North America Non-native Plant

Cachiyuyo

Botanical name: Atriplex atacamensis

USDA symbol: ATAT2

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

Cachiyuyo: The Ultimate Desert Survivor for Water-Wise Gardens If you’re dreaming of a garden that laughs in the face of drought, meet cachiyuyo (Atriplex atacamensis) – a remarkable little shrub that’s basically the poster child for thriving on neglect. This silvery-leafed beauty hails from one of the world’s most challenging ...

Cachiyuyo: The Ultimate Desert Survivor for Water-Wise Gardens

If you’re dreaming of a garden that laughs in the face of drought, meet cachiyuyo (Atriplex atacamensis) – a remarkable little shrub that’s basically the poster child for thriving on neglect. This silvery-leafed beauty hails from one of the world’s most challenging environments and brings that same tough-as-nails attitude to your landscape.

What Is Cachiyuyo?

Cachiyuyo is a small, drought-adapted shrub that belongs to the saltbush family. Don’t let its humble appearance fool you – this plant is a master of survival, evolved to handle conditions that would make most garden plants throw in the trowel.

Where Does Cachiyuyo Come From?

This hardy little survivor calls the Atacama Desert region of Chile and Argentina home – you know, that place that’s so dry it’s used to simulate Mars conditions for space research. If a plant can make it there, your water restrictions are going to seem like a gentle sprinkle!

Why You Might Want to Grow Cachiyuyo

Here’s why this unassuming shrub might just become your new garden hero:

  • Ultimate drought tolerance: Once established, this plant practically runs on fumes – perfect for water-wise gardening
  • Unique silvery foliage: The gray-green leaves add a distinctive texture and color contrast to garden beds
  • Low maintenance: This is gardening on easy mode – minimal care required
  • Salt tolerance: Great for coastal areas or anywhere soil salinity is an issue
  • Compact size: Won’t take over your garden space

The Reality Check

Before you get too excited, let’s talk about the challenges. Cachiyuyo is quite specialized and can be difficult to source. It’s also not going to give you the showy flowers or lush foliage that many gardeners crave. This is more of a less is more kind of plant.

Perfect Garden Spots for Cachiyuyo

This desert native shines in specific garden settings:

  • Xerophytic gardens: Perfect companion for other desert plants
  • Rock gardens: Complements stone features beautifully
  • Water-wise landscapes: Ideal for drought-tolerant garden designs
  • Coastal gardens: Handles salt spray like a champ

Growing Conditions That Make Cachiyuyo Happy

Think desert oasis when planning for this plant:

  • Sunlight: Full sun is non-negotiable – this plant craves those rays
  • Soil: Sandy, rocky, or gravelly soil with excellent drainage
  • Water: Minimal once established – overwatering is the kiss of death
  • Climate: Best suited for USDA zones 9-11

Planting and Care Tips

Growing cachiyuyo successfully is all about mimicking its harsh native environment:

  • Drainage is everything: If water sits around the roots, you’ll lose the plant fast
  • Start small: Young plants establish better than mature specimens
  • Water sparingly: Deep, infrequent watering during the first year, then virtually none
  • Skip the fertilizer: This plant is adapted to poor soils and doesn’t need feeding
  • Mulch with gravel: Organic mulch retains too much moisture

The Bottom Line

Cachiyuyo isn’t for every garden or every gardener, but if you’re dealing with challenging conditions like drought, poor soil, or salt exposure, this little survivor might just be your secret weapon. It’s not flashy, but it’s reliable, unique, and perfectly suited to our increasingly water-conscious gardening world.

Just remember: sometimes the most interesting plants are the ones that don’t need us to fuss over them. Cachiyuyo is living proof that in gardening, as in life, the strong, silent types often make the best companions.

Cachiyuyo

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Caryophyllidae

Order

Caryophyllales

Family

Chenopodiaceae Vent. - Goosefoot family

Genus

Atriplex L. - saltbush

Species

Atriplex atacamensis Phil. - cachiyuyo

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