Ok, that's brilliant thank you. I do think she was not deep enough, can you recommend an ideal depth and I will definitely try your dome suggestion. It makes perfect sense to have the humidity. Kind regards.
High guys,someone mentioned using saliva because of the enzymes,I tried this and to my surprise within 12 hours it softened and fell off. If the shell gets stuck again I will try it again and see,but it may have just come naturally. I'm now the owner of a beautiful seedling.