Field ManualAll plants

Photo: Javier martin, via Wikimedia CommonsLicense: Public domain

Purpus honeysuckle

Lonicera x purpusii (hybrid name as written by Trees and Shrubs Online; a hybrid of L. fragrantissima and L. standishii)

Pet & Human Safety

People: No hazard foundPets: Not on the ASPCA lists as we read them
Hazardous parts
Not yet checked.
Preparation
n/a
Hazard type
Not yet checked.
Hazard route
Not stated by our sources (not a clearance)
How complete this information is
The safety information on this page is partial. Where a source covers a point, it is shown; where none does, the page says so.

Toxic to pets
No ASPCA entry found.

No ASPCA page for Lonicera x purpusii. Do not treat as pet-safe.

PlotAndPetal cannot tell you whether a plant you found can be eaten. Only someone who can see the plant can identify it.

Poison control

If someone has collapsed, cannot be woken, is having a seizure or has trouble breathing, call 911 now. For any other possible poisoning, call Poison Help: 1-800-222-1222.

Emergency number source: U.S. federal law (47 U.S.C. § 251(e)(3)), read 2026-10-07.

Naturalist Lore

Historical Background & Breeding Lore

The history of this plant and its name, and how it was bred, where we have them.

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Care

Hardiness zones

USDA 4a-8b per NC State Plant Toolbox, for L. Fragrantissima (a parent); zones 4-8 per Morton Arboretum, also for L. fragrantissima. No hardiness rating for the hybrid itself was found in the sources.

Light

For the parent L. fragrantissima: full sun or partial shade (NC State, Morton Arboretum).

Water needs

moderate moderate is a plain-language reading of NC State for the parent L. fragrantissima: drainage good, moist or occasionally dry; tagged drought tolerant but intolerant of wet conditions. Not stated for the hybrid. Always finger-test two inches down.

Mature size

Trees and Shrubs Online: up to 10 ft high and more in diameter. For the parent L. fragrantissima: 6.5-10 ft tall and 6-10 ft wide (NC State); 6 to 10 ft tall and wide (Morton Arboretum)

Soil & Drainage
Pruning & Flush Rhythm
Feeding Schedule

How to prepare the soil, when and what to feed, and how and when to prune where that applies.

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Anatomy & Guilds

Botanical Anatomy & Characteristics

How the flowers and leaves are built and which pollinators visit, where we have them.

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Field Doctor

Field Doctor

What can go wrong with this plant and what to do about it, where we have them.

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Vintage Plates

Vintage Plates

Old botanical drawings from public libraries are in the app, for plants where we have them.

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Sources

  1. Trees and Shrubs Online (International Dendrology Society) - Lonicera x purpusii
  2. NC State Extension Plant Toolbox - Lonicera fragrantissima (winter honeysuckle; a parent of the hybrid and the species Kew WCVP treats L. purpusii as a synonym of)
  3. Morton Arboretum - Winter honeysuckle (Lonicera fragrantissima)
  4. Kew POWO/WCVP - accepted-name record
  5. ASPCA Toxic and Non-Toxic Plants list

How we choose sources

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