Hyacinth Delft Blue Bulbs Are Easy To Grow & Are A Wonderful Addition To Pots Or Windowboxes, Or Alternatively, These Hyacinth Bulbs Can Be Planted In Clumps Or Drifts Throughout The Border.with A Beautiful Delicate Colour, This Hyacinth Bulb Grows To Have An Upright Flowerspike In The Spring, Which Is Crowded By The Porcelain-blue, Start-shaped Flowers.if You Plant Hyacinth Delft Blue Bulbs By October, Then It Will Flower By Christmas.garden Hyacinths Add Colour & Fragrance To A Spring Border & This Delft Blue Hyacinth Is A Favourite Spring Bulb, With Its True Blue Colour & Strong Scent.hyacinths Are Perfect For Creating A Spring Display On Their Own Or Team Them With Other Spring Bulbs In Containers, Beds & Borders. Hyacinths Can Waft Their Fragrance A Long Distance, But Its Not Just Us That Appreciate It; Bees & Other Pollinators Are Attracted To The Sweet-smelling Flowers Too.hyacinth Delft Blue Has Won The Rhs Award Of Garden Merit (agm) As An Excellent Garden Plant.flowers: Aprilheight 25cm /10in