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Bransford, W.D. and Dolphia
Oligoneuron rigidum (L.) Small
Stiff goldenrod, Hard-leaf Goldenrod
USDA Symbol: OLRI
USDA Native Status: L48 (N), CAN (N)
A tall, coarse, hairy stem bearing a dense, rounded or flat-topped, terminal cluster of dark yellow, bell-shaped flower heads.
This is a deep-rooted and handsome species. There are similar species with relatively broad leaves and flat-topped clusters in eastern North America, but this is the only one with hairy stems.
Plant CharacteristicsDuration: Perennial Habit: Herb Autumn Foliage:
Bloom InformationBloom Color: Yellow
Bloom Time: Aug , Sep , Oct
, WY Canada: AB
, SK Native Distribution:
Alberta east to Ontario, south through New York to Georgia, west to Texas, and north to North Dakota. Native Habitat:
Prairies, thickets, and open woods.
Growing ConditionsLight Requirement: Sun
Soil Moisture: Dry , Moist , Wet
Soil Description: Easy care plant will do fine in all soil types, nutrient poor soil and acidic or neutral soil.
BenefitConspicuous Flowers: yes
PropagationPropagation Material: Clump Division , Seeds
Description: Divide plants in spring or fall or start from seed.
Seed Treatment: Easy to start from seed, which requires moist stratification.
From the National Suppliers Directory
According to the inventory provided by Associate Suppliers, this plant is available at the following locations:
- Springwater, NYAmerican Native Nursery
- Quakertown, PA
Record Last Modified: 2013-09-12
Research By: TWC Staff