10 Deadly Dangerous and Poisonous Spiders Found Commonly in Your Home and Garden

Know them and be cautious.

Mouse Spiders

It causes severe illness to kids and aged people. Though it is non aggressive, if provoked, the sting of male spider can lead even to death. Immediate medical treatment is required in case if you are bitten by this dangerous spider. These spiders live in deep burrows, and male will roam in the ground level during day time, after rain, in search of female partners.

Image via Wikipedia

Black House Spiders

Though not lethal, it is poisonous, causing severe sweating, muscle pains, vomiting, nausea, etc… It is very common in window frames, toilets, bricks, sheds. Take extra care, and rush for medical treatment, if bitten.

Image via Wikipedia

Brown Recluse Spiders

It is very deadly and aggressive, which is very common in the east to west coast of United States. Its venom causes coetaneous injury along with tissue loss and necrosis.

Image via Wikipedia

Hobo Spiders

This spider poison is slow working one. Though you feel painless in the beginning, it will show its face after 24 to 36 hours later. It will cause a blister with redness, and also illness like nausea, headache and vomiting leading to other illness like fatigue, loss of memory and vision problems. It is very common in Colorado, Washington, Montana, Utah, Wyoming, Idaho and Oregon areas.

Image via Wikipedia

Funnel Web Grass Spiders

Though its venom causes low risk to humans, it can cause blisters with redness and itching. As the name states, it is very commonly found in grasses and bushes. Clean your garden now. It is very common in Pacific Northwest areas of United States.

Image via Wikipedia

Black Widow Spiders

It is a very deadly and highly venomous spider in the world. Its bite could be fatal to kids and elderly people. Sometimes it could cause very serious illness, including the attack of poison in the nervous system. Some people could be lucky to escape with less illness like vomiting, nausea and headache. It is very common under piles like wood or rubber and also under stones. Be cautious.

Are you not curious to know why it is called “WIDOW”? The female spider of this variety will eat its male partner at the end of the sex, making themselves widow. Oh GOD, deadly.

Image via Wikipedia

Wolf Spiders

Same like mouse spider, though non aggressive, provoking it can cause danger to you. It is poisonous but not lethal. Elders and kids need extra cautious. It dwells in the ground level and sometimes treats itself in burrows. It is very common in garden and home.

Image via Wikipedia

Trap Door Spiders

It is of low risk and non aggressive kind. This timid spider rarely bites. The bite will be painful, but not dangerous. It dwells in the ground level and sometimes treats itself in burrows. It loves to live in the dry open areas around home.

Image via Wikipedia

Orb-Weaving Spiders

This is a non toxic and non aggressive spider. But, if you step on the webs, it will jump and crawl on you, which may cause you a great heart attack, as it looks deadly. It is very commonly found in gardens, especially during summer.

Image via Wikipedia

St Andrews Cross Spiders

This is a non toxic and non aggressive spider. It is very commonly found in gardens, especially during summer.

Image via Wikipedia

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29 Responses to “10 Deadly Dangerous and Poisonous Spiders Found Commonly in Your Home and Garden”
  1. Uma Shankari Says...

    On September 30, 2009 at 8:41 am

    Nice (& scary) collection; interesting info.

  2. chitragopi Says...

    On September 30, 2009 at 8:44 am

    The last spider web looks really artistic. So many kinds. Informative collection and research.

  3. Ramalingam Says...

    On September 30, 2009 at 10:41 am

    It is really frightening to learn that some of the varieties are so lethal and deadly especially that widow spider.Nice writing.

  4. Radhika Bhargava Says...

    On September 30, 2009 at 11:19 am

    I hate spiders….
    These are really scary….

  5. sweetie1 Says...

    On September 30, 2009 at 2:47 pm

    radhika is right they are scary.

  6. Mythili Kannan Says...

    On September 30, 2009 at 3:00 pm

    True, they are scary. While pasting the pictures in my article, I just felt aversed, as if they are on me… I just got up from my seat and jumped before posting :-)

  7. giftarist Says...

    On October 1, 2009 at 9:52 am

    wooow, scary..
    Very interesting write!

  8. Kayzah-Rose Says...

    On October 4, 2009 at 6:49 pm

    This is interesting, yet I’m dead afraid of spiders. Lol.


  9. john nakila Says...

    On October 5, 2009 at 6:37 am

    i like spiders there r so many species hir in our house usually me and my neighbors will catch them and fight them…theyre really intresting…if u’ll try on touching one you will like it its a little ticklis..but be carefull not crumpling one cause i alredy tried and have been bitten more than 7 times..but when u will be bitten by a non venomous spider you will get a hold of it…

  10. Mythili Kannan Says...

    On October 5, 2009 at 7:45 am

    You really have courage John… I keep shouting until my husband removes spider (or any such species) from my sight :)

  11. Marina Rae Says...

    On October 15, 2009 at 3:45 pm

    creeeeeepy….. idk if i will be able to sleep tonight…. toopid room in teh toopid basement…. i scream bloody murder till someone comes and kills after of course running like a child from the room…. lol i once had to call meh bf to come kill it… :D

  12. Andrew Says...

    On November 10, 2009 at 8:03 pm


  13. Anna Storer Says...

    On February 3, 2010 at 12:21 pm

    Wonderful article Mythili.

    I would like to point out that other members do not take kindly to filfthy language when some deem it necessary to us it.

  14. Anna Storer Says...

    On February 3, 2010 at 12:23 pm

    Correction – the word is ‘use’. Sorry about the error.

  15. maikel gakson Says...

    On February 5, 2010 at 1:35 pm

    in my opinion in the world find milions of dangrous spider in the worled and imaganitve moves like spider man mak maney of people blieve it and try to be like hero in the moves and it be very dangrous we must write sintnces ¨¨{pleas dont try to do that}

  16. Danielle Christiansen Says...

    On June 14, 2010 at 7:38 pm

    i took a picture at my grandma’s house of what i think is an orb weaving spider, but idk. it is a light tan with a bit of darker tan spots on its legs and its its belly it had a sorta white patch with what looks like a black hour glass. and it’s web was pretty big not really any special design, it was between a part on the house that looks like {L<<} that and the other. it was from the top of the L to the bottom of the L. but OMG i really freaking hate spiders if they sneak up on me! :D

  17. Francois Hagnere Says...

    On September 16, 2010 at 4:59 am

    Very well researched article. Thank you.

  18. poo Says...

    On September 27, 2010 at 6:25 pm

    that is scary!!!! :(

  19. Mythili Kannan Says...

    On October 1, 2010 at 5:26 am

    Thanks dear all for your comments

  20. bernie Says...

    On October 14, 2010 at 4:40 pm

    very nice article some people should be more aware of spiders

  21. Mythili Kannan Says...

    On October 15, 2010 at 1:04 am

    Thanks bernie. Yes everyone should be more careful as it involves risk of life.

  22. lexie Says...

    On November 28, 2010 at 8:40 pm

    i really hate arachnids but i study on them

  23. Andy Horton Says...

    On March 24, 2011 at 6:33 pm


    Venomous. They are only poisonous if you eat them!

    Andy Horton
    Sussex, England

  24. Lerinti Sorin Says...

    On March 28, 2011 at 5:14 am

    These are really scary….

  25. Mike Says...

    On April 26, 2011 at 7:59 am

    Good bunch of scary info :) thank you

  26. Steve Says...

    On May 15, 2011 at 11:17 am


  27. Spider Hunter Says...

    On January 2, 2012 at 6:25 am

    Thanks for sharing such nice info. Check out http://salticidae.webs.com for more info

  28. bigg3469 Says...

    On April 27, 2012 at 10:24 am

    And how about the Aussie Red Back Spider? A cousin to the Black Widow Spider and equally deadly.

  29. The collector Says...

    On June 11, 2012 at 2:42 pm

    i am really a spider breeder and i let female and male spiders from diffrent kinds to create a new born spiders but when i let the widow mate i watch so when they are done i can take the widow away and i rarly get bit if you know the right place to hold them and have 5 layer thick gloves.

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