
This lovely herbaceous species is versatile and undemanding. It is the star of the late-summer garden with its spiky bright red flower buds and vivid blue flowers, displaying long-lasting mahogany red foliage in fall. Spreading slowly via underground runners, this long-lived plant makes a solid mat with erect, slender red stems and bright green leaves.
Noteworthy CharacteristicsUnder irrigated conditions, it grows well both in full sun and in full shade. Leaves are slow to emerge in the spring.
CareProvide full sun or part shade (especially in hot summer areas) and moist but well-drained soil. Remove suckers in spring.
PropagationSoftwood cuttings in spring or semi-ripe cuttings in summer.
ProblemsPowdery mildew.
Fine Gardening Recommended Products
Morvat Heavy Duty Brass Y-Valve
Fine Gardening receives a commission for items purchased through links on this site, including Amazon Associates and other affiliate advertising programs.
- Fitted with US Standard NH 3/4" threads for use with most water source fittings
- Screw the 2 way splitter adapter by hand or wrench with the updated hexagonal top connection. The 360° rotatable swivel connection attaches to any water source.
Lee Valley Garden Obelisks
Fine Gardening receives a commission for items purchased through links on this site, including Amazon Associates and other affiliate advertising programs.
Dramm Revolution Adjustable 9-Pattern Metal Hose Nozzle
Fine Gardening receives a commission for items purchased through links on this site, including Amazon Associates and other affiliate advertising programs.
- Ergonomic insulated grip
- Maximum pressure of 90 PSI
- Fully adjustable spray pattern
- No trigger lock
- Genus : Ceratostigma
- Plant Height : 1 to 3 feet
- Zones : 5, 6, 7, 8, 9
- Plant Width : 6 to 12 inches
- Light : Full Sun
- Uses : Ground Covers, Shade
- Bloom Time : Late Summer, Summer
- Maintenance : Low
- Moisture : Medium Moisture
- Plant Type : Perennials
- Plant Seasonal Interest : Summer Interest
Plant Characteristics are only available to Fine Gardening members
Sign up for a free trial and get instant access to our complete plant guide as well as our entire collection of articles and videos.