Forward Shading causes Artifacting on Instanced Meshes

Forward Shading causes Artifacting on Instanced Meshes.

1. Create a Blank project with Starter Content
2. In the project settings Set Forward Shading to true
3. Restart the project
4. Create a Static Mesh Foliage that uses the 'EditorSphere' mesh
5. Paint the foliage in the scene and observe the results

Expected Results:
The foliage is placed without artifacting

Actual Results:
The foliage is placed but there is black flickering artifacting