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

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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.

Source: Ontario Rock Garden & Hardy Plant Society