Black Widow Spiders, Black Widow Control

Gotcha! Hearts searches out black widow spiders and removes webs too!
Location of the Black Widow
The Black Widow can be found in all 50 states and is very common in California and the Southwest. Black widows are also found in such countries as Canada, Mexico, Russia, New Zealand, Australia, and warmer parts of the world, such as the Mediterranean.Biology of the Black Widow
Latrodectus mactans Male Black Widow: The average male matures in about 71 days and lives for a maximum of 160 days. Males are approximately ½ the size of the female and are not considered dangerous.
Female black widow spider – Note the red hourglass under her abdomen.
Black Widow Food Sources:
The Black Widow is a carnivore and feeds on many insects but also consumes wood lice, diplopods, chilopods and other arachnids.
Centipedes are just one of many food sources for Black Widow spiders.
Black Widow Habitat and Range:
Black Widows build retreats close to the ground and in dark areas. Widows venture indoors in search of a dry shelter.
Female Black Widows create messy webs, usually in dark places.
Predators of Black Widows:

Mud dauber females hunt black widows and other spiders to feed to their young.

This Sand Digger wasp paralyzes Black Widows to take into her burrow for her young to feed on once they hatch.
Black Widow Attacks:
After laying eggs, the female Black Widow tends to become hungry and more likely to bite if her web is disturbed. While the Black Widow bite is highly poisonous, the spider seldom bites people. These poison bites are usually the result of the spider accidentally becoming trapped against the skin. The black widow spider has neurotoxic venom and is considered the most venomous spider in North America. The female injects such a small dose of venom that it rarely causes death. Reports indicate human mortality black widow spider bites at less than 1%.Health Issues
Allergic reactions or irritation can occur from the inhalation of hairs or scales of spiders. Severe cramping or rigidity may occur in the abdominal muscles. Other symptoms from bites may include nausea, profuse perspiration, tremors, labored breathing, restlessness, increased blood pressure, and fever. Symptoms often diminish after a day or so and cease after several days.
Allergic reactions to spider bites.
Medical Treatment for the Black Widow Spider Bite
If bitten, remain calm, and immediately contact your physician, hospital, or poison control center. Apply an ice pack directly to the bite area to relieve swelling and pain. The bite area should be washed immediately with soap and water and a disinfectant applied to help prevent bacterial infection. Latrodectus anti-venom is effective for all species of widow spiders, but is usually restricted to the more severe poisonings that do not respond to the above measures or when the victim is pregnant.Pest Control for the Black Widow Spider
Inspection/Identification: An inspection inside and outside the building is necessary to determine the type of spider, the sources of the infestation, how they are entering, and any contributing conditions. The inspection of:- Garages
- Crawlspaces
- Attics
- Basements
- Look for the presence of webs and checking for spiders hiding underneath items.

Black Widow piders tend to hide in dark places
- Exterior lighting alterations
- Eliminating potential harborages
- Removing spider webs outside
- Sealing cracks
- Installing screens
- Improving attic and crawlspace ventilation.
- Cutting heavy vegetation near the foundation.
- Vacuuming, for removal of existing spiders, webs, and egg sacs.

Caulking crevices will keep Black Widows and insects from coming indoors.
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