This bug report is a parity issue with Java.

Summary:

This report is a clone of MCPE-122037!

Some blocks cannot accommodate big dripleaf.
This does not match the java version!

List:

• Monster Spawner
• Shulker Box
• Trapdoor

Steps to reproduce:

1. Place the indicated blocks.
2. Try placed big dripleaf on them.

Observed results:

No big dripleaf can be placed on blocks.

Expected results:

Blocks will placed big dripleaf.