Assertion: periwinkle's flower | /r/HasProperty | blue
Facets:
value: depending on the cultivar
type: OTHER
value: to purple
type: OTHER
value: to lavender-blue
type: OTHER
value: in some species
type: OTHER
Source sentences:
text: Flowers are purple, blue or white depending on the cultivar.
text: The wild plant has flowers of the color called ‘periwinkle blue’, but Bowles Periwinkle is a richer, darker blue, making a bolder showing in the garden.
text: Flowers are blue and plants are sometimes known as ‘Elegantissima.
text: The flowers are tubular with a flat face and are blue to lavender-blue.
text: Foliage is variegated, green and gold; flowers are blue.
text: Flowers are purple, blue or white depending on the cultivar.
text: In most species the flowers are white, but in some species (notably H. macrophylla), can be blue, red, pink, light purple, or dark purple.
text: In these species, floral color change occurs due to the presence of aluminium ions which are available or tied up depending upon the soil pH. For H. macrophylla and H. serrata cultivars, the flower color can be determined by the relative acidity of the soil: an acidic soil (pH below 7), will have available aluminum ions and typically produce flowers that are blue to purple, whereas an alkaline soil (pH above 7) will tie up aluminum ions and result in pink or red flowers.