Onions 'Universe' is an ornamental variety of allium that can grow to nearly 76 cm tall, displaying flowers that form a large purple sphere atop its stem. The flower sphere can grow as large as one foot across. A good plant for attracting bees, onions 'Universe' is valued for its use in gardens of nearly any type — borders, cut gardens, cottage gardens, and more.
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71 cm to 81 cm
Plant Height
Semi-evergreen
Leaf type
5 - 32 ℃
Ideal Temperature
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Care Guide
Care Guide for Onions 'Universe'
Every week
Water
Full sun
Sunlight
5 - 32 ℃
Ideal Temperature
Garden Soil
Soil Type
Pruning:
Onions 'Universe' thrives with early to late spring pruning, which includes removing dead leaves and faded flower stalks. This practice enhances nutrient uptake and supports robust growth, helping to prevent pest infestations while promoting overall plant vigor.
Repotting:
Onions 'Universe' requires excellent drainage in pots to thrive, ensuring proper root health and preventing waterlogging that can lead to diseases.
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