Christmas crossword

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Across
  1. 4. the best singer of Christmas songs
  2. 5. ...night, nighttime that lasts 24h
  3. 6. Winter... happens 21.12 every year
  4. 8. reduced leaves
  5. 9. we share it and wish all the best
  6. 12. Brings presents to children in Russia
  7. 13. romantic half-parasite
Down
  1. 1. traditional Christmas gifts with a surprise inside
  2. 2. all I want for Christmas is...
  3. 3. Ornament we hang on the doors
  4. 5. Its leaves are red
  5. 7. individual ice crystals that grow while suspended in the atmosphere
  6. 10. one of evergreen trees species, has cones facing up
  7. 11. one of the gingerbread spice, has a narcotic effect