I'm stumped on the others plus
1 Her majesty last year (4 6 )
13 a keg and I in a strange ape (7)
16 Break the welsh symbol (10)
20 The B B instrument (5)
23 Light of the East (7 7)
26 There are eternal ones (12)
30 Could be fragrant (5 3)
Thanks for your answers Granny. Here are my answers for the ones you mentioned:
1 Busy Lizzie
13 Petunia
16 Snapdragon
20 Bugle
23 Chinese Lanterns
26 Everlastings (?)
30 Sweet Pea
Hope this is of use to you.
Cheers, Marybank.