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Trollius chinensis 'Golden Queen'

 
Trollius chinensis 'Golden Queen'

Common name globeflower
Family ranunculaceae
Life cycle perennial
Flowers orange-yellow
Size 3-4' tall
Light part shade
Cultural notes normal garden soil (not too dry)
From seed seems to do best with a few weeks cold treatment
detailed seed-starting info below
Seed ripenslate July

Tall flowerstalks spring from unassuming foliage rosettes in late spring, producing large intricate flowers. Note that the foliage in the picture does not belong to the trollius.

globeflower
Behold, the source of its common name: the nearly perfectly spherical flowerbuds
Trollius chinensis 'Golden Queen'
The plain species in bud

We left this plant behind in our Pennsylvania garden (and wish it well); we don't grow it in Houston.

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Seed-starting details for this plant

  1. Seed from '00 trade. Baggy 70F (10%G, starting 14d) - 35F (4w) - 70F with light (17%G)
  2. Seed from '02 garden. Baggy 35F (4w) - 70F with light (75%G, 3-15d)
  3. Seed from '04 garden. Baggy 35F (31d) - 70F with light (35%G, 3-20d)
  4. Seed from '06 garden. Baggy 35F (29d) - 70F (73%G, 3-12d)
  5. Seed from '07 garden. Baggy 35F (4w) - 70F (52%G, 3-10d)
  6. Seed from '12 trade. Baggy 35F (57%G, 9-13w) - 70F (8%G, 3d)
  7. Seed from '12 trade, cold-stored. Baggy 35F (10w; 23%G, 8-10w) - 70F (39%G, 4-7d)

Not sure what causes the year-to-year variability in germination success rate. Light does not appear to be essential.


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