Download the Region of Halton Native Plant List.

Conservation Halton’s Landscaping and Tree Preservation Guidelines lists native species suitable for our region in Appendix 1.

The Society of Ecological Restoration (Ontario Chapter) has a number of useful resources on their site including a list of native plant suppliers.

Trees:

Red Maple (Acer rubrum) – moist to wet, part shade conditions

Freemans Maple (Acer freemanii) – moist to wet, full sun to part shade conditions

Silver Maple (Acer saccharinum) – moist to wet, full sun to part shade conditions

Sugar Maple (Acer saccharum) – normal / moist, shade conditions

Yellow Birch (Betula alleghaniensis) – rich moist soils, full sun to full shade.

White Birch (Betula papyrifera) – well drained soils, full sun to part shade.

Blue-Beech or Ironwood (Carpinus caroliniana) – moist soil conditions, in shade (understory beneath broadleaf trees)

Bitternut Hickory (Carya cordiformis) – moist to wet soils, part shade

Shagbark Hickory (Carya ovata) – dry to wet soils, thrives on heavy clay, full sun to part shade

Hackberry – (Celtis occidentalis) – moist sites, sun to part shade

Witch-Hazel (Hamamelis virginiana) – moist shaded sites as understory.

American Hazel (Corylus americana) – dryer soils, full sun to part shade.

American Beech (Fagus grandifolia) Moist, well-drained soil, part to full shade

* White Ash (Fraxinus americana) – normal / moist, sunny conditions

* Green Ash (Fraxinus pennsylvanica) – moist / wet, shade conditions

 Eastern Red Cedar – (Juniperus virginiana)

Hop hornbeam or Ironwood – (Ostrya virginiana) – well drained soils, part to full shade

White Spruce (Picea glauca) – normal / moist – part shade conditions

Eastern White Pine (Pinus strobus) – normal /moist, sunny conditions

Black Cherry (Prunus serotina) – dry to moist conditions, sun to part shade.

Tulip Tree (Liriodendron tulipifera) – normal / moist – part shade conditions

White Oak (Quercus alba) – all conditions

Swamp White Oak (Quercus bicolor) – Wet soils, full sun to part shade.

Bur Oak (Quercus macrocarpa) – moist to wet, sunny conditions

Chinquapin Oak (Quercus muehlenbergii) – Dry soil, rocky areas (especially limestone) full sun to part shade.

Pin Oak (Quercus palustris) – moist to wet, sunny conditions

Red Oak (Quercus rubra) – dry sunny conditions

Shumard Oak (Quercus shumardii) – moist to wet soils, part shade.

Black Oak (Quercus velutina) – dry or well drained soils (eg. steep slopes), full sun to part shade

Sycamore (Platanus occidentalis) –moist to wet soils, sunny / partial shade

Eastern Cotton Wood (Populus deltoides) – moist to wet, sunny conditions

Largetooth Aspen (Populus grandidentata) – moist fertile conditions, full sun to part shade

Trembling Aspen (Populus tremuloides) – all conditions

Eastern White Cedar (Thuja occidentalis) – all conditions

Basswood (Tilia americana) – Moist soil conditions, part sun to full shade.

Eastern Hemlock (Tsuga canadensis) – moist shady conditions, especially north facing slopes

American Elm, or White Elm (Ulmus americana) – Moist to wet conditions, full sun to part shade

* Ash species are not recommended for planting because of their susceptibility to the Emerald Ash Borer.

Shrubs:

Red Osier Dogwood (Cornus stolonifera) – moist to wet, sunny conditions

Highbush Cranberry (Viburnum trilobum) – moist to wet, sunny conditions

Nannyberry (Viburnum lentago) – moist to wet, part shade conditions

Hawthorn (Crataegus spp.) – normal to moist, sunny conditions

Grey Dogwood (Cornus racemosa) – all conditions

Ninebark (Physocarpus opulifolius) – all conditions

Silky Dogwood (Cornus amomum) – part shade, moist (says it likes sand)

Buttonbush (Cephalanthus occidentalis) – part shade, wet

Common Elderberry (Sambucus canadensis) – full sun, wet

Red Elderberry (Sambucus pubens) – shade, moist

Purple Flowering Raspberry (Rubus odoratus) – shade, moist

Meadowsweet (Spirea alba) – full sun, moist

Spicebush (Lindera benzoin) – shade, moist

Witchhazel (Hamamelis virginiana) – full sun, dry

Pussy Willow (Salix discolor) – full sun, wet

Bebb’s Willow (Salix bebbiana) – full sun, wet

Choke cherry (Prunus virginiana) – full sun, dry

Downy Arrowood (Viburnum rafinesquianum) – full sun, moist

Smooth Serviceberry (Amelanchier laevis) – part shade, moist

New Jersey Tea (Ceanothus americanus) – full sun, dry

Maple-leaved viburnum (Viburnum acerifolium) – shade, moist