Patrinia monandra

An uncommon umbellifer with a long season of interest; yellow flowers held on heavily branched heads are stunning from summer through fall; seed heads are interesting if left to stand in the garden through winter. A self-seeding biennial that is easy to weed out of unwanted spaces.

Zones: 5 to 8
Family: Valerianaceae
Type: Biennial
Height: 48 to 52 in.
Spread: 18 to 24 in.
Exposure: Full Sun to Part Shade
Soil Conditions: Average
Bloom Time: July to September
Bloom Color: lime-yellow
Native Range: Central Himalaya to China, Taiwan