German cockroaches favor warm, humid spaces near food and water — kitchens, behind appliances, under sinks — and Cullman's Alabama has a humid subtropical climate with hot, humid summers, mild winters, and high annual rainfall, favoring year-round pest activity. keeps them active most of the year. American cockroaches, larger and reddish-brown, prefer basements, drains, and utility rooms. Broader mix of housing ages and types, including older in-town homes, mid-century neighborhoods, and newer subdivisions on the city's edges.
Treatment starts with locating the harborage points — the tight, warm, food-adjacent spaces roaches actually live in — and applying gel bait directly there rather than spraying open floor space. This targets the colony at its source and avoids the resistance issues that plague over-the-counter sprays. We follow up to verify the population has collapsed, not just scattered.