The Daisy

• Daisies are a happy flower.Image by Flickr.com, courtesy of Tony
  
  The daisy may be the most frequently mentioned flower to symbolize youth. Daisies are a happy flower associated with all things innocent and gentle. The soft petals range in colors, but the most common is white.
  
  

Primrose

• Primroses are associated with beginnings.Image by Flickr.com, courtesy of tanakawho
  
  The primrose, which means "first rose," blossoms in early spring. A primrose is associated with beginnings and, by extension, early youth.
  
  

White Rosebud

• White rosebuds convey innocence.Image by Flickr.com, courtesy of Powi) (Per Ola Wiberg
  
  Rosebuds in general, but white rosebuds especially so, convey images of innocence. They are often associated with girlhood.
  
  

Anything Pink

• Any pink flower represents youth.Image by Flickr.com, courtesy of Swaminathan
  
  Just about any pink flower can be associated with youth since they hint at innocence as well as joy--two common qualities in the young.
  
  

Aniseed

• In a slightly different vein, the aniseed is associated with the restoration or return to youth. The plant, known for its licorice-flavored seeds, bears tiny white flowers in the summer, and its seeds can be gathered in the autumn.