North America Non-native Plant

Salix ×simulatrix

Botanical name: Salix ×simulatrix

USDA symbol: SASI16

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

Salix ×simulatrix: The Mystery Willow Worth Reconsidering If you’ve stumbled across the name Salix ×simulatrix in your plant research, you’re not alone in scratching your head. This particular willow hybrid is something of an enigma in the gardening world – a plant that exists in botanical literature but remains frustratingly ...

Salix ×simulatrix: The Mystery Willow Worth Reconsidering

If you’ve stumbled across the name Salix ×simulatrix in your plant research, you’re not alone in scratching your head. This particular willow hybrid is something of an enigma in the gardening world – a plant that exists in botanical literature but remains frustratingly elusive when it comes to practical growing information.

What We Know (And Don’t Know)

Salix ×simulatrix is a hybrid willow, indicated by the × symbol in its scientific name. Beyond that basic fact, reliable information about this specific plant becomes surprisingly scarce. Unlike many well-documented willow species and hybrids, this particular cross doesn’t appear in most standard gardening references or nursery catalogs.

The lack of available information extends to some pretty fundamental details:

  • No established common name
  • Unclear native status and geographic distribution
  • Unknown mature size and growth characteristics
  • Undocumented hardiness zones
  • No specific care requirements

The Challenge for Gardeners

Here’s the thing about mystery plants – they make garden planning nearly impossible. Without knowing how big Salix ×simulatrix gets, what conditions it prefers, or even where you can find it, incorporating it into your landscape becomes a guessing game nobody wants to play.

While willows in general are known for their love of moist soils and their value to wildlife (especially as early-season pollen sources), we can’t assume this hybrid shares all the typical willow characteristics without specific documentation.

Better Alternatives to Consider

Instead of chasing after this botanical mystery, consider these well-documented native willow species that will give you all the benefits you’re likely seeking:

  • Pussy Willow (Salix discolor): Beloved for its fuzzy catkins and early spring interest
  • Black Willow (Salix nigra): A large native tree perfect for wet areas
  • Sandbar Willow (Salix interior): Great for erosion control and naturalizing
  • Prairie Willow (Salix humilis): A smaller shrub perfect for native plant gardens

The Wildlife Connection

If you’re drawn to willows for their wildlife benefits, you’re on the right track. Native willow species support over 450 species of butterflies and moths in North America, provide crucial early nectar for pollinators, and offer nesting sites for birds. The documented native species listed above will deliver these benefits reliably.

Making the Smart Choice

Sometimes in gardening, the most honest advice is to walk away from a plant – not because it’s bad, but because it’s too uncertain. With Salix ×simulatrix, you’d be taking a gamble with your garden space, time, and money on a plant that might not even be readily available.

Your garden deserves plants you can count on, with known benefits and clear growing requirements. Stick with the tried-and-true native willows that have proven track records for both garden performance and ecological value. Your local wildlife – and your future self – will thank you for choosing plants with clear identities and reliable characteristics.

After all, gardening should be about confident plant choices that bring joy and success, not botanical detective work that may never pay off.

Salix ×simulatrix

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 ×simulatrix F.B. White

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