How to Grow Ceratostigma plumbaginoides Plants in your Garden
Gardener's HQ Guide to Growing Plumbago
The Ceratostigma plumbaginoides plant belongs to the eight strong Ceratostigma genus. The genus is a native of the temperate and tropical zones of Asia and Africa, while C. plumbaginoides itself is native to western China.
Members of the genus range from subshrubs through to shrubs and are typically herbaceous in nature, though some are evergreen. Plants have spirally arranged leaves, while the flowers are found in compact inflorescences.
This plant is often used by gardeners to bring a touch of color in the late summer (flowers) and autumn (leaves).
Quick Growing and Care Guide
Scientific Name:Ceratostigma plumbaginoides
Common Name (s): Plumbago, hardy blue-flowered leadwort, blue ceratostigma
Growing Zone (USA / UK Hardiness): 5 to 9 / H5
Life Cycle / Plant Type: Deciduous shrub
Plant Height: 9 to 12 inches (20 to 30 cm)
Plant Spread: 12 to 18 inches (30 to 45 cm), mat forming, clump forming
Blooms: Mid summer to early autumn. Long flowering.
Flower Details: Pale to deep blue. Salver shaped.
Leaf Foliages: Simple. Shiny. Oval to obovate. Green turning bronze red in the autumn.
Best Light Conditions: Full sun to partial (afternoon) shade. Sheltered location.
Suitable Soil Types: Well drained and fertile. Loam, sand, clay, chalk
Suitable Soil pH: most
Soil Soil Moisture: Medium
Sowing, planting, and Propagation: Spreads from rhizomes. Take cuttings from softwood in the spring, or from semi-hardwood in the summer.
Best Garden Use: Flower borders on slopes and banks, Courtyards, Cottage gardens, shrub under plant, edging
Closely Related Species:
Miscellaneous: Used to make Bach flower remedies. Low maintenance. Single seeded capsule shaped fruit. Takes from two to five years to reach full height. Does not like wet soils with poor drainage. Hornlike stigma.