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9 native flowers often mistaken for weeds

By: Networx Systems on Sept. 6, 2011, 2 p.m.
yellow flower in field

Photo: jonny hayseed/Flickr

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Evening primrose and sundrop

Oenothera species: Evening primrose types have flowers that open during the day and close at night. Sundrop types have flowers that open toward the end of the day and close the following morning. Flowers are yellow, pink or white. Some are fragrant, 6 inches to 3 feet tall, spreading. They like full sun and dry soils. Zone 4-10 depending on the species.