Providing your email address can also get you super-spammed forever. If you choose to offer an email address to a stranger, please be safe and use a 'disposable' address, okay?
To my eyes this is spam and an attempt to get free advertising by aiming their ad at gardeners.
Whoever it is is on Facebook (I Love Gardening) aimed at gardeners and other 'outdoorists' (
I tend to think of 'outdoorists' as hikers/campers/skiers/kayakers, etc.
This person is a member over on 'Garden Stew' but...no transparency: "This member limits who may view their full profile."
Please do not download unknown material to your computers.