Organic search results are listings on search engine results pages that appear because of their relevance to the search terms, as opposed to their being advertisements. In contrast, non-organic search results may include pay per click advertising.

Organic traffic are directly comes from SERP results.

In Web search engines, organic search results are the query results which are calculated strictly algorithmically.

Result from Search Engine, when you will receive traffic from search engine then you will receive organic traffic.

What are organic results?
 

Organic search results are the listings on a search engine results page (SERP) that appear because of factors such as relevance to the search term and valid search engine optimization (SEO) efforts rather than because of search engine marketing (SEM) or trickery.

What are organic results?
 

Organic search results are the listings on a search engine results page (SERP) that appear because of factors such as relevance to the search term and valid search engine optimization (SEO) efforts rather than because of search engine marketing (SEM) or trickery.

What are organic results?
 

Organic search results are the listings on a search engine results page (SERP) that appear because of factors such as relevance to the search term and valid search engine optimization (SEO) efforts rather than because of search engine marketing (SEM) or trickery.

What are organic results?
 

A free listing in Google Search that appears because it's relevant to someone's search terms. Non-organic search results are paid advertisements. The ads above organic results contain an “Ad” box. The ads to the right of organic results have an “Ads” box above them.