Overview

Knowltonia bracteata is a plant with a perennial shrub habit in the genus Knowltonia, part of the Ranunculaceae family, with glossy green foliage. Knowltonia bracteata grows best in full sun and partial shade, and tolerates loam and sand soils and any pH. Its UK hardiness is rated H3. Suggested uses include ornamental plant and hedge plant.

About

Knowltonia bracteata is a perennial shrub in the Ranunculaceae family, valued for its glossy green foliage. It thrives in well-drained loam or sandy soils with a range of pH levels, from acid to alkaline. This cultivar prefers sheltered positions with full sun or partial shade, ideally facing south, east, or west. Hardy to UK zone H3, it is suitable for use as an ornamental or hedge plant. Best planted in a suitable position with watering during establishment, it can be propagated by seed or cuttings and is particularly attractive in spring and summer.

About the genus

Knowltonia is a genus of flowering plants in the family Ranunculaceae. There are 25 species native to South Africa and Latin America. The juice from the stem of many of the species in the genus is a powerful vesicant.

Wikipedia contributors, "Knowltonia (plant)", CC BY-SA 4.0Knowltonia (plant)

Growing conditions

Best soil and position for Knowltonia

Sunlight
Full sun, Partial shade
Soil type
Loam, Sand
Soil pH
Acid, Alkaline, Neutral
Soil moisture
Well-drained
Aspect
South-facing, East-facing, West-facing
Exposure
Sheltered
UK hardiness
H3

Plant details

Knowltonia bracteata size, habit and characteristics

Habit
Perennial shrub
Foliage
Glossy green
Suggested uses
Ornamental plant, Hedge plant

Care notes

Pruning and caring for Knowltonia bracteata

Propagation
Seed, Cuttings
Pest resistance
Not specified
Disease resistance
Not specified

Frequently asked questions

Where is the best place to plant Knowltonia bracteata?

Knowltonia bracteata prefers full sun and partial shade. It suits sheltered positions.

What soil does Knowltonia bracteata need?

Knowltonia bracteata grows best in loam and sand soil. It is happy in soil of any pH. Aim for soil that stays well-drained.

Is Knowltonia bracteata hardy in the UK?

Knowltonia bracteata has an RHS hardiness rating of H3, meaning it is half-hardy, tolerating -5 to 1°C, and may need winter protection in colder areas.

How do I propagate Knowltonia bracteata?

Seed, Cuttings.