Richters ProGrowers Info

Richters ProGrowers Info

  Valerian (Valeriana officinalis)
Market Products:   (root);     Market size: no data   Prospects: prices down, volume up
Culture Seed density: 1200-1700 seeds/gram   Exposure: full sun or partial shade   Soil: tolerates most, but does best in heavy, rich, well-drained soils   Crop duration: 2 years
  Sowing rate: 1-3 kg/ha (direct), 0.4-1kg/ha (indirect).   Planting: sow in plugs 8 weeks before field planting.   Field spacing: 50-90cm between rows x 20-30cm within rows.   Yield: dry root 4t/ha (year 2).   Pests: myzus aphid, melitaea lepidoptera   Diseases: erysiphe powdery mildew, uromyces rust, ramularia leafspot, synchytrium gall, phoma blight, sclerotinia stemrot. Growers reporting unidentified fungal problem in Ontario.   Buyers want: minimum 0.5% volatile oil.  
  Sowing rate: 10g/1000plants.   Planting: sow in plugs or seedflats 12-15 weeks before sale.   Seeds to finished plugs: 8 weeks.   Plugs to saleable plants: 4-7 weeks.   Pests: whitefly   Diseases: few problems.  
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