Douglasia is a genus of hardy perenial plants. These flower in the spring.
It is a rosette plant, and carries lots of tubular shaped flowers of yellow or pink.
Due to its size, and prostrate nature, it is an ideal plant for rock gardens.
One of the common names for Douglasia is Yellow Rock Jasmine. Some members of this genus are known as the Dwarf Primrose.
The Douglasia plant genus itself is often considered to be part of the Androsace genus. Androsace consists of about 110 species, and includes most of the known Rock Jasmines and Fairy Candelabras.
Douglasia nivalis by nordique.
If planning to grow yellow Rock Jasmine outdoors, then seeds should be sown on the soil surface in flats that are north facing. Do this in the autumn. The flats should then be covered in glass.
As soon as spring arrives, bring the flats indoors, and keep at about 10 degrees celsius (50°F).
If you plan to start the seedlings of yellow rock jasmine indoors, then place the seeds (within soil) in a black bag. Following this, place in the fridge for five weeks.
Seeds should then be sown out at a temperature of 10 Celsius (50°F). Douglasia seeds can take anything from one month to two years to germinate!
Once seedlings have appeared, they should remain growing until they are ready to be planted out at the end of winter.
Douglasia can be planted into either a sunny or lightly shaded part of the garden. this location should have good drainage, and a moist soil of about pH 6 to 7.
Young Douglasia, such as yellow rock jasmine plants, should be planted at about 20 cm apart (8 inches).
It will take at least two years until Yellow rock Jasmine and other Douglasia first bloom. Once established the plants will require to be watered from below (avoid the leaves) during prolonged dry spells
The plant should be protected in times of heavy rain, perhaps by locating the plant under a rock overhang in the garden.
The Douglasia genus contains 12 species.
Douglasia species are alpine plants, making them a good choice for rock gardens or other similar landscapes.
Douglasia laevigata is a commonly grown species among gardeners.
No, Douglasia species are not known for their fragrance.
Douglasia prefers a location with full sun to partial shade, and gritty, well-drained soil.
Currently, Douglasia is not considered invasive in the USA.
Douglasia can be removed by gently uprooting the entire plant, including all roots, to prevent regrowth.
The Douglasia genus consists of about 10 species of perennial flowering plants native to North America. They are alpine or rock garden plants, with compact growth and small, typically pink flowers that bloom in early spring.
Douglasia plants prefer full sun and gritty, well-drained soil, typical of their native alpine habitats. They can be grown from seeds and are best planted in rock gardens or troughs, where their small size and delicate beauty can be appreciated. They require cold winters and do not tolerate hot, humid summer conditions well.