Variety traits

Plant height — ornamental allium

Allium L.

The height of ornamental allium is determined by the length of the flower stalk rising above the basal rosette of leaves. This parameter is decisive for landscape design and for categorizing varieties into groups ranging from dwarf to tall.

In the reference 9 varieties crop Ornamental Allium, where this is mentioned in the description.

The trait is measured in centimeters or meters and is used to classify ornamental alliums into four groups: dwarf (below 20 cm), short (20–40 cm), medium-height (40–80 cm), and tall (above 80 cm). Tall species, such as Allium giganteum, can reach 1.8 m in height.

In gardening, plant height dictates placement rules within a flower bed: tall varieties are used as focal points or in the background, medium-height varieties in the middle ground, and short varieties, such as Allium karataviense, are planted in the foreground or in rock gardens.

Height directly influences cultivation practices and the aesthetics of a composition. For very tall varieties in windy locations, it is necessary to provide support for the flower stalks, and excessive shading leads to undesirable stem leaning. Height is also taken into account when selecting companion plants intended to mask the fading foliage of ornamental alliums.

General information about the subject — on the page Plant height.

Sources8

Varieties of Ornamental Allium mentioned in the description

Selection based on the description text, not on official evaluation: these data are absent from registers. For specific variety details, please refer to its profile.