bonbon tree&parrot's beak become invisible when they are fully grown

[gubyjop]

Hi..i play farm story..i have a problem..i can't see parrot's beak crops and bonbon tree when they are fully grown..they become invisible..i still can harvest them, i just can't see how beautiful they are..i use samsung galaxy note 10inch, OS jellybean..i wonder if it is only me or anybody else have the same problem..thanks..