Vinca, that richer flowers than the common Vinca minor. The size after 10 years is 20 cm. The flower colour is blue. This plant is completely hardy.The flowering period is April - June.
This plant has in the system Hansen/Mussel used for describing perennials the following code : 1.2.2.1
Explanation of the first digit : General location : WOODLAND. Plants, that in a garden need to be planted close to trees or shrubs. They require shade and prefer a peaty soil.
Explanation of the second digit : Specific demands of the plant : Plants for a sheltered, shaded place, between or near trees or shrubs, with a cool soil and maybe an hour or so sun a day.
Explanation of the third digit : Where to put : Not too sunny, for instance in a darker corner of a border.
Explanation of the fourth digit : Other characteristics : Ground-cover plant. Does not tolerate other plants well.
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