1. Juniperus virginiana   ash   cedar   walnut   birch   Hint Half-n-half Clue   2. Carya ordorata   spruce   walnut   hickory   cedar   Half-n-half Clue   3. Juglans nigra   sycamore   pine   hibiscus   walnut   Half-n-half Clue   4. Hibiscus lasiocarpus   cedar   birch   hibiscus   ash   Half-n-half Clue   5. Quercus velutina   spruce   hibiscus   oak   maple   Half-n-half Clue   6. Acer rubrum   pine   maple   walnut   spruce   Half-n-half Clue   7. Fraxinus americana   sycamore   hickory   ash   cedar   Half-n-half Clue