![Harry Harrington on Twitter: "Beautiful Prunus spinosa/Blackthorn bonsai by Brian Wallin at last night's Middlesex Bonsai Society workshop. I had the pleasure of disguising some wounds and working the deadwood in the Harry Harrington on Twitter: "Beautiful Prunus spinosa/Blackthorn bonsai by Brian Wallin at last night's Middlesex Bonsai Society workshop. I had the pleasure of disguising some wounds and working the deadwood in the](https://pbs.twimg.com/media/DWkbrY1WsAAIioM.jpg)
Harry Harrington on Twitter: "Beautiful Prunus spinosa/Blackthorn bonsai by Brian Wallin at last night's Middlesex Bonsai Society workshop. I had the pleasure of disguising some wounds and working the deadwood in the
![Blackthorn in development. Really nice craggy bark & good movement on this one. Sorry for the background - couldn't locate the white backdrop. Long shoots will be used for grafting next year. : Blackthorn in development. Really nice craggy bark & good movement on this one. Sorry for the background - couldn't locate the white backdrop. Long shoots will be used for grafting next year. :](https://preview.redd.it/d36s6uthrme31.jpg?auto=webp&s=9cbfa3f38161f33404b0f2a215171b5b02926620)
Blackthorn in development. Really nice craggy bark & good movement on this one. Sorry for the background - couldn't locate the white backdrop. Long shoots will be used for grafting next year. :
![Flowering Blackthorn prunus spinosa bonsai in development by an enthusiast in Northern Ireland Stock Photo - Alamy Flowering Blackthorn prunus spinosa bonsai in development by an enthusiast in Northern Ireland Stock Photo - Alamy](https://c8.alamy.com/comp/2B21PK7/flowering-blackthorn-prunus-spinosa-bonsai-in-development-by-an-enthusiast-in-northern-ireland-2B21PK7.jpg)