[3] During the early morning hours of Memorial Day in 1891, Edward Fisher, senior vice commander of the Sons of Union Veterans of the Civil War's Gowen Post led a squad of members from the organization in decorating the graves of fallen soldiers and deceased veterans at the cemetery.

[5] In 1911, newspapers across Pennsylvania reported that the city of Pottsville was "in the throes of an epidemic of diphtheria," that [a]ll of the cases" were "in the proximity of the open sewer that flows through the Charles Baber Cemetery," that this open sewer was carrying "the sewage of Yorkville beyond Sixteenth street and the north side of Market street," and that this sewage flow was several inches deep.

The 18th year that the celebration was held at the cemetery, the event featured the dedication and blessing of ten new trees, which included bald cypresses, dogwoods, pin oaks, and red buds.

According to Carol S. Field, a member of the Charles Baber Preservation Trust, between the years 2000 and 2017, 153 trees had been planted at the cemetery on Arbor Day.

[7] In 2018, Trinity Episcopal Church held summer services at the cemetery's Resurrection Chapel on Sunday mornings from June 17 through September 9 (Baber Day).