Red ants can invade homes and yards, making targeted control essential. This guide highlights five effective products that address indoor activity, outdoor mikes, and deterrence. Each option uses different mechanisms—from bait stations to natural oils—to reduce ant activity and disrupt colonies. Review the selections below to find a strategy that fits your space and safety preferences.
| Product | Format | Best For | Key Benefit |
|---|---|---|---|
| TERRO Ant Killer Bait Stations T300B | Liquid bait stations | Indoor ant control | Colony-wide elimination through worker ants returning bait |
| TERRO Ant Killer Plus | Outdoor granules | Outdoor perimeter control | Fast knockdown and residual protection |
| Mighty Mint Peppermint Oil Spray | Plant-based spray | Natural deterrent | Safe around pets and kids when used as directed |
| Ortho Fire Ant Killer Broadcast Granules | Granules | Lawn and garden mounds | Kills mounds quickly and protects for months |
| Wondercide Indoor Pest Control Spray, Peppermint | Indoor spray | Indoor deterrence | Kills and repels a broad range of pests with essential oils |
TERRO Ant Killer Bait Stations T300B

TERRO liquid bait stations are designed for indoor use, attracting and killing common household ants such as acrobat, crazy, ghost, and odorous house ants. The liquid baits are formulated to be shared with the colony, targeting both visible ants and those hidden within walls. Users typically notice reduced ant activity within days as worker ants carry bait back to the nest, helping to eliminate the colony over time. This approach makes it a practical choice for kitchens, pantries, and other high-traffic areas.
TERRO Ant Killer Plus Outdoor Granules T901-6

Terro Ant Killer Plus is designed for outdoor use to treat perimeters and lawns. The granules attack a broad range of crawling pests, including ants, fire ants, roaches, fleas, and more, with rapid 24-hour effectiveness and residual repellency. This product is best for seasonal outdoor ant problems, helping prevent new mounds by creating a treated barrier around foundations and landscape features.
Mighty Mint Peppermint Oil Insect Repellent Spray

This natural, plant-based spray uses extra-concentrated peppermint oil to deter a variety of pests, including ants, spiders, roaches, and more. It is formulated to be pet-friendly and family-safe when used as directed, offering a fragrance-based solution for kitchens, entryways, and living spaces. The product provides a non-chemical approach to reducing ant activity while you implement longer-term controls.
Ortho Fire Ant Killer Broadcast Granules

Ortho Fire Ant Killer Broadcast Granules are designed to rapidly eliminate fire ant mounds and provide protection for up to six months. The product works systemically to kill the queen and colony members, preventing new mounds from forming. It is ideal for larger outdoor spaces such as lawns, patios, and gardens where mounding ants are a persistent concern.
Wondercide Indoor Pest Control Spray, Peppermint 16 oz

Wondercide Indoor Pest Control Spray uses natural essential oils to kill and repel a wide range of pests, including ants. It is designed for indoor use on baseboards, entryways, and furniture, with a focus on safety and pet-friendly use when directed. The spray provides both treatment and deterrence, helping to reduce ant activity while supporting ongoing pest management strategies.
Buying Guide: Key Purchase Considerations And Comparisons
When choosing pest control for red ants, consider the following factors to match your space and risk tolerance:
- Application environment: Indoor vs outdoor needs will determine whether bait stations, granules, or sprays are most effective.
- Mode of action: Bait-based products attack colonies through foraging ants, while granules and sprays provide immediate knockdown and/or perimeter protection.
- Safety and pets: Natural or essential-oil formulations offer pet-friendly options, though all products should be used as directed.
- Coverage area: Outdoor granules typically cover large lawns; indoor sprays and baits target smaller, contained areas.
- Residual effect: Some products provide lasting protection for months, while others require frequent reapplication.
- Ant species scope: Certain products target a broad spectrum of pests beyond ants, which can simplify pest management in multi-infestation homes.
For a layered approach, combine a bait or perimeter granule with a natural spray for targeted deterrence. Always read label directions to ensure safe and effective usage, especially in homes with children and pets. Consider seasonal timing: early-season perimeter treatments can reduce new colonies, while indoor baits address existing worker ants that may be actively foraging.