Cryptic crossword No 4,035

Across

1. Suspect agents hid onshore essentially a poisonous plant (10)
2. Enthusiast largely wearing Indian garb for an African activity (6)
3. Slap and reconcile (4,2)
4. Walk by entrance reportedly (4)
5. Present in a new way the treatment of European farmer (7)
6. Stunned by a puzzle word finally (6)
7. Trouble in physics lab after swindle (7)
8. Seaweed featured in oriental gastropub (4)
9. Orchid, for example, bearing oddly pale insect (3-5)
10. Company with Carmen, say, into developing teamwork (11)
11. As an exchange, popular and free naked performance (2,6)
12. Malicious rugby player perhaps, leading scrap in front of goalposts (10)
13. Shed in field not fancy (4-2)

Down

1. Educate, setting aside time for every individual (4)
2. Some feared search in body of water (3,3)
3. Stormy, cold afternoon for coastline (10)
4. Plan on Yorkshire river presenting architectural overhang maybe (10)
5. Sense of taste returning, drink consumed (6)
6. Two bachelors beset by regret over tear ultimately in condom (6)
7. From the south, an amount of deep-sea nutritious fish (4)
8. Mild old man, 100, provided with indwelling catheter initially (7)
9. A little respect periodically for English county (8)
10. Consideration concerning protection for the audience (6)
11. Magical cinematic innovation principally permeates esteemed work of art (11)
12. Smoking device supported by gang around Britain is a terrorist tool (4,4)
13. Crossbeam cost, at the end, an extortionate price (7)