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Yellow flowers and ferny foliage on Mexican bird of paradise

Native & adapted

Mexican bird of paradise

Erythrostemon mexicanus

A fast native-region shrub or small tree with ferny foliage and yellow flowers, useful for filtered shade, pollinators, and informal screens.

Sonoran nativePollinatorNitrogen fixerThornless
Landscape layersLower canopy · Understory · Hedging
Mature size12–18 ft tall × 10–15 ft wide
Climate fitUrban core · USDA 9b–10a · Valley suburbs · USDA 9a–9b · Desert outskirts · USDA 8b–9b
Special categoriesSONORAN DESERT NATIVE · POLLINATOR ATTRACTING · NITROGEN FIXING
Hardiness guidanceUSDA zones 9b–11; top growth may be damaged by hard frost

Right plant, right place

Will Mexican bird of paradise grow at your Arizona property?

Train as a multi-trunk small tree, leave as a broad shrub, or use in a loose hedge. It can grow 2–4 ft per year with regular water.

Best regional fit: Urban core · USDA 9b–10a, Valley suburbs · USDA 9a–9b, Desert outskirts · USDA 8b–9b.

Light

Sun exposure

Full sun to light shade; handles reflected heat after establishment.

Water

Irrigation

Low. Deep irrigation every 10–14 days in peak summer produces faster growth and fuller flowering.

Choose the actual plant, not only the label

Cultivars & selections

Common names cause confusion. Confirm Erythrostemon mexicanus: it is yellow-flowered and thornless, unlike the orange-red tropical bird of paradise and thorny red bird of paradise.

Mexican bird of paradise

Erythrostemon mexicanus

Mature size12–18 ft tall × 10–15 ft wide

Best forYellow flowers, filtered native-region canopy, and thornless screening

The intended species: yellow flowering, fine textured, and suitable for tree or shrub training.

Red bird of paradise

Erythrostemon gilliesii

Mature size6–10 ft tall × 6–10 ft wide

Best forA smaller cold-hardy shrub with red stamens

A different, often thorny species with pale-yellow flowers and long red stamens. Do not substitute when a thornless Mexican bird is specified.

Tropical bird of paradise

Caesalpinia pulcherrima

Mature size8–12 ft tall × 8–12 ft wide

Best forIntense orange-red summer flowers in warm sites

A frost-tender tropical species, not a cultivar of Mexican bird of paradise; it commonly freezes back and regrows in the Valley.

Planting & stewardship

How to help Mexican bird of paradise thrive

  1. 1

    Verify the botanical name before purchase.

  2. 2

    Choose shrub or tree form early and prune toward that architecture.

  3. 3

    Deep-water through establishment, then extend the interval.

  4. 4

    Leave enough flowering wood for bees and other pollinators.

Read the horticultural reference ↗

Keep exploring

More plants for this system