Solidago rigida
Solidago rigida
- Native to:
- Canada | AB, MB, ON, SK | United States | AL, AR, CO, CT, DE, GA, IA, IL, IN, KS, KY, LA, MA, MD, MI, MN, MO, MS, MT, NC, ND, NE, NJ, NM, NY, OH, OK, PA, RI, SC, SD, TN, TX, VA, WI, WV, WY | Virgin Islands
Wikimedia: Matt Lavin (www.flickr.com) from Bozeman, Montana, USA





Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Asteraceae
- Genus:
- Solidago
- Species:
- Solidago rigida
Growth Characteristics
- Growth Habit:
- Forb/herb
- Height:
- 150 cm
- Drought Tolerance:
- High
- Bloom Months:
- aug,sep,oct
- Bloom Colors:
- yellow
Keystone Species Ranking
- Caterpillar Keystone:
- ★★★★☆ Butterfly & moth species supported by this genus (NWF)
- Pollen Specialist Bee Keystone:
- ★★★★★ Native pollen specialist bee species supported by this genus (NWF)
Host Plant for Caterpillars
Gnorimoschema gibsoniella, Tischeria solidagonifoliella, Tricholita notata
Reported Fauna Sightings
Bees: Black and (Bombus auricomus), Eastern Carpenter Bee (Xylocopa virginica), Half-black bumble bee (Bombus vagans), Hunt's bumble bee (Bombus huntii), Indiscriminate cuckoo bumble bee (Bombus insularis), Lemon cuckoo (Bombus citrinus), Northern amber (Bombus borealis), 🛑Rusty-patched bumble (Bombus affinis), Two-form bumble bee (Bombus bifarius), ⚠️Western honey bee (Apis mellifera) Moths:Atteva aurea Butterflies:Eastern Tailed-Blue (Cupido comyntas), ⚠️Monarch butterfly (Danaus plexippus)
Garden & Ecology Notes
- Wildlife Value:
- birds, butterflies, bees
Source: deepseek-v4-flash
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–60 days
- Germination Time:
- 14–30 days
- Notes:
- Seeds germinate readily after cold stratification; surface sow and keep moist.
Source: deepseek-v4-flash
ORGHPS Germination Guide: Sow @ 20C. Germinates within 3 months.