Euthamia caroliniana
Images by part: leaf (0) · flower (1) · fruit (0) · bark (0) · habit (0) · other (3)

Euthamia caroliniana

Coastal plain goldentop · Flat-top goldenrod · Quobsque Weed · Slender Flat-topped goldenrod · Slender Fragrant Goldenrod

Tier 2 Difficulty: medium Water: low Light: full_sun
Temperature
5–35 °C
Soil pH
6–7
Hardiness
Zone 5–9
Click count
8
Observations
1

Description

Source: leafsnap

Euthamia caroliniana, known as Carolina grass-leaved goldenrod or slender goldentop is a flowering plant in the genus Euthamia, a member of the sunflower family. It is listed as Vulnerable due to habitat loss and disturbance within its range.

Care Guide

💧 Water
☀️ Light Full sun

Slender golden-top is a perennial herbaceous plant that prefers sunny conditions and comes from open habitats, commonly flourishing in meadows and grasslands. It favors full sun but can also tolerate partial sun.

Ideal: Full sun
🌡️ Temperature 5–35°C

Slender golden-top can tolerate a wide range of temperatures, but its distribution may still be constrained by specific combinations of moisture and heat. It performs best in warm summer conditions with sufficient rainfall or watering. Extended periods of cloudy, rainy weather or prolonged high temperatures can raise the risk of Slender golden-top dying. In winter, adequate protection from cold can increase the plant's chances of survival.

Ideal temperature: 5–35°C
💨 Humidity
Humidity:
🪴 Soil 6-7
Soil pH: 6-7
🌱 Fertilizer

The best time to fertilize a Slender golden-top is in early spring, when it’s coming out of dormancy and starting active growth. Fertilization supplies essential nutrients for healthy development. While Slender golden-top has fairly low fertilizer requirements, giving it fertilizer annually can improve its survival and encourage better, longer-lasting blooms.

🪴 Pot & Repot
✂️ Pruning
🌿 Propagating
🐛 Diseases & pets
☠️ Toxicity

Characteristics

Plant Type
Herb
Life Cycle
Perennial
Genus
Euthamia
Family
Asteraceae
Hardiness Zone
5-9
Mature Height
30 cm to 91 cm
Mature Spread
46 cm to 61 cm
Leaf Color
Green
Leaf Type
Deciduous
Flower Color
Yellow
Flower Size
0.25 cm to 0.51 cm
Bloom Time
Late summer, Early fall, Mid fall
Planting Time
Spring, Summer, Autumn
Harvest Time
Mid fall, Late fall

Tags (7)

Common Names (11)

en Coastal plain goldentop
en Flat-top goldenrod
en Quobsque Weed
en Slender Flat-topped goldenrod
en Slender Fragrant Goldenrod
en Coastal plain grass-leaved-goldenrod
en Slender goldentop
en Carolina Goldentop
en Slender-leaved Goldenrod
en Slender goldenrod
en Narrow-leaved bushy goldenrod