| APRILFOOL | One tricked on the first day of a spring month! (5,4) |
| AMARYLLIS | Flower seen in a spring month foolish to cut back (9) |
| MAIA | Greek goddess for whom a spring month is named |
| FOOLME | (and 14, 15, 21, 26 across and 8, 24 down) Proverb suggesting that you shouldn't be tricked on more than one occasion (6) |
| CALENDAR | Word for a book of accounts due on the first day of a Roman month originally, later an almanac, chart, diary or other system of divisions of the year (8) |
| PARTRIDGE | This gift was given on the first day of Christmas: a ___ in a pear tree |
| OVULATION | I appreciate that, darling, nothing turns one on - it happens once a month! (9) |
| DREWBLOOD | What the vampires did on the first day of art class? |
| REDLETTER | Day of a left-wing landlord? (3-6) |
| RABBITS | Immortalised in Richard Adams' story Watership Down, herbivorous animals such as cottontails whose mention on the first day of a month is said to invoke good luck (7) |
| MAY | Name for hawthorn; its blossom, traditionally gathered to celebrate the first day of a month named after a fertility goddess of springtime; or, one's bloom, early life, flush or prime (3) |
| DISTORTED | Girl's got a rich sweet cake on the first day, but it was out of shape (9) |
| ANNOUNCED | A girl carried little weight on the first day's broadcast (9) |
| WARMSPELL | Start of a spring thaw, perhaps |
| EASTEREGG | Target of a spring search |
| ROSHCHODESH | In Judaism, the first day of a new month, coinciding with the new moon (4,7) |
| TWANG | A snap of a spring; the sound of a plucked guitar string; a nasal accent; or, a pang of guilt or twinge of lament (5) |
| CUSP | First day of a sign in the zodiac |
| ROSH | ___ Chodesh (first day of a Jewish month) |
| CALENDS | First day of a Roman month |