North America Native Plant

Hybrid Willow

Botanical name: Salix ×peasei

USDA symbol: SAPE9

Life cycle: perennial

Habit: shrub

Native status: Native to Canada âš˜ Native to the lower 48 states  

Hybrid Willow (Salix ×peasei): A Rare Native Shrub Worth Knowing Meet Salix ×peasei, commonly known as hybrid willow – a fascinating native shrub that’s flying somewhat under the radar in gardening circles. While this perennial woody plant might not be the most well-documented species in your field guide, it represents ...

Hybrid Willow (Salix ×peasei): A Rare Native Shrub Worth Knowing

Meet Salix ×peasei, commonly known as hybrid willow – a fascinating native shrub that’s flying somewhat under the radar in gardening circles. While this perennial woody plant might not be the most well-documented species in your field guide, it represents an interesting piece of North America’s native flora puzzle.

Where You’ll Find This Native Beauty

This hybrid willow calls both Canada and the lower 48 United States home, though its documented range appears quite specific. Currently, it’s been recorded in Quebec and New Hampshire, suggesting it might prefer the cooler climates of the northern regions.

What to Expect: Size and Growth

Like many willows, Salix ×peasei is a multi-stemmed shrub that typically stays under 13-16 feet tall. Don’t expect a towering tree – this one prefers to spread its energy across several stems that emerge from or near ground level. Under the right conditions, it might surprise you by growing taller or even developing a single main stem, but that’s more the exception than the rule.

The Challenge: Limited Information

Here’s where things get interesting (and a bit frustrating for us plant enthusiasts): detailed growing information for this specific hybrid is surprisingly scarce. We don’t have solid data on its preferred soil conditions, water needs, or specific care requirements. This isn’t necessarily a red flag – it might simply mean this plant hasn’t been widely studied or cultivated.

Should You Plant It?

The short answer is: it’s complicated. Here are some considerations:

  • Native status: It’s definitely a plus that this is a native species, supporting local ecosystems
  • Limited availability: You probably won’t find this at your local garden center
  • Unknown invasiveness: The good news is there’s no indication this plant is invasive or problematic
  • Research gap: The lack of detailed growing information makes it a bit of a gardening adventure

Growing Tips (What We Do Know)

While specific care instructions for Salix ×peasei are limited, we can make some educated guesses based on its willow family traits:

  • Most willows appreciate consistent moisture, so don’t let it completely dry out
  • Being found in Quebec and New Hampshire suggests it can handle cold winters
  • Willows generally prefer full sun to partial shade
  • They’re typically not fussy about soil type, though many prefer slightly acidic to neutral pH

The Bottom Line

Salix ×peasei represents one of those intriguing native plants that deserves more attention from researchers and gardeners alike. While the limited information makes it challenging to recommend for the average home garden, it could be perfect for native plant enthusiasts who enjoy a bit of horticultural mystery.

If you’re interested in supporting native willows in your landscape but want something with more established growing information, consider looking into other native Salix species that are better documented and more readily available. Your local native plant society or extension office can help you identify which willows thrive in your specific region.

Hybrid Willow

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Dilleniidae

Order

Salicales

Family

Salicaceae Mirb. - Willow family

Genus

Salix L. - willow

Species

Salix ×peasei Fernald (pro sp.) [herbacea × uva-ursi] - hybrid willow

Plant data source: USDA, NRCS 2025. The PLANTS Database. https://plants.usda.gov,. 2/25/2025. National Plant Data Team, Greensboro, NC USA