Yes, Hyacinth bulbs have high concentrations of calcium oxalate crystals which some people are very sensitive to, thus my previous question. Nathan At 03:44 PM 10/10/2014, you wrote: >When I pack lachenalia bulbs for the BX, I get itchiness if I touch >my face. Is this, perhaps something that is part of the chemistry of >Hyacinthaceae? > >Dell >--------------------------------------------