Richters ProGrowers Info
Richters ProGrowers Info | |
Elecampane
(Inula helenium ) |
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Market
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Products:  (root);  (root); 
Market size: 800 hectares (world), 25 ha (North America).
Prospects: prices same, volume same
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Culture |
Seed density: 600-800 seeds/gram
Exposure: full sun
Soil: moist, deep, well-drained
Crop duration: 2 years.
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Sowing rate: 400-600g/ha (direct); 5g/1000plants (indirect).
Planting: direct sowing not recommended. Start in plugs 8 weeks before spring or late summer field planting.
Field spacing: 90cm between rows x 45cm within rows.
Yield: 2500kg/ha (year 2).
Pests: few problems
Diseases: erysiphe powdery mildew (late summer), ramularia leafspot, puccinia rust.
Buyers want: not less than 1.8% volatile oil, not more than 6-8% ash, not less than 27% water-soluble extractive, not more than 2% foreign matter.
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Sowing rate: 5g/1000plants.
Planting: sow in plugs, seedflats or seed beds. Germination in 4-7 days.
Seeds to finished plugs: 8 weeks.
Plugs to saleable plants: 2-6 weeks.
Pests: spider mite, whitefly
Diseases: few problems.
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– Dried Production
– Fresh Production
– Oil Production
– Potted Plant Production
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