Overview
Sullivantia sullivantii is a plant with a creeping habit in the genus Sullivantia, part of the Saxifragaceae family, with deciduous foliage. Sullivantia sullivantii grows best in full sun, and tolerates loam soils and neutral pH. Its UK hardiness is rated H4. Suggested uses include rock gardens and ground cover.
About
Sullivantia sullivantii is a creeping deciduous plant within the genus Sullivantia, part of the Saxifragaceae family. It thrives in full sun on a south-facing, sheltered aspect, favouring fertile, well-drained loam soil with neutral pH and consistent moisture. Hardy to UK zone H4, this cultivar is suitable for rock gardens and as ground cover. It is particularly attractive during spring and summer. Propagation can be achieved by division or seed.
About the genus
Sullivantia, commonly called coolwort, is a genus of flowering plants in the saxifrage family. It is a small genus, comprising only 3–4 species of perennial herbs all native to the northwestern and east-central United States. Sullivantia is most notable for having disjunct distributions primarily restricted to along the Pleistocene glacial margin.
Wikipedia contributors, "Sullivantia", CC BY-SA 4.0 — Sullivantia
Growing conditions
Best soil and position for Sullivantia
- Sunlight
- Full sun
- Soil type
- Loam
- Soil pH
- Neutral
- Soil moisture
- Moist
- Aspect
- South-facing
- Exposure
- Sheltered
- UK hardiness
- H4
Plant details
Sullivantia sullivantii size, habit and characteristics
- Habit
- Creeping
- Foliage
- Deciduous
- Suggested uses
- Rock gardens, ground cover
Care notes
Pruning and caring for Sullivantia sullivantii
- Propagation
- Division, seed
- Pest resistance
- High
- Disease resistance
- High
Frequently asked questions
Where is the best place to plant Sullivantia sullivantii?
Sullivantia sullivantii prefers full sun. It suits sheltered positions.
What soil does Sullivantia sullivantii need?
Sullivantia sullivantii grows best in loam soil. It prefers neutral soil. Aim for soil that stays moist.
Is Sullivantia sullivantii hardy in the UK?
Sullivantia sullivantii has an RHS hardiness rating of H4, meaning it is hardy through an average UK winter, tolerating -10 to -5°C.
How do I propagate Sullivantia sullivantii?
Division, seed.