A climbing vine with 6-12 inch clusters of fragrant, purple, pea-shaped flowers.
Bloom Times: May
Wood Sorrel
Bright yellow flowers in branching clusters of 3-15.
Yellow Passionflower
Greenish-yellow, 5 petaled flowers with a threadlike crown that is sometimes purple at the base.
Yellow Star-grass
Clusters of 1-3 star-shaped yellow flowers. The leaves look like blades of grass.
Yellow Thistle
A spiny plant with large yellow or purple flower heads.