8, to be beautifully in order (5,3)
12, a f-fruit (6)
13, a progenitor (8)
15, a wee frenchie (8)
17, the ionised region in the atmosphere about 150 miles up (8,5)
19, a formal sanction (11)
20, a piece escaped from the utility room (9)
21,a lot of v-vegetables (7)
24, to the purpose (8)
25, come near being adept (12)