North America Non-native Plant

Adam’s Tree

Botanical name: Fouquieria diguetii

USDA symbol: FODI3

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

Adam’s Tree: A Striking Desert Architectural Wonder Meet Adam’s tree (Fouquieria diguetii), one of nature’s most dramatic sculptural plants that looks like it stepped straight out of a Dr. Seuss book! This remarkable desert dweller belongs to the ocotillo family and brings serious architectural flair to any landscape brave enough ...

Adam’s Tree: A Striking Desert Architectural Wonder

Meet Adam’s tree (Fouquieria diguetii), one of nature’s most dramatic sculptural plants that looks like it stepped straight out of a Dr. Seuss book! This remarkable desert dweller belongs to the ocotillo family and brings serious architectural flair to any landscape brave enough to embrace its wild, spiky personality.

What Makes Adam’s Tree Special?

Picture this: tall, slender stems reaching skyward like giant green pencils, armed with fierce spines and crowned with clusters of brilliant red tubular flowers. Adam’s tree is the kind of plant that makes neighbors stop and stare, wondering if you’ve planted something from another planet. Its striking form creates instant drama and serves as a living sculpture that changes with the seasons.

Where Does Adam’s Tree Call Home?

This desert beauty is native to Baja California, Mexico, with small populations extending into southern California. In its homeland, it thrives in the harsh desert conditions where few other plants dare to grow, making it perfectly adapted to hot, dry climates.

Why You Might Want to Plant Adam’s Tree

If you’re looking to add some serious wow-factor to your landscape, Adam’s tree delivers in spades. Here’s why gardeners fall for this spiky charmer:

  • Creates an instant focal point with its unique architectural form
  • Produces stunning red flowers that attract hummingbirds
  • Extremely drought-tolerant once established
  • Low maintenance and perfect for busy gardeners
  • Adds year-round structure to desert and Mediterranean gardens
  • Grows at a moderate pace, typically reaching 15-20 feet tall

Perfect Garden Settings

Adam’s tree shines brightest in:

  • Desert landscapes and xeriscapes
  • Mediterranean-style gardens
  • Succulent and cactus collections
  • Modern, minimalist landscape designs
  • Rock gardens with excellent drainage

Growing Conditions and Care

The secret to success with Adam’s tree lies in mimicking its desert origins. This plant is hardy in USDA zones 9b through 11, so gardeners in cooler climates will need to consider container growing or greenhouse protection.

Essential growing conditions:

  • Full sun exposure (6+ hours daily)
  • Well-draining, sandy or rocky soil
  • Minimal water once established
  • Protection from frost when young
  • Good air circulation

Planting and Care Tips

Spring is the ideal time to plant Adam’s tree, giving it a full growing season to establish before winter. The golden rule? When in doubt, don’t water! This desert native would rather be too dry than too wet.

Key care guidelines:

  • Plant in a raised bed or mounded soil for drainage
  • Water deeply but infrequently during the first year
  • Once established, rely mainly on natural rainfall
  • Avoid fertilizing – desert plants prefer lean soil
  • Protect young plants from hard frost
  • Prune only to remove damaged or dead stems

Wildlife and Pollinator Benefits

Those vibrant red flowers aren’t just for show – they’re hummingbird magnets! The tubular shape and bright color are perfectly designed to attract these tiny pollinators, making Adam’s tree a valuable addition to wildlife-friendly gardens.

A Word of Consideration

While Adam’s tree isn’t invasive, it’s worth noting that this plant performs best within or near its native range. If you’re gardening outside of southwestern regions, consider exploring native alternatives that might provide similar architectural interest while supporting your local ecosystem. Your local native plant society can help identify spectacular native options for your specific area.

Ready to add some desert drama to your landscape? Adam’s tree might just be the bold, beautiful statement piece your garden has been waiting for!

Adam’s Tree

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Asteridae

Order

Solanales

Family

Fouquieriaceae DC. - Ocotillo family

Genus

Fouquieria Kunth - ocotillo

Species

Fouquieria diguetii (Tiegh.) I.M. Johnst. - Adam's tree

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