Solidago Species, Grass-Leaved Goldenrod, Flat-Top Goldenrod, Slender, Lance-Leaved Goldenrod

Solidagograminifolia

Family
Asteraceae (ass-ter-AY-see-ee)
Genus
Solidago (so-li-DAY-go)
Species
graminifolia (gram-in-ee-FOH-lee-uh)
Synonym
Aster graminifolius
Chrysocoma graminifolia
Euthamia caroliniana
Euthamia tenuifolia
Solidago graminifolia
Sun Exposure
Full Sun
Sun to Partial Shade
Foliage
Herbaceous
Smooth
Height
24-36 in. (60-90 cm)
36-48 in. (90-120 cm)
Spacing
18-24 in. (45-60 cm)
Hardiness
USDA Zone 3a: to -39.9 °C (-40 °F)
USDA Zone 3b: to -37.2 °C (-35 °F)
USDA Zone 4a: to -34.4 °C (-30 °F)
USDA Zone 4b: to -31.6 °C (-25 °F)
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
Danger
N/A
Bloom Color
Bright Yellow
Bloom Time
Mid Summer
Late Summer/Early Fall
Other Details
Category
Perennials
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds
Bloom Size
Other details
May be a noxious weed or invasive
Soil pH requirements
5.1 to 5.5 (strongly acidic)
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
Patent Information
Non-patented
Propagation Methods
By dividing the rootball
From seed; direct sow outdoors in fall
From seed; winter sow in vented containers, coldframe or unheated greenhouse
Seed Collecting
Allow seedheads to dry on plants; remove and collect seeds
Regional

This plant is said to grow outdoors in the following regions:

Chester Springs, Pennsylvania

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Gardener's Notes:

1
positive
1
neutral
0
negative
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R
Downingtown, PA | August 2015 | positive

It is a common wild flower in southeast Pennsylvania. It has a large native range in eastern and central North America. I first noticed ...Read More

T
St. John's, NL (Zone 5b) | March 2005 | neutral

This is another common goldenrod along Newfoundland's roadsides and waste places. Very easy to distinguish by the flat-topped flower hea...Read More

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