1: Zoom back from the deeps (5)

4: Draw the knot (3)

6: Some slippers and also shoes (7)

7: More than one grown-up kids' tender hearts god broke? (9)

9: Dogged pamphlet for the auditor (7)

11: 4-down Arias hit high note in some of the lungs (3,3)

12: Gardener's concoction left in a lot (5)

2: One may be a very long time (3)

3: Prig had ma conceal midriff (9)

4: Teaching assistants run into hospital facility for shocker (5)

5: Sex and dope are wrong, it's revealed (7)

6: A Spanish guitarist goes out with one in Virginia (7)

8: Flower festival is pointless (5)

10: Short bloke quietly escaped seaweed (3)