minorTickStyle property

MinorTickStyle minorTickStyle

The style to use for the minor axis tick lines.

Using MinorTickStyle to add the customized style to the axis minor tick line.

Defaults to the MinorTickStyle property with length is 5 logical pixels.

Also refer MinorTickStyle.

Widget build(BuildContext context) {
   return Container(
       child: SfRadialGauge(
           minorTickStyle: MinorTickStyle(color: Colors.red,
           thickness: 3,
           length: 10),


final MinorTickStyle minorTickStyle