Goldenrod is a color that resembles the goldenrod plant. Evening primroses, prairie lilies, blazing star, aster, goldenrod, sunflower, and wild onions are common plants. Some examples are corn (maize), privet, lilac, goldenrod, clover, and oxeye daisy. Meadowflowers included goldenrod and asters, rampant spreaders from North America long familiar in English gardens. Adults primarily feed on nectar from various plants, particularly sweet clover, goldenrod, and Brazilian pepper. Adults drink nectar from flowers including goldenrod. Plants described in the book include squash, algae, goldenrod, pecans and the eponymous sweetgrass. In the US, people often mistakenly blame the conspicuous goldenrod flower for allergies. The Goldenrod and Tamarack Campgrounds are located near Hangar B. Summer brings out the orchids (5 varieties) and lots of goldenrod (11 varieties). Card colors changed to the current blue lettering on goldenrod background. The web color pale goldenrod is displayed at right. The sweet goldenrod ("Solidago odora") is the state herb of Delaware. Its common names include tall goldenrod and giant goldenrod, among others. After testing 17,000 plant samples, he eventually found an adequate source in the Goldenrod plant.