Answers are all wild or garden flowers and are anagrams or cryptic clues.
1. Tie the informer - 9 letters
2. Make fun of direction - 6 letters
3. Cleanse, following direction - 6 letters
4. Suffering and sounds sick as well - 9 letters
5. Sounds as if he's a wrongdoer with a song - 9 letters
6. A wise man following trees - 2 words 4 letters each