Blog | SafeHaven Pest Control

What is the Difference Between a Wasp and a Hornet?

Written by SafeHaven Pest Control LLC | August 27, 2025

Hornets and wasps are both dangerous insects, but the type of threat they pose and how you can deal with them are different. Learning to identify them and spot the differences can greatly affect your safety. It’s well worth it to know what makes hornets and wasps different, so take a minute to educate yourself about the differences in appearance, behavior, sting severity, nesting habits, and how best to handle them.

Appearance: Hornet vs Wasp

One of the easiest ways to spot the difference between hornets and wasps is their size. Hornets are generally larger, with some, like the Asian giant hornet, reaching up to 2 inches long. Wasps are usually slimmer and smaller, ranging from 0.5 to 1 inch.

Color is another clue. Hornets often display muted brown or reddish tones with yellow markings, while wasps like the yellow jacket are known for their bold black and yellow stripes. This vivid contrast makes wasps easier to identify in gardens or homes.

Body shape also sets them apart. Hornets have a thicker, more rounded abdomen and a proportionally larger head compared to the slender, elongated form of wasps. Generally, wasps cut a much slimmer profile when landed or in flight.

Behavior: How Hornets and Wasps Differ

Hornets and wasps have distinct behaviors that affect their interaction with humans and their environment. Generally, hornets are less aggressive unless their nest is disturbed. If threatened, they can become defensive and attack in groups, posing a significant risk to anyone nearby.

Wasps, particularly species like the yellow jacket, are more aggressive and will defend their nests vigorously, often stinging multiple times. Despite their aggression, both hornets and wasps play a crucial role in controlling pest populations by preying on other insects, so killing them without absolutely needing to is not advised.

Sting Severity: Hornet Sting vs Wasp Sting

Hornet stings are usually more painful than wasp stings due to their larger size and potent venom. They can cause considerable pain and swelling and, in some cases, severe allergic reactions. Immediate medical attention is necessary if symptoms like difficulty breathing or widespread swelling occur.

While wasp stings are generally less severe, they can still trigger allergic reactions like those of hornets. They are arguably more dangerous because wasps can sting repeatedly. Knowing the risks associated with each sting type is important for proper treatment and prevention.

Nests: Hornet Nest vs Wasp Nest

Hornets’ and wasps’ nests differ significantly, aiding in their identification and management. Hornets typically build large, football-shaped nests in trees or shrubs, using chewed wood fibers mixed with saliva to create a brown, papery-textured material. In contrast, wasps, such as paper wasps, construct smaller, open-comb nests under eaves or in sheltered areas. They make umbrella-shaped nests from chewed wood pulp.

Safety and Prevention Tips

Follow these simple safety and prevention tips to reduce the risk of hornet and wasp encounters. Wear neutral colors and simple patterns outdoors near suspected nests since bright colors and floral prints can attract these insects. Keep food and drinks covered during outdoor activities and clean up spills promptly. Seal potential entry points around your home, like cracks and crevices, to prevent nesting. If you discover a nest, contact a professional pest control service like SafeHaven Pest Control for safe and effective removal.

Protect Yourself by Identifying Wasps and Hornets

Knowing the differences between hornets and wasps can help keep you safe and control the pests around your home. By understanding their unique appearances, behaviors, sting severities, and nesting habits, you can better manage and prevent encounters with these insects. For expert identification and removal services, contact us at SafeHaven Pest Control today.

Featured Image: Istvan Csak/Shutterstock