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WHAT YOU CAN DO TO HELP LOCAL BUTTERFLY POPULATIONS

Reconsider Butterfly Releases

It has become popular to release commercially bred butterflies at special occasions such as weddings, fairs and other events. Although a seemingly harmless practice, many scientists have stated that releasing butterflies into the wild has the potential of harming wild butterfly populations and ecosystems. Their concerns include the following:

  • Some released, non-native butterflies could mate with wild butterflies, potentially polluting or reducing the genetic viability of wild populations.
  • Massive releases of commercially raised butterflies may also skew data related to butterfly counts that help monitor the status of wild butterfly populations.
  • Butterfly breeders, who are not properly permitted by appropriate regulatory agencies or who do not follow industry standards, could produce butterflies that carry diseases and parasites that might spread to wild butterflies.
  • QueenSince butterflies are considered potential plant pests, the United States Department of Agriculture (USDA) and corresponding state agencies have the responsibility of regulating the butterfly breeding industry. USDA regulates and issues permits for breeding a limited number of butterfly species approved for release. The approval of species for release are also regulated by state agencies.

    If you are thinking about releasing butterflies for a special occasion, it is important to consider all of the above mentioned factors. Contact your state agency to determine which species/types of butterflies are allowed for release in your area. And make sure that the organization from which you are receiving the butterflies has all the proper governmental permits.

    Thank you for making an informed decision about butterfly releases. For more information, check out the North American Butterfly Association's release about this subject .

    Plant Your Own Butterfly Garden

    You can create a welcoming environment for butterflies in your own neighborhood. All it takes is water, a sunny location, and some good soil and space for plants.

    Learn which butterflies live in your region. Use this guide and books from the library to discover how to attract native butterflies.

    Learn which plants are native to your region. Butterflies depend on plants for their survival.

    Provide plants that help butterflies survive. Different plants are needed during different stages of a butterflys life. Make sure you have food plants for caterpillars as well as flowering plants that provide nectar for adult butterflies.

    Avoid using pesticides in your garden. If a garden is good for butterflies, it is also good for birds, other wildlife and you.

    Some Food Plants for Caterpillars

    Trees Caterpillars
    black cottonwood (Populus trichocarpa), quaking aspen (P. tremuloides) and willows (Salix spp.) western tiger swallowtail, mourning cloak and others (especially willows)
    Douglas fir (Pseudotsuga menziesii) and pines (Pinus spp.) pine white
    Garden Flowers and Ground Covers  
    hollyhock (Alcea rosea) painted lady, west coast lady
    Kinnikinnik (Arctostaphylos uva-ursi) spring azure, brown elfin
    Vegetables  
    broccoli, cabbage (Brassica oleracae var.) cabbage white
    beans (Phaseolu vulgaris var.) gray hairstreak
    carrot, dill, fennel, parsley (Umbelliferae family) anise swallowtail
    Common "Weedy" Species  
    nettle (Urtica lyallii) Milberts tortoiseshell, red admiral, satyr anglewing
    clover (Trifolium spp.) common sulfur, orange sulfur

    Some Flowering Plants for Butterflies

    Plants Bloom Time
    mock orange (Philadelphus lewisii)
    June/July
    mountain balm (Ceanothus velutinus) April/May
    pearly everlasting (Anaphalis margaritacea) August/September
    Garden Shrubs  
    butterfly bush (Buddleia davidii) All summer
    lilac (Syringa vulgaris) April/May
    viburnum (Viburnum carlesii) April/May
    Garden Flowers  
    bee balm (Monarda didyma) June/July
    black-eyed Susan (Rudbeckia fulgida) All Summer
    lavender (Lavendula angustifolia) June/July
    phlox (Phlox paniculata) June- August
    purple cornflower (Echinacea purpurea) July- September

    Information courtesy of Woodland Park Zoo, Seattle, WA.


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FTP Instructions to Retrieve Images from our Server

ftp://ftp.oregonzoo.org/dist/zoo/marketing/

  • Drag appropriate photo to your desk top Please click on the above link to receive a photo.
  • If you have problems then:
    1. Copy the above URL
    2. Open Internet Explorer
    3. Paste address into the address box
    4. Click return
    5. Drag appropriate photo to your desk top

This should work Problems? Please call Bill at 503-220-2448 or Linda at 503-220-5716

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