How to grow Cirsium Rivulare

Cirsium rivulare

Full Sun
OR
Partial Sun
Medium

Easy plant, grows naturally into an untidy clump. Cut back after flowering to promote more stems and avoid self seeding. Providing support early in the growing season, holds the flowers from the floor

Growing Cirsium rivulare from seed

Easily self seeds be can also be divided from existing clumps
Can be started in pots in the spring, using peat free compost and covering lightly with vermiculite. Use a cold frame germination needs 18c

For optimal germination, soil temperature should be a minimum of 18°C / 64°F.

Transplanting Cirsium rivulare

Enjoys full sun, in well drained soil with some moisture.
Mildew can be a problem

Cirsium rivulare is hardy, so ensure you wait until all danger of frost has passed in your area before considering planting outside.

Seed Saving Cirsium rivulare

Cirsium easily produces thistle type seeds, with a downy appearance. Pull off the plant on a dry day and plant in the spring. Remove immature seed heads to prevent self seeding.

How long does Cirsium rivulare take to grow?

These estimates for how long Cirsium rivulare takes to sprout, grow and harvest are from real observations from real gardeners, right around the world.

Days to Germination How long does it take Cirsium rivulare to germinate?: 14 days
Average 14 days | Min days | Max days (0)
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Days to Maturity How long until Cirsium rivulare is ready for harvest / bloom?: + days
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Total Growing Days How long does it take to grow Cirsium rivulare?: = days

Other names for Cirsium rivulare

Plume Thistle