Gardeners like tools. Gardeners need tools. I went through my tool bucket and pulled out the ones I use most often. While not all of them will fit in a stocking, I recommend these low-tech, time-honored garden tools.
Pruners
Snippers
Loppers
Trowels, assorted
Shovels, full size and petite
Dandelion digger
Fisherman's knife
Hoes, assorted
Dibble
Moisture meter
Knee pad
Soft plant ties
Gravel scoop
Gloves
Dorky hat