This feature will allow you to exclude specific posts and pages from displaying in your Recommended Content Widgets in Grow.
Excluding content will impact all three Grow widgets:
How To Exclude Recommend Content
Search for a keyword under the "Recommended Content" section within your Grow settings, and hit the "Exclude" button in order to exclude the post/page from showing in the widgets. You can also paste the URL and it will appear in the list.
Including a Post/Page:
Once you exclude a post or page, you can change your mind and include it again:
Be sure to save your changes! You should be able to see these changes right away!