The dietes plants is an attractive perennial plant with erect narrow sword shaped green leaves and a beautiful display white flowers that is marked with yellow and violet in summer. The dietes plants are ideal for mass planting. The plant is extremely a hardy plant that requires little care. The dietes plants are native to South Africa. The plant actually prefers a light to medium well-drained soil in an open sunny position, the plant is drought and frost resistant.

Furthermore, the dietes seed can be sown most of the year in many parts of Australia. The dietes seed is generally best sown in spring or autumn, make sure you avoid the coldest and hottest months of the year. The optimum germination temperature for the seed is around 15-20 degrees Celsius.


How to Grow Dietes from Seed

The dietes seeds germinate readily, though they do have a hard outer coating which is impervious to water and generally germination will normally not occur unless the dietes seed is scarified by abrading or pre-treated with boiling water first.

-         First and foremost soak the dietes seed overnight in water.

-         Sow the dietes seed on the surface and then cover lightly. Don’t bury the seed deeply as the seed requires a degree of light to germinate.

-         You can water with fine mist spray to avoid disturbance of the dietes seed.

-         You can place them in a warm shaded or semi shaded position to avoid dying out.

-         Make sure you keep them warm and moist, avoid drying out or water-logging the growing mix.

-         The germination should occur in about eighteen to twenty-one days at 15-20 degrees Celsius.


The dietes seeds of many species are dormant and they require specific conditions or pre-treatment for germination. Don’t be too hasty to discard the dietes seed that does not germinate, the dietes seeds will often lay dormant until the conditions are similar to their natural requirements for germination to occur. 

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