GAIA GREEN Feather Meal a high nitrogen fertilizer that is made from sterilized, ground poultry feathers. It is an excellent alternative to blood meal. GAIA GREEN Feather Meal is approved for use in organic agriculture by Ecocert Canada. Easy-to-use non-synthetic nitrogen fertilizer. An excellent source of slow release nitrogen well suited to plants requiring a steady, long lasting supply. Finely ground to improve nutrient release. Supports vegetative growth without the negative effects of more soluble nitrogen forms.