Allium 'Millenium' Colour:Purple It grows over 4 feet

It grows over 4 feet tall with flowers reaching nearly 30 cm across

with mulch in the fall they do come back consistently in zone 3

It has tolerance to drought and heat

Spread: 30 - 60 cm

Grows 2 to 3 feet tall and wide

Allium 'Millenium' Colour:Purple It grows over 4 feetGrown in a 4. 5 inch pot Ornamental onion 'Millenium' forms a compact, upright clump of glossy green, thick and strappy leaves which emit a slight smell of onion when crushed. Butterflies and honeybees adore the flowers' sweet nectar but deer and rabbits steer clear of this perennial beauty. Exposure: Sun, Part Sun Height: 35 cm 50 cm Spread: 25 cm 35 cm Water Requirements: average, low Plant Habit: Upright