Most people plant trees in spring because that's when the garden centre displays look their best, which is a strange reason to build a whole planting schedule around, since the trees themselves would rather go in the ground in fall, when they get six to eight weeks of root growth before next summer arrives to test them. For Kelowna homeowners, that stretch of root growth is often the whole difference between a tree that shrugs off a hot July and one you're pulling out and replacing three years from now. We asked five people on our team which tree they'd plant in their own yard, and this is what came back.
Why Fall Works So Well For Planting Here
The soil stays warm well after the air has cooled off, and once a tree stops putting energy into leaves for the season, it redirects that energy underground into roots, a process that keeps going until the ground freezes solid, which around the Okanagan can take longer than people expect. According to UConn Extension, root growth continues even after a tree has dropped every leaf, provided the soil temperature stays above freezing, so a tree planted now is quietly banking weeks of growth that a spring-planted tree simply never gets the chance to.
This isn't true in every climate. Some extension researchers working in colder, wetter regions still lean toward spring planting, because their fall seasons are shorter and their winters arrive harder and faster. In a dry interior climate like ours, though, fall has the advantage, mainly because it lets a tree settle in without also having to survive the hottest, driest weeks of the year at the same time.
The Five Trees
Scarlet Fire Dogwood (Cornus kousa 'Scarlet Fire'), picked by Yvette on our maintenance team
This tree changes personality with every season, which is part of why Yvette picked it. Spring brings star-shaped pink to fuchsia flowers that hold on for six to eight weeks, a long bloom window for a tree this size, and summer follows with dark green leaves edged in purple. By fall the whole canopy shifts to bright red and orange, and once everything drops for winter, the bark peels back to reveal tan and silvery grey underneath, so there's something to look at in every month of the year. It also holds up well against the disease and pest problems that tend to bother more finicky ornamental trees, which matters if you'd rather not spend your weekends treating it. Because it stays compact, it works especially well as the centrepiece in a smaller yard where a large shade tree wouldn't fit.
Forest Pansy Redbud (Cercis canadensis 'Forest Pansy'), picked by Max, Synergy Owner
The flowers on this tree open before the leaves do, so for a couple of weeks in early spring you get bare branches lined in rosy pink, which reads as a little strange and a little wonderful depending on your mood that day, before large heart-shaped red-purple leaves fill in and carry the tree through summer and into a fall display of orange and bronze. The canopy grows broad and flat rather than tall, so it works as a shade tree even in a yard that doesn't have room for something bigger, though it's worth knowing going in that it typically grows multistemmed rather than as a single clean trunk, so anyone picturing a classic one-trunk shade tree should look elsewhere on this list.
Prairie Cascade Weeping Willow (Salix x 'Prairie Cascade'), picked by Victoria, who runs our office
Most people in the Okanagan have already seen this tree without knowing its name, since it's the one draped along so many of the local shorelines and creek banks, doing its slow, cascading thing with narrow glossy leaves that catch the light. It grows fast, faster than most trees on this list, and that speed comes from an equally fast-growing root system underneath the soil, so the space you give it matters more with this tree than with almost any other. Plant it somewhere open, with real distance from foundations, septic fields, and any underground line you'd rather not have to dig up later, and ideally somewhere near water, where it does its best growing and looks its best doing it.
Crimson King Maple, picked by Wyatt on our project management team
Deep crimson-purple leaves carry this tree through the entire summer before shifting into a moody maroon-bronze once fall arrives, and the whole canopy grows dense and rounded at a medium pace, slow enough that you won't spend every spring fighting it back with a saw. It's also proven itself against the specific wear and tear an Okanagan property puts on a tree, including our wide temperature swings, pollution from nearby roads and driveways, and the compacted soil that tends to build up around patios and parking areas, so it's a dependable choice if you want serious shade and don't mind that it will eventually take up a fair amount of room.
Autumn Brilliance Serviceberry (Amelanchier x grandiflora 'Autumn Brilliance'), picked by Shannon, one of our landscape designers
Of everything on this list, this tree is probably the hardest working, and it's also the closest thing here to a native plant, since it's a hybrid of the saskatoon berry shrub that already grows wild across this region. White star-shaped flowers open in early spring, followed by berries that are genuinely edible if you manage to reach them before the birds do, which is not guaranteed, and the leaves carry a bronze tint on arrival before settling into deep green for summer and then turning a fiery red-orange as fall sets in. Once it's established in the ground, it tolerates drought, heat, and cold with very little help from you, and it fits just as well as a single specimen, a small grouping, or part of a food forest planting, which makes it a strong choice whether you're working with a small yard or a much bigger project.
Side by side, if you're comparing
| Tree |
Size |
Best for |
Standout moment |
| Scarlet Fire Dogwood |
Small |
Small yards, focal point |
Spring bloom, winter bark |
| Forest Pansy Redbud |
Small, multistemmed |
Tighter shade |
Early spring flowers |
| Prairie Cascade Weeping Willow |
Medium-large |
Big, open, near water |
Year-round shape |
| Crimson King Maple |
Large |
Tough sites, big shade |
Summer foliage colour |
| Autumn Brilliance Serviceberry |
Small, multistemmed |
Food forest, low fuss |
Spring through fall |
How to plant one properly
- Dig the hole two to three times as wide as the root ball, but resist the urge to dig it any deeper than the root ball itself, since planting too deep is the single most common mistake we run into and one that can hold a tree back for years before the problem even becomes visible above ground.
- Loosen the root ball and spread the roots outward into the hole rather than dropping the tree in still wound up in the shape it held in its nursery pot.
- Backfill using the same soil you dug out of the hole, and hold off on heavy amendments unless you already know your soil is genuinely poor.
- Water thoroughly right after planting, then keep watering through fall until the ground freezes, since a lot of people assume once the weather cools off the watering season is over, when really the roots are still hard at work underground.
- Add two to three inches of mulch around the base of the tree, keeping it clear of the trunk itself, since mulch piled against the bark tends to trap moisture and invite rot and pests rather than protect the tree.
Questions people ask us
Is September too late to plant a tree in the Okanagan?
Not even close. September and October sit right in the ideal window, giving the tree several weeks of warm soil and cooler air before winter shuts everything down for the season.
Do newly planted trees still need water once fall arrives?
Yes, right up until the ground freezes solid, which is the part that trips up most new homeowners, since it feels counterintuitive to keep watering once the weather has turned cool and rainy.
Which of these trees suits a smaller yard best?
The Scarlet Fire Dogwood and the Autumn Brilliance Serviceberry both stay compact enough to work as a centrepiece without overwhelming a smaller lot.
Is anything on this list native to the region?
The serviceberry comes closest, since it's a hybrid of the saskatoon berry shrub that already grows wild throughout the Okanagan.
If you're weighing a whole yard rather than a single tree, that's a bigger conversation worth having early, and our landscape design services start with exactly that kind of conversation about your site and how you use it day to day. If you'd rather see finished examples first, the project gallery has a good cross-section of what other Okanagan properties look like once the work is done.
Synergy Landscape Design handles design-build landscaping and maintenance for homes, strata properties, and developers across the Okanagan. Get in touch if you want to talk through next season's yard.