North America Non-native Plant

Salix ×dichroa

Botanical name: Salix ×dichroa

USDA symbol: SADI8

Native status: Not native but doesn't reproduce and persist in the wild

Salix ×dichroa: The Mysterious Hybrid Willow If you’ve stumbled across the botanical name Salix ×dichroa in your plant research, you might be scratching your head wondering what exactly this willow is all about. You’re not alone! This particular hybrid willow is something of an enigma in the gardening world, with ...

Salix ×dichroa: The Mysterious Hybrid Willow

If you’ve stumbled across the botanical name Salix ×dichroa in your plant research, you might be scratching your head wondering what exactly this willow is all about. You’re not alone! This particular hybrid willow is something of an enigma in the gardening world, with limited information readily available about its specific characteristics and growing requirements.

What We Know (And Don’t Know)

The × in Salix ×dichroa tells us this is a hybrid willow – a cross between two different willow species. However, detailed information about this specific hybrid is surprisingly scarce in common botanical literature. We don’t have clear data on its common names, native range, or specific growing requirements, which makes it challenging to provide definitive growing advice.

The Challenge of Hybrid Willows

Hybrid willows can be tricky creatures. While they sometimes combine the best traits of their parent species, they can also be unpredictable in their growth habits, hardiness, and long-term performance in gardens. Without specific information about Salix ×dichroa’s parentage and characteristics, it’s difficult to predict how it might behave in your landscape.

Should You Plant It?

Given the limited available information about this specific hybrid, most gardeners would be better served choosing well-documented willow species or hybrids instead. Here’s why:

  • Unknown growth habits make landscape planning difficult
  • Uncertain hardiness zones could lead to plant loss
  • Lack of information about native status makes it hard to assess ecological impact
  • Limited availability through typical nursery channels

Better Willow Alternatives

If you’re drawn to willows for your landscape, consider these well-documented alternatives:

  • Native willow species appropriate for your region – check with local native plant societies
  • Salix babylonica (Weeping Willow) for dramatic landscape impact
  • Salix caprea (Pussy Willow) for early spring interest
  • Salix purpurea (Purple Willow) for smaller spaces

If You’re Determined to Try It

Should you somehow encounter Salix ×dichroa and decide to give it a go, treat it like most willows:

  • Plant in consistently moist soil
  • Provide full sun to partial shade
  • Allow plenty of space for potentially vigorous growth
  • Be prepared for regular pruning needs
  • Monitor for typical willow issues like aphids and scale

The Bottom Line

While Salix ×dichroa might sound intriguing, the lack of readily available information makes it a risky choice for most gardeners. Your landscape dollars and effort are probably better invested in well-documented willow species that you can count on to perform as expected. Sometimes in gardening, mystery isn’t necessarily a good thing – especially when you’re trying to create a thriving, predictable landscape!

If you’re specifically interested in this hybrid for research purposes or have access to detailed information from a specialized source, proceed with caution and keep detailed records of its performance in your garden.

Salix ×dichroa

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 ×dichroa Döll

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