ACROSS
3. Mixture of decomposed organic substances (7) 8. Glossy red or yellow pulpy fruit often used in salads (6) 9. Standards of perfection, whether achievable or not (6) 10. Became ready for harvest or eating (7) 11. Rivulet (6) 12. Karoo dual-purpose breed of sheep producing 13. Dreamlike; bizarre (7) 15. Blue-grey sticky clays found below very damp soils (5) 18. Thick-furred riverine mammal of the weasel family (5) 21. Small clump of trees (7) 23. Male horse kept for breeding (8) 24. Plant holders that gradually disintegrate after planting out (4,4) 26. Dishonourable; unworthy (7) 27. Colour imparted to plants and algae by chlorophyll (5) 30. Plant resembling grass but with solid stems of triangular cross-section (5) 33. Animals of the cattle family (7) 35. Creature (6) 36. Expenditure (6) 37. Southern (7) 38. One of four natural divisions of the year (6) 39. Type of thin pork sausage, often smoked (6) 40. Different; assorted (7)
