I always cook mine in the microwave. Peel back the leaves, remove the silk and some of the leaves. Re-wrap. You can cook several at a time Very quick and doesn't involve pans of boiling water.
I'd stick with the bush shape. I assume the Gardeners World/Monty Don's budget is huge!
I water as necessary and feed once a week.
More than 1 apple is better. Plus a shoot with leaves.
NO, NO, NO. The so-called seed head is the male part of the sweelcorn. Remove it and you won't get any sweetcorn.
Any tomato plants exposed to the elements will get blight at this time of year. Ditto potatoes if blight is about.
I always take off the flowers on or about the 1st August and the fruit that won't make it on September 1st.
I think green tomato chutney is the food of the Devil so I don't encourage it.
When they come away easily at the first joint behind the fruit. Sounds silly, but they will just look ready!
As you have a good number, trial and error is a good method. Pick one and try it.
Red refers to the skin colour, not the flesh.