Spotted goldenthistle (Scolymus maculatus)

Spotted goldenthistle

Also known as: Spotted thistle

Spotted goldenthistle is found in sunny or partially shady disturbed habitats such as fields, roadsides, and ditches. It produces flowers in the summer and is distinguishable for its prickly leaves and stems.

Scientific classification

Species

Spotted goldenthistle (Scolymus maculatus)

Asters bellflowers fanflowers and allies

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Summer

Bloom Time

1.5 m

Plant Height

Yellow, Brown

Flower Color

Deciduous

Leaf type

20 - 35 ℃

Ideal Temperature

Images of Spotted goldenthistle

Distribution of Spotted goldenthistle

Distribution Map

Spotted goldenthistle is a plant with a natural distribution spanning Southern Europe, North Africa, the Middle East, and select regions within the Mediterranean basin. Its introduction has extended its presence to various parts of the temperate zone across the southern and western hemispheres.

Native

Cultivated

Invasive

Introduced

No species reported

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Habitat

Waysides and cornfields on dry soils

Hemisphere Trend Curve

Northern

Sorthern

Care Guide for Spotted goldenthistle

Every week

Water

Full sun

Sunlight

20 - 35 ℃

Ideal Temperature

Water: Originating from the Mediterranean, spotted goldenthistle thrives in well-drained soil with moderate drought tolerance. It prefers consistent moisture, benefiting from weekly watering during active growth. Adapted to rocky terrains, spotted goldenthistle efficiently utilizes water to support foliage and flowering in its dry summer, wet winter climate.

Fertilize: To foster optimal growth of spotted goldenthistle, use a balanced 10-10-10 NPK fertilizer monthly in spring and summer, applying high-nitrogen doses initially. Water after fertilizing, avoid over-fertilizing, and wear gloves to protect spotted goldenthistle's roots.

Pruning: Pruning spotted goldenthistle is essential for maintaining shape and promoting growth, ideally between early and late spring. Remove dead stems to encourage new growth and improve air circulation. Use clean, sharp tools to minimize stress and prevent infections for healthy plant development.

Propagation: Spotted goldenthistle thrives in temperate regions and propagates well from seeds. Use a well-draining soil and maintain consistent moisture. Lightly cover seeds for germination and thin seedlings for healthy growth. Once established, spotted goldenthistle requires minimal maintenance, making it a resilient garden option.

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