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Isotoma axillaris ( Eye - SOT - oh - muh ax - ILL - Arkansas - iss ) is an Australian and New Zealand indigene .
It does very well in ardent climates in USDA hardiness zones 10 – 11 . It maturate as a perennial but does well in cool climates when grown as an yearbook .
Isotoma Axillaris at Disney EPCOT Flower & Garden Festival March 2019
Isotoma axillarisis also know as Laurentia ( law - REN - tee - uh ) and also Solenopsis ( sol - en - OP - sis ) axillaris . You may sometimes see this classification used in plant life for sale .
It also has other common name which include :
Laurentia is a member of theCampanulaceae(kam - pan - yew - LAY - see - ee ) or Bellflower menage along with theIsotoma fluviatilis ( dispirited star creeper ) .
The Greek word ‘ isos ’ , means adequate and ‘ toma ’ meaning segment . This name describes the adequate section of the corolla of the plant .
Isotoma Axillaris Care
Size & Growth
These plants develop 12″ to 15″ inches high with an adequate width in a stocky mounded style .
Flowering & Fragrance
The industrial plant make an abundance of pretty , fragrant , wiz - shaped flowers rising above the foliage . Blue Star blooms from June until the first frost .
Bloom time deviate bet on clime . In very hot , muggy locations the best bloom time may be from May through July .
flower are large and showy and more often than not range from an inch to an inch and a half wide .
Although the blasphemous variety ( Beth ’s Blue ) is the most vulgar . The plants are also available with violet , white or pink prime .
Interesting and exciting hybrids such as White Star , Starshine Blue , Starlight Pink and Sophia add color and mixture to your Laurentia appeal .
The foliage has medium green leaves , long and fern - like . They rise from a woody base on branched , vertical stems .
Light & Temperature
Starflower likes to be develop in full sun ( 6 hours of sun daily or more ) but also does well in fond nicety . In the United States , this plant is only winter hardy in USDA hardiness zone 11 .
Watering & Feeding
As long as you plant in well - drain soil , the Blue Star can do well with dry to moist soil .
Soil & Transplanting
Laurentia prefer well - drained dirt and full Lord’s Day . The plant thrive in humus enrich , well - drained dirt and does well pucker into rocky crevices .
Grooming & Maintenance
There ’s no need to deadhead these plant as they shed flowers as they die out out . you could shape the industrial plant and boost more flush by crop in midseason .
Laurentia Axillaris Plant Propagation
you could turn Laurentia from seed by sowing them indoors very early in the season approximately 10 to 12 weeks before the last freeze .
It takes around four month for the plants to mature and be ready to bloom .
Start seeds in other February or sow seed instantly into the ground afterwards in wintertime after all danger of frost passes .
Alternately , take cuttings from plant in the dusk and begin them indoors through the wintertime to have them ready to transfer alfresco in the spring .
If you keep Laurentia as a container plant life , overwinter them indoors .
They do well in a sunny yet nerveless location . Reduce water while overwintering plant . These plant life are also readily available in most nurseries in the spring .
Pest or Disease Problems
As with most plants , provide ample room for ventilation and do not overwater , you are unlikely to have problems with pests or disease .
Compromised plant may be discommode by mealy bug or aphid .
Starflower is both deer and coney resistant .
The Australian National Botanic Gardens also describe that the plant life is resistant to predation by insect pests and marsupials .
Are Laurentia plants considered toxic or poisonous?
The sap may be irritate to the pelt . Be certain to wear gloves when working with this works and wash up thoroughly when you are done .
Is Isotoma Considered Invasive?
Because this plant is only wintertime dauntless in USDA zone 11 , it is not mostly considered trespassing in the US . Remember it is an Australian / New Zealand native .
If your area has hot , dry weather condition that mime the Australian and New Zealand climate , keep an middle on it and do n’t let it get out of helping hand .
Suggested Uses For Isotoma Axillaris
Laurentia is an fantabulous choice as a border plant , and it also does very well in container .
This low - growing plant is a salutary filler in the flower garden and for softening the edge along paths or flowerbeds .
When imbed obtusely it makes a good ground cover . Its growing use allows it to spillover freely .
It ’s also a unspoilt option for hanging baskets or to ornament rock walls .
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