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Hummingbird Trumpet

Epilobium canum

Hummingbird Trumpet

A fiery late-season bloomer whose tubular orange-red flowers are an essential fuel stop for migrating hummingbirds.

Hardy in USDA zones 8-11; herbaceous perennial that dies back with winter frost in the low desert and returns vigorously each spring, thriving from low to mid elevations.

AMWUA Notes

Delivers rare late-summer and fall color for moderate water, filling the seasonal gap after spring wildflowers fade.

Care Guide

💧Watering

Water weekly through the summer bloom period to keep flowers coming, then reduce to every 2-3 weeks; more water than most desert perennials, less than turf.

✂️Pruning

Cut the whole plant to the ground in late winter before new growth emerges; pinch stem tips in early summer to encourage bushier, denser flowering.

🌱Fertilizing

A light feeding of balanced fertilizer in spring supports the heavy late-season bloom; otherwise unnecessary.

🛡️Pests

Occasional aphids or spider mites in hot, dry spells — rinse with water; otherwise trouble-free.

☀️Seasonal Notes

Herbaceous and winter-dormant, disappearing to the ground in cold months and re-emerging in spring to peak in late summer and fall.

Soil, Feeding & Propagation

🪨Soil

Adaptable to lean, gravelly, or sandy desert soils; tolerates rocky slopes and poor ground; needs good drainage.

💧Drainage

Needs well-drained soil.

🌱Nutrient Needs

Low feeder.

🌰Propagation

Division of rhizomes, cuttings, or seed; it spreads on its own by underground runners.

📐Spacing

2 ft

🌳Roots & Placement

Spreads by rhizomes into a colony; give it room or edge it to keep it contained. Not a taproot concern.

Placement Tips

  • •Site where you can watch the fall hummingbird traffic — near windows, patios, and entries.
  • •Give it room to spread by rhizomes; use it to knit together a rock garden or slope.
  • •Combine with spring-blooming penstemons so the bed carries color from spring through fall.
  • •Tolerates reflected heat but blooms most fully with a little afternoon relief in the hottest spots.

Features

Orange-red tubular flowersHummingbird magnetLate-season colorSpreading habit

Best Uses

Hummingbird gardenRock gardenBorder planting

Ecological Value

Attracts

hummingbirds

Wildlife Value

hummingbirds

Quick Stats

Water NeedsModerate
Sun Exposurefull sun
Mature Size1 ft H × 2 ft W
Growth Ratemoderate
Maintenancelow
HardinessUSDA 9-11
FoliageDeciduous
Drainagewell-drained
Bloom SeasonSummer-Fall
Bloom ColorOrange-red
Litter Levellow
ThornsNone
Native RegionWestern US, Northwestern Mexico

Design Styles

native habitatdesert modernpollinator garden

Include in Your Project

Love Hummingbird Trumpet? Our landscape team sources from wholesale nurseries and can incorporate it into your design.

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Use this care guide to maintain your Hummingbird Trumpet. Questions about your landscape? Reach out anytime.

Data from 2024 AMWUA “Landscape Plants for the Arizona Desert” guide.

Hummingbird Trumpet — common questions

Answers for low-desert Phoenix conditions, drawn from this plant’s growing data.

How much water does Hummingbird Trumpet need in Phoenix?

Hummingbird Trumpet is a moderate-water perennial once established. Water weekly through the summer bloom period to keep flowers coming, then reduce to every 2-3 weeks; more water than most desert perennials, less than turf. Delivers rare late-summer and fall color for moderate water, filling the seasonal gap after spring wildflowers fade.

How big does Hummingbird Trumpet get?

Expect roughly 1 ft tall and 2 ft wide at maturity, with a moderate growth rate. Allow about 2 ft of spacing when planting. Spreads by rhizomes into a colony; give it room or edge it to keep it contained. Not a taproot concern.

Can you plant Hummingbird Trumpet near a pool?

Yes. Hummingbird Trumpet is considered pool-friendly, meaning it stays clean enough around water features and hardscape. Litter is rated low.

Can Hummingbird Trumpet handle Arizona heat and winter frost?

Hummingbird Trumpet is hardy in USDA 9-11 and wants full sun. Hardy in USDA zones 8-11; herbaceous perennial that dies back with winter frost in the low desert and returns vigorously each spring, thriving from low to mid elevations. Herbaceous and winter-dormant, disappearing to the ground in cold months and re-emerging in spring to peak in late summer and fall.

Does Hummingbird Trumpet have thorns?

No. Hummingbird Trumpet is thornless, so it is safe alongside walkways, patios and play areas.

Is Hummingbird Trumpet safe around pets?

Hummingbird Trumpet is listed as pet-friendly in this guide. If your dog is a determined chewer, check any new plant with your vet before planting.

When does Hummingbird Trumpet bloom in Arizona?

Hummingbird Trumpet blooms in summer-fall, with orange-red flowers. The bloom draws hummingbirds.

How much maintenance does Hummingbird Trumpet need?

Hummingbird Trumpet is low-maintenance. Leaf, flower and pod litter is rated low. Cut the whole plant to the ground in late winter before new growth emerges; pinch stem tips in early summer to encourage bushier, denser flowering.

What kind of soil does Hummingbird Trumpet need?

Adaptable to lean, gravelly, or sandy desert soils; tolerates rocky slopes and poor ground; needs good drainage. Nutrient needs are low. A light feeding of balanced fertilizer in spring supports the heavy late-season bloom; otherwise unnecessary.

Is Hummingbird Trumpet native to Arizona?

Yes. Hummingbird Trumpet is native to Arizona and to the Western US, Northwestern Mexico, so it is adapted to local rainfall, soil and heat.