climber · design plant record

Lonicera sempervirens

Trumpet honeysuckle

Tubular flowers and a vertical layer trained on a measured support.

Height at maturity
3.05–6.1 m (10–20 ft)
Spread at maturity
0.91–1.83 m (3–6 ft)

The source width describes trained or spreading growth, not a freestanding canopy. Model the actual support and trained extent separately.

Light
Sun / Part shade
Moisture
Moist, draining soil
Source-reported USDA zones
4–9 · verify subzone and cultivar
Principal seasonal role
Spring, Summer

Fit it to the site

Moist, draining soil; flowering is best in sun.

The support must fit mature growth; the source flags high flammability, so review local defensible-space guidance.

Keep the care in the decision

Tie and train new growth, then prune after flowering when needed.

Origin & safety checks

Southeastern United States. Confirm local native range and restrictions.

Pet safety and edible uses are not assessed; verify the exact botanical name with a suitable local authority.

Check current invasive restrictions with your local plant-health or extension authority. For pets, use the exact botanical name in a veterinary toxicity reference; for potential ingestion or exposure, get appropriate professional advice rather than relying on a design guide.

Factual source · checked 15 October 2026

NC State Extension Gardener Plant Toolbox: Lonicera sempervirens

Ranges are rounded metric conversions of the source's dimensions. Growth varies with cultivar and conditions. Reference photographs and source captions help you inspect the plant; they do not certify identity. Our concept garden images cannot establish botanical identity.