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Giant goldenrod

Solidago gigantea

Also called Early Goldenrod, Smooth Goldenrod, Late Golden Rod, Tall Goldenrod, Tall Or Giant Or Smooth Goldenrod, Turtle Mountain Goldenrod

Giant goldenrod
Photo: Unknown author, CC BY-SA 3.0

Giant goldenrod is a tall North American perennial with yellow flower heads, spreading by underground rhizomes and forming clumps that can reach about 2 m. It grows best in sun with moist soil.

Family
Asteraceae (Daisy family)
Grows as
Perennial
Light
Full sun, Part shade
Water
Keep soil consistently moist, especially during establishment and dry spells.
Soil
Moist, fertile loam; tolerates a range of soil types as long as they stay damp.
Temperature
Hardy in cold temperate climates; protect young shoots from late frost.
How easy
Easy
Native range
Canada to NE. Mexico
Climate
temperate

About

Solidago gigantea is a North American plant species in the family Asteraceae. Its common names include tall goldenrod and giant goldenrod, among others.

Goldenrod is the state flower of Kentucky and of Nebraska.

Where it grows

Solidago gigantea is found in a wide variety of natural habitats, although it is restricted to areas with at least seasonally moist soils.

Other Solidago plants

Canada goldenrod · Early goldenrod · Wrinkleleaf goldenrod · Seaside goldenrod · Short's goldenrod · Goldenrod

Text excerpted from the Wikipedia article Solidago gigantea by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.

The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.

Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.

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