cfia policy directive d-08-04 plant protection import requirements for plants and plant parts for planting preventing the entry and spread of regulated plant pests associated with the plants for planting pathway this directive contains the general import requirements for plants and plant parts for planting from all countries to prevent the entry and spread of regulated plant pests. this policy directive was developed to consolidate clarify and summarize canadas general plant health import requirements for plants and plant parts for planting. previously these requirements were found in a number of directives and other documents which are being repealed. this document supercedes the following d-02-02 plant protection imports requirements for rooted or unrooted plants plant parts and plants in vitro for planting d-96-09 plant protection import requirements for orchid plants d-01-03 plant protection requirements for importations of houseplants intended for personal use from the continental united states and hawaii d-03-05 plant protection phytosanitary import requirements for oak quercus spp. nursery stock from sources outside of the continental united states d-03-04 plant protection phytosanitary import requirements for maple acer spp. nursery stock from sources outside of the continental united states d-03-03 phytosanitary import requirements for ash fraxinus spp. nursery stock from sources outside of the continental united states d-03-10 prohibitions and restrictions of importation into canada of decorative chaenomeles flowering quince malus apple and crabapple prunus stone fruits e.g. cherry pyrus pear and salix willow branches memorandum 886.1b7 importation of pollen 4 may 1987 and notice to importer no. l18a 90-03-30 plant protection import requirements for orchid plants cuttings or tissue culture. in addition to the consolidation this directive provides clarification on the interpretation of country of origin within the context of preventing the entry and spread of regulated plant pests and includes a list of plants categorized as not authorized pending pest risk analysis nappra . d-08-04 provides a schedule that must be used to determine the origin of plants for planting material destined for export to canada. cfia considers plants for planting entering canada to originate from the exporting country if 1 it was propagated and grown only in the exporting country or 2 it was imported to the exporting country from a third country and actively grown in the exporting country - 4 weeks 28 days for plants that are propagated and grown exclusively in greenhouses or - 16 weeks 112 days for plants that are grown outdoors at any time during production. new requirements for salix willow chaenomeles hawthorn cydonia quince malus apple and crabapple prunus stone fruits pyrus pear vitis grapevine rutaceae citrus dracaena dieffenbachia and rhamnus frangula can be found in section 3.4.5 of d-08-04