Preheat your oven to 350ºF and spray your bundt cake pans with non-stick pan spray, set aside.
Place the whole milk and rose petals in a blender and blend until completely smooth, set aside.
In a mixing bowl, combine the cake flour, baking powder, and salt. Whisk until evenly mixed.
In the bowl of a stand mixer fitted with the paddle attachment, beat the butter until soft.
Add in the dark brown sugar and beat until light and fluffy.
Pour in the honey and mix until incorporated.
Mix in the eggs and vanilla extract.
Add in 1/3 of the dry ingredient mixture, mix until combined.
Add 1/3 of the rose petal milk, mix until combined.
Continue adding 1/3 of the dry ingredient mixture and 1/3 of the rose petal milk until everything is combined.
Pour the batter into the mini bundt cake pans, fill each one about 2/3 full.
Bake at 350ºF for 45 minutes, or until cooked through.
Garnish with rose petals and honey as desired.