Plant Encyclopedia
Everything about care, pruning, watering and winter hardiness of thousands of plants
Want to see this in your garden?
1 minute, no credit card
13 plants
Aflatunense Onion (Allium aflatunense): complete guide
Allium aflatunense
Master Aflatunense onion: stunning purple globe-shaped flowers May to June, requires excellent drainage, full sun, low-maintenance. Ideal for borders and dry gardens.
Broadleaf wild leek: complete guide
Allium ampeloprasum
Learn how to grow Allium ampeloprasum: ideal conditions, watering needs, companion plants, and seasonal care. Perfect for drought-tolerant and edible gardens.
Shallot: complete guide
Allium ascalonicum
Grow Allium ascalonicum with confidence. Learn ideal conditions, planting tips, watering needs, and harvesting timeline for healthy shallot crops in your garden.
Allium atropurpureum: complete guide
Allium atropurpureum Waldst. & Kit.
Discover dark purple garlic, a rare European ornamental bulb featuring dramatic black-purple flower heads. Care, cultivation and companion planting ideas.
Allium drummondii: complete guide
Allium drummondii Regel
Learn about Allium drummondii, Drummond's onion. Growing tips, blooming season, soil requirements, watering and winter hardiness for this North American ornamental allium.
Fragrant yellow Allium: complete guide
Allium flavum
Fragrant yellow Allium (Allium flavum) is a delicate Mediterranean onion with yellow flowers. Drought-tolerant and hardy to USDA zone 5. Blooms June to August.
Allium hyalinum: complete guide
Allium hyalinum Curran
Discover Allium hyalinum, the glassy onion. Growing tips, blooming season, soil requirements, watering and winter hardiness for this elegant California spring ephemeral.
Black garlic: complete guide
Allium nigrum
Black garlic (Allium nigrum) is a striking Mediterranean onion with white flowers and black stamens. Hardy to USDA zone 5. Blooms May to June with excellent drainage needed.
Honey garlic: complete guide
Allium siculum
Honey garlic (Allium siculum) is an elegant Mediterranean onion with pendant red flowers. Hardy to USDA zone 5. Blooms May to June with distinctive hanging umbels.
Autumn Onion (Allium stellatum): complete guide
Allium stellatum
Discover Autumn Onion: rosy-purple star flowers August to October, North American native, full sun, drought-tolerant. Perfect for wild gardens and dry borders.
Stiff Garlic: complete guide
Allium strictum
Discover Stiff Garlic (Allium strictum), an elegant ornamental allium with purple flowers and upright form. Complete growing guide, care tips, and companion planting.
American garlic: complete guide
Allium unifolium
American garlic is an ornamental onion with pink flowers from California. Discover cultivation, maintenance and plant combinations in this practical guide.
Allium wallichii: complete guide
Allium wallichii
Discover the Himalaya onion - an elegant alpine allium with white to purple flowers. Learn about this Himalayan mountain flower and its cultivation.