Across
A yearning for hope initially (5)
I haven't cracked this one yet — but Fifteensquared have:
definition: the letter 'H', the initial of H-ope A (direct from surface) + ITCH="yearning"
About ready to flip, if ditched in canal (9)
I haven't cracked this one yet — but Fifteensquared have:
definition: "ready" is slang for money/cash, so 'About money'=FINANCIAL reversal/"flip" of IF, plus anagram/"ditched" of (in canal)*
One who survives embracing political party that bombed (9)
Crazy but well (5)
Brit absorbing ‘hard worker’ spirit (7)
I haven't cracked this one yet — but Fifteensquared have:
POM=derogatory slang for "Brit", around: H (hard) + ANT="worker"
Lover, once having pried, turned and ran out (7)
I haven't cracked this one yet — but Fifteensquared have:
EX="Lover, once" plus anagram/"turned" of (pried)*
Nation elected to get back funds (5)
Shiner causes squint oddly (3)
I haven't cracked this one yet — but Fifteensquared have:
wordplay: odd letters from S-[q]-U-[i]-N-[t] for the surface reading, "Shiner" can be read as slang for a black/bruised eye, which might lead to squinting
Sexual declaration used in poems? (5)
I haven't cracked this one yet — but Fifteensquared have:
I AM BI=I am bisexual="Sexual declaration"
State calls for end of free vote petition (7)
Say one’s left deposit, in full (7)
I haven't cracked this one yet — but Fifteensquared have:
UTTER="Say" + L-[ a ]-Y="deposit" losing ' a '="one"
Maybe squash plant variant? (5)
Hot tar’s forced into near empty navigational aid (5,4)
I haven't cracked this one yet — but Fifteensquared have:
definition: the North Star can be used to find the direction of north while navigating anagram/"forced" of (Hot tar's)*, inside N-[ea]-R emptied of its inner letters
Bear on a Piano by surreal painter (9)
I haven't cracked this one yet — but Fifteensquared have:
definition: to appertain to [something] = to be related to = to bear on A (from surface), plus P (Piano, music notation abbreviation), plus anagram/"surreal" of (painter)*
X’s house arrest finally overturned (5)
I haven't cracked this one yet — but Fifteensquared have:
definition: X as a symbol for multiplication as in '2 x 4' or 'two times four' SEMI (semi-detached house) plus final letter of [arres]-T; all reversed/"overturned"
Down
See 28
29d
Single-stemmed plant’s quality improved (8,4)
Question one: What might be said to end a ride? (4)
I haven't cracked this one yet — but Fifteensquared have:
definition: a command that could be given to a horse that one is riding, to tell it to stop or slow down WHO="Question" + A="one"
Habitually fit some plastic to retain temperature (8)
I haven't cracked this one yet — but Fifteensquared have:
anagram/"plastic" of (fit some)*, around T (temperature) "plastic" in the sense of 'mouldable'/'flexible' for the anagram indicator
Nice way to support nut production? Wrong (6)
I haven't cracked this one yet — but Fifteensquared have:
RUE='street' in French=a word for "way" in the French city of "Nice", underneath/supporting an anagram/"production" of (nut)*
Christian making Satan a bit peeved at first (10)
I haven't cracked this one yet — but Fifteensquared have:
definition: a member of a Christian movement during the Protestant Reformation anagram/"making" of (Satan a bit p )*, with the p from the first letter of p -[eeved]
Imitate Spanish artist capturing Republican revolutionary leader (6)
I haven't cracked this one yet — but Fifteensquared have:
MIRO=Joan Miró=Spanish painter, around R (Republican); then plus leading letter of R-[evolutionary]
Fine plant for skin (4)
I haven't cracked this one yet — but Fifteensquared have:
definition: to "skin", as a verb F (Fine) + LAY="plant" (another use of LAY as part of wordplay – made me briefly wonder if something else was intended for "deposit" in 25ac)
Old writer holding lives in balance (5)
Car, jet brazenly parked on politician’s path! (10)
I haven't cracked this one yet — but Fifteensquared have:
anagram/"brazenly" of (Car jet)*, plus TORY=Conservative "politician"
On a regular basis, a diver may be heard (5)
Particle, negative, orbiting form of inert uranium (8)
I haven't cracked this one yet — but Fifteensquared have:
NO="negative" around/"orbiting" anagram/"form" of (inert U )*, with U as the chemical symbol for "uranium"
Nautical remit: ‘Aim to swim!’ (8)
Concert part for theatre assistant (6)
Said dessert’s a week’s portion (6)
I haven't cracked this one yet — but Fifteensquared have:
definition: a part/portion of a week sounds like (Said): 'sundae'="dessert"
Row of bugs turned over (4)
1d
Malicious stuff, the crap about a ‘jumped-up’ Brit band member (4,4)
See 2
Type letters or click words in the clue