Keiran's World World by word by word

Invasive species are in the eye of the beholder

Eastern grey squirrel, photo by TexasDarkHorse, flickr

When Nature Boy took down the backyard thicket of Himalayan blackberries, he gave little thought to what would come after.

Thousands of broom and Daphne laureola seeds that had lain dormant for decades sprouted. Ivy and periwinkle quickly spread into the gap.

These plants have no place in the ready-made Garry oak meadow Nature Boy envisioned. Quick to grow and become established, these species handily outcompete native sea blush, camas and ocean spray.

That’s what invasive species do. They reproduce easily and spread in new environments. They alter ecosystems within the new territories in unpredictable ways, often causing harm.

Continue reading….

 

Sources for this post include:

Saanich invasive species strategy process

Saanich Pulling Together program

Capital Region Invasive Species Partnership

B.C. Barred Owl cull

B.C. Spotted Owl info

 

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