Botanical Name | Allium cepa |
Family | Alliaceae, also related to Amaryllidaceae and Liliaceae |
Genus | Allium(Onion) |
Specie | N/A |
Local Name in Urdu | پیاز |
Common Name | Ornamental onion |
Life Cycle | Perennial |
Cultivar Name | N/A |
Category(Bulb/Corm/Tuber/Rhizome/root) | Bulb |
Hardiness | Hardy |
Hardiness Zone | Zone 5 to 10 |
Soil PH | 6.0 to 6.7-7.0 |
Planting Time | Fall/Autum |
Planting Depth | 12.5cm to 20 cm |
Spacing | 10cm to 20cm Dependin on the size of the bulb |
Height | 30cm to 120cm Depending on the variety |
Exposure | Full or partial sun |
Flowering Time | Spring to Mid Summer |
Flower Color | Blue, Purple, White, Yellow and Red |
Fragrant | No but odour like Onion |
Uses | Grow in pots, flowering beds, borders and used as cut flower and a number of varieties are edible(leaves and bulb both) |
Propagation | By dividing the off sets and planting them separately when they are dormant, few Alliums produce bulbils on flower head, remove them and plant them separately also they can be propagated by seeds |
Difficulty(Easy/Intermediate/Hard ) | Hard |
Suitable for (KHI/LHR/RWL/ISL/PWR/High Lands) | Cold areas like Highlands may flower in RWL/ISL |
Tips to grow | Alliums thrive in a sheltered, sunny, open, well-drained site. They do not like cold, exposed or waterlogged conditions. Also avoid planting in freshly manured soils. A number of smaller growing species do well in cooler, moister conditions |
Other Details | The majority of Allium species are native to the Northern Hemisphere, Asia and few species are native to Africa and Central and South America Allium species are herbaceous perennials with flowers produced on scapes. They grow from solitary or clustered tunicate bulbs and many have an onion odour and taste. Plants are perennialized by bulbs that reform annually from the base of the old bulb |

