Hardiness Zones
Light Levels
Season of Interest
Average Height
Average Spread
Special Features
Plant
Hardiness
Sun
Season of Interest
Height
Spread
Fragrant
Allium 'Ambassador' (Ornamental Onion)


Hardiness:
4 – 8
Sun:
Full Sun
Season:
Spring (Late)
Summer (Early)
Height:
4' (120cm)
Spread:
1' – 2' (30cm – 60cm)
Fragrant:
Fragrant
Allium 'Firmament' (Ornamental Onion)


Hardiness:
5 – 8
Sun:
Full Sun
Season:
Spring (Late)
Summer (Early)
Height:
2' – 3' (60cm – 90cm)
Spread:
1' – 2' (30cm – 60cm)
Fragrant:
Fragrant
Allium 'Gladiator' (Ornamental Onion)


Hardiness:
4 – 8
Sun:
Full Sun
Season:
Spring (Late)
Summer (Early)
Height:
3' – 4' (90cm – 120cm)
Spread:
1' – 2' (30cm – 60cm)
Fragrant:
Fragrant
Allium 'Globemaster' (Ornamental Onion)


Hardiness:
5 – 9
Sun:
Full Sun
Season:
Spring (Late)
Summer (Early)
Height:
2' – 3' (60cm – 90cm)
Spread:
1' – 2' (30cm – 60cm)
Fragrant:
Fragrant
Allium 'His Excellency' (Ornamental Onion)


Hardiness:
4 – 8
Sun:
Full Sun
Season:
Spring (Late)
Summer (Early)
Height:
4' – 5' (120cm – 150cm)
Spread:
1' – 2' (30cm – 60cm)
Fragrant:
Fragrant
Allium 'Millenium' (Ornamental Allium)


Hardiness:
4 – 9
Sun:
Full Sun, Partial Sun
Season:
Summer (Mid, Late)
Height:
1' – 2' (30cm – 60cm)
Spread:
10" – 2' (25cm – 60cm)
Fragrant:
Fragrant
Allium 'Mont Blanc' (Ornamental Onion)


Hardiness:
4 – 8
Sun:
Full Sun
Season:
Spring (Late)
Summer (Early)
Height:
3' – 4' (90cm – 120cm)
Spread:
10" – 1' (25cm – 30cm)
Fragrant:
Fragrant
Allium 'Mount Everest' (Ornamental Onion)


Hardiness:
4 – 8
Sun:
Full Sun
Season:
Spring (Late)
Summer (Early)
Height:
2' – 3' (60cm – 90cm)
Spread:
1' – 2' (30cm – 60cm)
Fragrant:
Fragrant
Allium 'Round and Purple' (Ornamental Onion)


Hardiness:
4 – 8
Sun:
Full Sun
Season:
Spring (Late)
Summer (Early)
Height:
2' – 3' (60cm – 90cm)
Spread:
1' – 2' (30cm – 60cm)
Fragrant:
Fragrant
Allium 'Summer Beauty' (Ornamental Allium)


Hardiness:
4 – 10
Sun:
Full Sun, Partial Sun
Season:
Summer (Mid, Late)
Height:
1' – 2' (30cm – 60cm)
Spread:
1' – 2' (30cm – 60cm)
Fragrant:
Fragrant
Hardiness:
4 – 8
Sun:
Full Sun
Season:
Spring (Late)
Summer (Early)
Height:
1' – 2' (30cm – 60cm)
Spread:
1' – 2' (30cm – 60cm)
Fragrant:
Fragrant
Allium atropurpureum (Ornamental Onion)


Hardiness:
4 – 7
Sun:
Full Sun
Season:
Spring (Late)
Summer (Early)
Height:
2' – 3' (60cm – 90cm)
Spread:
1' – 2' (30cm – 60cm)
Fragrant:
Fragrant
Allium caeruleum (Ornamental Onion)


Hardiness:
4 – 10
Sun:
Full Sun
Season:
Spring (Late)
Summer (Early)
Height:
1' – 2' (30cm – 60cm)
Spread:
6" – 1' (15cm – 30cm)
Fragrant:
Fragrant
Allium cernuum (Lady's Leek)


Hardiness:
3 – 9
Sun:
Full Sun, Partial Sun
Season:
Summer (Early, Mid)
Height:
1' – 2' (30cm – 60cm)
Spread:
3" – 5" (7cm – 12cm)
Fragrant:
Fragrant
Allium cristophii (Star of Persia)


Hardiness:
5 – 8
Sun:
Full Sun
Season:
Spring (Late)
Summer (Early)
Height:
6" – 2' (15cm – 60cm)
Spread:
6" – 8" (15cm – 20cm)
Fragrant:
Fragrant
Allium fistulosum (Bunching Onion)


Hardiness:
5 – 9
Sun:
Full Sun
Season:
Spring (Late)
Summer (Early)
Height:
1' – 2' (30cm – 60cm)
Spread:
6" – 1' (15cm – 30cm)
Fragrant:
No
Allium flavum (Yellow-Flowered Garlic)


Hardiness:
4 – 10
Sun:
Full Sun
Season:
Spring (Late)
Summer (Early)
Height:
4" – 1' (10cm – 30cm)
Spread:
2" – 3" (5cm – 7cm)
Fragrant:
No
Allium giganteum (Ornamental Onion)


Hardiness:
6 – 10
Sun:
Full Sun
Season:
Spring (Late)
Summer (Early)
Height:
5' – 6' (150cm – 180cm)
Spread:
1' – 2' (30cm – 60cm)
Fragrant:
Fragrant
Hardiness:
4 – 9
Sun:
Full Sun
Season:
Spring (Late)
Summer (Early)
Height:
2' – 3' (60cm – 90cm)
Spread:
1' – 2' (30cm – 60cm)
Fragrant:
Fragrant
Allium karataviense 'Ivory Queen' (Turkestan Onion)


Hardiness:
5 – 9
Sun:
Full Sun
Season:
Spring (Late)
Summer (Early)
Height:
7" – 8" (17cm – 20cm)
Spread:
8" – 10" (20cm – 25cm)
Fragrant:
Fragrant
Allium karataviense (Turkestan Onion)


Hardiness:
5 – 9
Sun:
Full Sun
Season:
Spring (Late)
Summer (Early)
Height:
1' – 2' (30cm – 60cm)
Spread:
2' – 3' (60cm – 90cm)
Fragrant:
Fragrant
Allium moly (Lily Leek)


Hardiness:
3 – 9
Sun:
Full Sun
Season:
Spring (Late)
Summer (Early)
Height:
10" – 1' (25cm – 30cm)
Spread:
3" – 4" (7cm – 10cm)
Fragrant:
No
Allium neapolitanum (Ornamental Onion)


Hardiness:
7 – 9
Sun:
Full Sun
Season:
Spring (Late)
Summer (Early)
Height:
1" – 1' (2cm – 30cm)
Spread:
1' – 2' (30cm – 60cm)
Fragrant:
Fragrant
Allium nigrum (Ornamental Onion)


Hardiness:
4 – 9
Sun:
Full Sun
Season:
Spring (Late)
Summer (Early)
Height:
1' – 2' (30cm – 60cm)
Spread:
1' – 2' (30cm – 60cm)
Fragrant:
Fragrant
Allium oreophilum (Pink Lily Leek)


Hardiness:
4 – 9
Sun:
Full Sun
Season:
Spring (Late)
Summer (Early)
Height:
8" – 1' (20cm – 30cm)
Spread:
1" – 3" (2cm – 7cm)
Fragrant:
Fragrant
Allium Rosenbachianum (Showy Persian Onion)


Hardiness:
6 – 9
Sun:
Full Sun, Partial Sun
Season:
Spring (Late)
Height:
2' – 3' (60cm – 90cm)
Spread:
6" – 1' (15cm – 30cm)
Fragrant:
Fragrant
Allium roseum (Rosy Garlic)


Hardiness:
6 – 9
Sun:
Full Sun
Season:
Spring (Late)
Summer (Early)
Height:
1' – 2' (30cm – 60cm)
Spread:
1' – 2' (30cm – 60cm)
Fragrant:
Fragrant
Allium schoenoprasum (Chives)


Hardiness:
3 – 9
Sun:
Full Sun, Partial Sun
Season:
Spring (Late)
Summer (Early)
Height:
1' – 2' (30cm – 60cm)
Spread:
1' – 2' (30cm – 60cm)
Fragrant:
Fragrant
Allium schubertii (Ornamental Onion)


Hardiness:
4 – 10
Sun:
Full Sun
Season:
Spring (Late)
Summer (Early)
Height:
1' – 2' (30cm – 60cm)
Spread:
6" – 8" (15cm – 20cm)
Fragrant:
Fragrant
Allium senescens 'Blue Eddy' (Ornamental Allium)


Hardiness:
4 – 8
Sun:
Full Sun, Partial Sun
Season:
Summer (Late)
Fall
Height:
8" – 1' (20cm – 30cm)
Spread:
8" – 1' (20cm – 30cm)
Fragrant:
Fragrant
Allium senescens (German Garlic)


Hardiness:
4 – 10
Sun:
Full Sun
Season:
Summer (Mid, Late)
Height:
6" – 1' (15cm – 30cm)
Spread:
6" – 1' (15cm – 30cm)
Fragrant:
No
Allium sphaerocephalon (Drumstick Allium)


Hardiness:
4 – 11
Sun:
Full Sun
Season:
Spring (Late)
Summer (Early)
Height:
2' – 3' (60cm – 90cm)
Spread:
4" – 2' (10cm – 60cm)
Fragrant:
Fragrant
Allium stipitatum 'White Giant' (Ornamental Onion)


Hardiness:
4 – 8
Sun:
Full Sun
Season:
Spring (Late)
Summer (Early)
Height:
3' – 4' (90cm – 120cm)
Spread:
10" – 1' (25cm – 30cm)
Fragrant:
Fragrant
Allium unifolium (Oneleaf Onion)


Hardiness:
4 – 9
Sun:
Full Sun
Season:
Spring (Late)
Summer (Early)
Height:
1' – 2' (30cm – 60cm)
Spread:
3" – 4" (7cm – 10cm)
Fragrant:
Fragrant
Allium ursinum (Wild Garlic)


Hardiness:
5 – 9
Sun:
Full Sun, Partial Sun
Season:
Spring (Mid, Late)
Summer (Early)
Height:
6" – 1' (15cm – 30cm)
Spread:
6" – 1' (15cm – 30cm)
Fragrant:
Fragrant
Nectaroscordum siculum (Sicilian Honey Garlic)


Hardiness:
5 – 10
Sun:
Full Sun, Partial Sun
Season:
Spring (Late)
Summer (Early)
Height:
3' – 4' (90cm – 120cm)
Spread:
1' – 2' (30cm – 60cm)
Fragrant:
Fragrant

Great Plant Combination
Ideas with Alliums