Scrub that area then - Metro Series is a 'no ticks' zone.
Well I imagine the bush will be off limits.
In fact even dogs are not welcome at Neil Hawkins although weirdly as you're leaving the park, there's a message on the path stating 'Dogs on leads', a bit weird given there are hefty penalties for even taking a dog into the park. I don't understand how you can take a dog out of the park in that scenario.
Plus if this parkrun initiative goes ahead, well I think this fits in quite nicely with one of the locations