Are there black widow spiders in canada and do those spider repellent plug in things work?

Are there black widow spiders in ontario ex: niagara region, gta... and do those black and decker plug in things u get at wal mart really repel animals?Are there black widow spiders in canada and do those spider repellent plug in things work?
the northern black widow can be found in the southern areas of


Canada. bites from these are very rare, and easily avoidable.


the electronic 'repellers' do work to a degree, but they are


not very effective,and have limited range.Are there black widow spiders in canada and do those spider repellent plug in things work?
No...we have no black widow spiders here. I have never seen a plug in repellent for spiders. Anyone I know just have their houses sprayed by a professional if they have problem with spiders. People living close to water will have more problems with them around here.
i hate spiders too...lol. i think the range is mid-to lower u.s.a. dont know about the plug ins, sorry. be afraid of brown recluse too....lol. sorry.

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