diff --git a/doc/api.rst b/doc/api.rst
index e8523a0a4b1..f731ac1c59a 100644
--- a/doc/api.rst
+++ b/doc/api.rst
@@ -626,12 +626,14 @@ Attributes relating to the recursive tree-like structure of a ``DataTree``.
    DataTree.depth
    DataTree.width
    DataTree.subtree
+   DataTree.subtree_with_keys
    DataTree.descendants
    DataTree.siblings
    DataTree.lineage
    DataTree.parents
    DataTree.ancestors
    DataTree.groups
+   DataTree.xindexes
 
 Data Contents
 -------------
@@ -645,6 +647,7 @@ This interface echoes that of ``xarray.Dataset``.
    DataTree.dims
    DataTree.sizes
    DataTree.data_vars
+   DataTree.ds
    DataTree.coords
    DataTree.attrs
    DataTree.encoding
diff --git a/doc/whats-new.rst b/doc/whats-new.rst
index 04849449197..7e7ea305300 100644
--- a/doc/whats-new.rst
+++ b/doc/whats-new.rst
@@ -68,6 +68,10 @@ Internal Changes
 ~~~~~~~~~~~~~~~~
 - Move non-CF related ``ensure_dtype_not_object`` from conventions to backends (:pull:`9828`).
   By `Kai Mühlbauer <https://github.com/kmuehlbauer>`_.
+- Move handling of scalar datetimes into ``_possibly_convert_objects``
+  within ``as_compatible_data``. This is consistent with how lists of these objects
+  will be converted (:pull:`9900`).
+  By `Kai Mühlbauer <https://github.com/kmuehlbauer>`_.
 
 .. _whats-new.2024.11.0: