From the UK, maybe I can find something similar Stateside, or a DIY...
DIY rustic wooden plant markers - Google Search
i am gonna make these for my little garden
Popsicle Stick Garden Markers - Sure, they're cute, but will they last? Kincaid Marking Products for Plants were engineered by gardeners to last a lifetime! Visit http://www.kincaidplantmarkers.com/.
Hand-painted herb signs- Customized. So cute! | by Sara Gourley Art
Let it be with sunset rustic wood sign made from reclaimed pallet wood. Wood is painted white, turquoise, navy blue and orange with a yellow
Herb Garden Markers
Old bits of wood, paint, glass tubes and wire equals a rather pretty country-style wall accessory for single blooms.
PAINTED ROCK GARDEN MARKERS....love this idea using the shapes of the rocks & it's so easy to make! http://westvalley.citymomsblog.com/diy-river-rock-garden-markers/
Garden Marker Stakes, herb or vegetable garden marker stakes, rustic,wood with metal stakes, salvaged, six for 20.00, custom lettering,