Cirsium buergeri
Cirsium buergerifam. Asteroceae
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Pl. FD9A — Cirsium buergeri
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IOverview
Overview
Cirsium buergeri, known as Japanese thistle, belongs to the Asteraceae family and is native to Japan. This perennial plant thrives in moist conditions with light soil that can be sandy, medium, or clay-like. It requires full sun exposure and can grow up to 1.8 meters tall. While primarily noted for its ornamental value, Cirsium buergeri also has edible roots that can be harvested. Its distinctive features include spiny leaves and thistle-like flowers, making it a notable addition to gardens or landscapes.
Quick answers
What is Cirsium buergeri?
Cirsium buergeri, known as Japanese thistle, belongs to the Asteraceae family and is native to Japan. This perennial plant thrives in moist conditions with light soil that can be sandy, medium, or clay-like. It requires full sun exposure and can grow up to 1.
Growingconditions · propagation · uses
VCultivation
Cultivation
Cirsium buergeri thrives in full sun and prefers moist soil that is light (sandy), medium, or heavy (clay). This perennial can grow up to 1.8 meters tall and is hardy in temperate regions. For best results, ensure the soil remains consistently moist while avoiding waterlogged conditions. Propagate through root division in early spring for a successful garden addition. The edible parts include the roots, which can be harvested after the plant has established itself.
Light
Full sun
Water
Moist
Soil
Light (sandy), Medium, Heavy (clay)
Life cycle
Perennial
Mature size
1.8 m tall
For first-time growers
How to grow Cirsium buergeri for the first time
8steps
Start with Cirsium buergeri as a simple, low-maintenance perennial for your garden.
- 1
What you'll need
A small plant or seeds, a trowel, and mulch.
- 2
Best time to plant
Plant in spring after the last frost or in fall before the first freeze.
- 3
Soil and container prep
Ensure soil is well-draining with a mix of light sandy, medium, or heavy clay soils. Amend as needed for drainage.
- 4
Sowing or transplanting
Transplant young plants directly into the garden or start seeds indoors 4-6 weeks before planting outside.
- 5
First two weeks
Water regularly to keep soil moist but not waterlogged. Monitor for pests and diseases.
- 6
Ongoing care
Provide full sun, regular watering, and occasional pruning to maintain shape.
- 7
Harvest or pruning
Prune dead leaves and spent flowers to encourage new growth and a tidy appearance.
- 8
Common mistakes
Overwatering, planting in poorly drained soil, neglecting regular pruning.
VIEdible & utility
Edible & utility
Edible parts:Root
Edible uses: Oil
Other uses:oil
Contextrange · companions · related
VIIDistribution
1 native · 0 introduced
Distribution
1 native · 0 introducedDistribution across1 continent· 1 native
Asia1 region
native (1)Japan
IXSpecimen gallery
1 image
Specimen gallery
1 imageXSee also
8 related
See also
8 relatedPlants you might compare or use together — scored by shared family (Asteroceae), common use cases, and growing requirements.
same family · Asteroceae
Botanical relatives — often share phytochemistry + growing needs.
XI
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Companion planting
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