5 Common House Spiders and How To Treat Spider Bites

One of the common bites that occur across the world is that of a spider. It may be a harmless spider, or it may be a poisonous one. Identification of the spiders is a key in helping to determine what kinds of treatment will be suitable.

In this article, you will find out how to identify them, what are the symptoms when bit and how to treat the bites each kind of the common spiders.

However, whatever the treatment is, it must be approved by the doctor. And when bit by a spider, you are highly advised to see the doctor immediately.

Spider infographic

1. Brown Recluse

Also known as the brown fiddler, fiddle-back spider, and violin spider, Brown Recluse makes people think that they can identify them by the violin shape on its cephalothorax.

Instead, it will be easier to identify them by looking at the 6-eye pattern in pairs with a space separating the pairs.

Brown Recluse Spider

Bron Recluse are small, but they are deadly. Their fangs are tiny but are sharp enough to pierce flesh. The spider’s jaws open sideways and close tightly to pinch into a victim’s skin so they can inject a toxic cocktail.

Appearance: They have light brown legs and body with 1/4 – 1/2 inch in length. They only have 6 eyes, which makes them opposes to the conventional spider’s 8 eyes. There is a distinct dark brown violin shaped marking on their head and thorax

Living habit: Woodpiles, sheds, closets, garages, cellars and other places that are dry and generally undisturbed.

Bite pain level: Severe

Skin damage level: Severe

Bite identification:

  • The bite site is red, and tang marks are seen when looked closely.
  • The wound is dark in the center, surrounded by a reddish area with a whitish separation, which creates a “bullseye” pattern.
  • The skin continues to die

Bite symptoms: Severe pain at bite site for about 4 hours, Itching, Nausea, Vomiting, Fiber, Muscle pain, Blistering, Death of skin.

Possible bite treatment:

  • Keep affected area dry
  • Avoid any strenuous activity because it can spread the venom in the skin
  • Use acetaminophen for pain relief.
  • Seek a help of a physician for tetanus immunization, pain medication, and removing dead tissues in infected areas.

2. Black Widow

Also known as Latrodectus Mactan, Black Widow is such a popular spider that it needs just a few introduction. Such terms commonly position it as deadly mating, cannibalizing the male companion and being as venomous as 15 rattlesnakes.

But please note that only the females have the ability to inject venom. Black widows are also very non-aggressive. Using their built-in chemical wall, they bite only when they feel threatened or defending their instinct.

Back Window

Appearance: The females are jet black, shiny and about 1/4 inch long. They have a very distinct, red, hourglass shape on the underside of their abdomen. However, the males are half as large as the females.

Living habit: They prefer shades or dark, dry and sheltered areas. Keep an eye on them in outhouses, dense brushes and sheds.

Bite pain level: Severe

Skin damage level: Moderate

Bite identification:

  • Redness at the bit area
  • Double tang marks
  • Persistent swelling under the skin
  • Redness spreading out from the bite

Bite symptoms:

  • Immediate pain, burning and swelling
  • Muscle rigidity and cramping pain and in the stomach, chest, shoulders and back
  • Abdominal pain similar to that of appendicitis
  • Spastic muscle contractions
  • Headache, dizziness
  • Rash, itching and sweating
  • Restlessness and anxiety
  • Swelling of the eyelids
  • Nausea and/or vomiting
  • Salvation and/or tearing of the eyes
  • Localized tissue death

Possible bite treatments:

  • Wash with soap and water
  • Apply both cold and compresses
  • Take a hot bath
  • Apply hydrogen peroxide
  • Take either antivenin or calcium gluconate

3. Hobo Spiders

Its scientific name is Tegenaria Agrestis. A lot of people see the word “Agretis” and assume that it means aggressive.

In fact, was named by the scientists of Paris-based National Journal in 1802. And Agretis in Latin means on the field. Back when these spiders live in Europe, they liked to live in the fields, far away from human population.

Hobo spider

However, when they are found in the America, they did not take the same type of the environment that it took it its European home. They become a common house spider. But, they are likely to attack only if they are provoked or threatened.

Appearance: This spider is about 1with 1/4 to 5/8 inches in length. It is brown with a distinctive pattern of yellow marking on its back. These spiders are very poor climbers but are very fast runners.

Living habit: They prefer to live in rarely undisturbed places. Such places can be behind and under the furniture and cupboard, in the attics, storage house, basement, and closet.

Bite pain level: Moderate

Skin damage: Severe

Bite identification: Bitten area is surrounded by an expanding red well that can reach 5-15cm in diameter. A scab develops over the necrotic tissue.

Bite symptoms:

  • The bite can be completely unnoticed.
  • Bites can cause severe headaches that last for many days.
  • A necrotic wound way may develop.
  • Possible bite treatments
  • Wash with soap and water
  • To prevent the spread of the venom, do not move and avoid touching the affected area.
  • Allow fluid to drain from the pain freely
  • Clean the site with saline solution

4. Yellow Sac Spiders

The Yellow Sac Spider is small, and its venom cannot leave a severe injury to the human. However, a bite from Yellow Sac Spider can leave a world of hurt.

They only bite when harassed or provoked. Treat them right and they can become a helper in your house as they can be an insecticide from nature.

Yellow Sac Spiders

Appearance: These spiders are often misidentified with Brown Reclus spiders. They are tiny, about 1/4 inch to 3/8 inch long, with no conspicuous markings. Their front legs are longer than the rest of their body. They are very pale in color and can be yellow, greenish and tan.

Living habit: The Yellow Sac spiders hunt out in open at night. In the morning, you can rarely find them, but at night, they sprint after prey in the grass or around the house.

Bite pain level: Moderate

Skin damage level: Moderate

Bite identification: The wound has redness and mild swelling. The bite blisters and breaks, leaving a sore that can last for several weeks

Bite symptoms: A stinging sensation would be common. Also, the bite can make the victim feel slightly sick.

  • Possible bite treatments
  • Wash with soap and water
  • Use hydrogen peroxide to clean the bit area
  • Apply an antiseptic such as iodine to help prevent secondary infection

5. Wolf Spider

Not many people are reported with Wolf spider’s bite. However, it is still highly advised to stay alerted for these spiders. You may trample them while walking on your lawn. And their bites can cause an extreme hurt to your body.

Wolf Spider

Appearance: They have a large abdomen and long cephalothorax. Their size is usually 3 inches in width and 4 inches in length.

Living habit: It is commonly found in the garden or deep down in the basement.

Bite pain level: Slight

Skin damage level: Moderate

Bite identification:

  • A tear in the skin, redness and swelling.
  • Kin area at the bite may turn black with the same sort of necrotic lesions as brown recluse and hobo spider.

Bite symptoms:

  • Sensation ranges from mild skin irritation to muscle pain.
  • Fever
  • Vomiting
  • Nausea
  • Local pain, redness and swelling of lymph glands

Possible bite treatments:

  • Wash with soap and water
  • Place ice on the bite
  • Do not try to remove the venom out of the wound
  • Take acetaminophen or an antihistamine to reduce swelling.

Home Remedies for Spiders Bite

There are other common house spiders that are not very dangerous such as Lace web, Zebra Jumping, and Parson spider. However, they can still cause pain, redness, and swelling. Below are some suggested helpful home remedies for their bites:

Baking soda paste

You can make a paste of 3 tsp of baking soda and 1 tsp of water. Mix it well and then apply directly on the affected area. Apply this paste once in every 2 hours.

Olive oil and turmeric powder paste

If you have redness and swelling on the bitten area, you can apply this paste on. Turmeric is load with analgesic and anti-inflammatory properties.

This remedy will offer a visible result with a few hours of application.You can also grind fresh turmeric pieces and mix them with the Olive oil.

Mixture of thyme oil and basil oil

Take the oils in the same ratio and applied on the infected area. These herbal oils have curative and anti-venom properties, which can reduce the pain, itch, redness, and swelling.

While some spiders are harmless, some others are poisonous and aggressive. It is still important to avoid having any interaction with them. Whenever a spider bites you, identify the bite, watch the symptoms and treat the bite as fast as possible.

If you are not sure about the bite, It is always highly advisable to go straight to the hospital. It is the safest way to keep you away from any further damage or even fatality.

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