Okay so there's 27 Sprouts in total, I took screenshots of all of them,

So I will try to describe each location of them all.

The first one is where you first find the bucket



The second one is the starting cabin



The third one is at the beach area where you find the bird who wants 15 Seashells



The fourth on is by the lighthouse




The fifth one is in the blackwood forest




The sixth one just jump on the one in the blackwood forest by the waterfall




The seventh one just jump on the previous one and its on the trail to hawk peak




The eighth one is on one of the hawk peak trails as well and kinda in the main area close to the beach




The ninth one is also near a hawk peak trail




The tenth one is by the visitors center




The eleventh one is by the ocean beach if you turn right starting from your starting cabin




The twelfth one is to jump on the previous one




The thirteen one is in the rainy area on the beach




The fourteen one is to jump on the previous one




The fifteen one is by the waterfall when walking to the lookout point




The sixteen one is on like a below the abandon building




The seventeen one is to jump on the previous one




The eighteen one is to jump on the previous one and its by the abandon building




The nineteenth one is kinda by the graveyard



The twenty one is at the entrance of the orange rocks area (where you get the boat)




The twenty one, one is in the orange rocks area as well




The twenty two is ALSO at the orange rocks area




The twenty third one is in the meteor site (i dont remember what its called)




The twenty fourth one is in the cold mountain area




The twenty fifth one is in the cold mountain area where is needed to beat the game (I think)




The twenty sixth one is also in the cold mountain area




This is the final one (In cold mountain area)






I hope this was helpful.