When did sc rigg write the poem apple?

There is no known poet named "Sc Rigg" and no widely recognized poem called "Apple" attributed to them. It's possible you're misremembering the author's name or the title of the poem.

Could you please provide more information about the poem, such as:

* The author's full name: Is there any other part of the name you remember?

* The full title of the poem: Are you sure it's "Apple"?

* Any other details about the poem: Do you remember any lines from the poem, its subject matter, or where you encountered it?

With more information, I might be able to help you track down the poem you're looking for.