Nature and Nuts

Across

1. Familiar old joke or tree nut

3. Protective covering worn in battle

6. Southern nut often used in pies

9. Rough drawing made quickly

12. Edible product of flowering plants

13. Gradual increase before a big event

Down

2. Fruit used to make wine

4. Spiky tropical fruit with strong odor

5. Transfer control to another person

7. Large piece or solid bit

8. Without any breaks or interruptions

10. Salt compound formed with halogen atoms

11. New Zealand bird and fruit combination