THX to all, for interest and visiting
rick, you are right. they are Grape Hyacinth (muscari ...) but 3 diffrent cultivar.
(muscari armniacum or botryoides) singleflowers, smal foliage, a very easy grower
(muscari armniacum 'Blue Spike') doubleflowers, smal foliage, easy grower
(Muscari latifolium) singleflowers, broad foliage, easy grower
han
