Conversation so far:
What is Abbotsford in regard to Walter Scott?
In 1811, Walter Scott bought Cartley Hole Farm. The farm had the nickname of Clarty Hole, and when Scott built a family cottage there in 1812 he named it Abbotsford.
Is Abbotsford House where Walter Scott grew up?

Question: Why did he name it that way?
Self-contained rewrite: Why did Walter Scott name Abbotsford House that way?