourage natural predators: Attract natural predators of snails, such as birds and frogs, by providing bird feeders and creating a water source like a small pond or birdbath.

Conclusion

Snails can wreak havoc on iris plants, but with the right methods, you can control their population effectively. Whether you prefer natural remedies or chemical solutions, there are numerous options available. Remember to take preventive measures to minimize future infestations. By implementing these strategies, you can enjoy healthy and vibrant iris plants without worrying about snail damage.