Name Of Tree

[MARJORYGOOD]

1, Old and hoary (8)
2. French arsonist (9)

Thank you

[Dinkypuzzled]

1. A "hoary old chestnut" is a story, joke, or song that has been told or sung so many times that it is well-known.

[Psybbo]

2 laburnums?

[MARJORYGOOD]

Thank you both very much,