Greening Project

For decades, the Seine River Corridor within the urban landscape has been severely impacted by development. The remaining ribbon of habitat is squeezed by residential, commercial and industrial land uses. Despite this trend, there still remains many significant areas with vegetation. These areas along the corridor provide habitat for many species of flora and fauna.





An important factor of the riparian habitat quality of a 'green' area is to maintain the largest amount of native plant species and conversely have the smallest amount of non-native plant species. Generally speaking, the fewer disturbances to these sensitive areas, the fewer non-native species are expected to be present.

The City of Winnipeg has graded habitat along the Seine River. The habitat quality is based on 'A to D Quality' ranking, with 'A' being the most sensitive to disturbance. Improving low-grade habitat areas is far more difficult and costly than protecting the existing high-grade areas.

For over a decade, Save Our Seine has conducted annual Greenings at various locations along the Seine River. These areas are carefully selected based on their need for additional native species. The reintroduction of these plants helps to recover the original, natural habitat while also providing other benefits such as:

(1) Dense vegetation provides greater cover and expands the areas for animals to comfortably move about to forage, rest, mate etc.

(2) Planting trees and shrubs along the banks of the river lessens riverbank instability and decreases erosion. This benefits habitat for aquatic species of mammals, reptiles, amphibians, birds and of course fish.

(3) Planting trees closer to areas disturbed by development creates a Buffer Zone between the habitat and unnatural area, providing a natural barrier to lessen the severity of 'stresses' from the adjacent developed areas. Factors such as artificial lighting, vehicle noise and domestic pets, often only meters away from the riparian habitat, contribute to stresses.

The Annual Greening Event occurs every spring. Possible sites are inspected in advance in consultation with the City Naturalist, and appropriate tree species and sizes are selected and ordered. Trailers, wheelbarrows, buckets, pumps, shovels, refreshments, hoses, trees, soil, wood chips and other materials and equipment are waiting early in the morning for the volunteers.

Locations for new trees are carefully selected to provide maximum benefit to the habitat. Plantings may require adding topsoil to the hole, a weed blanket around the tree, wood chips over top and a stake to mark new trees. Several heavy buckets of water are required to give every tree the greatest chance of survival. Over the summer, the Urban Green Team makes sure additional watering is done as required.

Local residents, families, students, SOS members and other community groups like Scouts and Sea Cadets meet at the greening location and plant hundreds of trees and shrubs. Instructions and a short demonstration are provided and moments later, citizens of all ages are expertly handling the young saplings and carefully placing in the ground.

Greenings are always an extremely rewarding day, and provide those involved with the pleasure of looking back on the day's hard work and imagining a future forest where saplings were just planted. Greenings improve the habitat Quality and raise awareness about the Seine River Environment through active community stewardship.


RELATED LINK:

SOS Annual Greening at former city dump (02.06.01)




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