An alternative is to use what's growing in the garden. Many plants with aromatic foliage can be crushed and rubbed on the skin. I use Artemisia 'Powis Castle'- simply pick a few leaves, roll them into a ball and rub them on exposed skin, and in the hair. You need to repeat a few times during your stay in the midge-zone. If you have sensitive skin use caution in what you try.
Mint works as well.
Continue the war against slugs . If scattered sparingly on the soil they are relatively safe, but dogs being dogs will chew on anything so keep the container safely, as with all garden chemicals. Dead-head roses and herbaceous plants to encourage continuous flowering. Just remove the dead flower of roses not the stem and leaves, the experts now say this is the way to get the most blooms. If you haven't already done so remove the developing seed heads on Rhododendrons, being careful not to damage the surrounding buds When trimming the hedge try a bit of topiary, not an animal shape, but a natural flowing shape.