Plant Encyclopedia
Everything about care, pruning, watering and winter hardiness of thousands of plants
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161 plants
Agapanthus praecox: complete guide
Agapanthus praecox
Agapanthus praecox or African lily is an elegant ornamental plant with striking purple-blue flower heads. Master cultivation, care and design tips here.
Allium nutans: complete guide
Allium nutans
Allium nutans, blue chives. Siberian garden plant with striking unique blue flowers. Ideal for dry sites and edible landscaping projects.
BoraginaceaeItalian alkanet: complete guide
Anchusa azurea
Italian alkanet (Anchusa azurea) is a striking perennial with deep blue flowers. Learn how to grow this Mediterranean plant successfully in your garden.
Undulate Alkanet: complete guide
Anchusa undulata
Grow stunning Undulate Alkanet in your garden: location, soil, watering and care. A colourful Mediterranean choice for sunny gardens.
Blue Aphyllanthes: complete guide
Aphyllanthes monspeliensis
Discover Blue Aphyllanthes, rare Mediterranean plant with fine stems and stunning blue flower clusters. Ideal for chalky, dry locations.
Dark columbine: complete guide
Aquilegia atrata
Everything you need to know about growing Aquilegia atrata: ideal conditions, care tips, blooming season, and companion plants for this alpine beauty.
Aquilegia nigricans: complete guide
Aquilegia nigricans
Bulgarian columbine displays elegant blue flowers in May-June with characteristic dark stems. This Carpathian alpine flower thrives in dappled shade with well-drained soil. Perfect for rock gardens.
Olympic columbine: complete guide
Aquilegia olympica
Olympic columbine (Aquilegia olympica) is an elegant alpine plant from Turkey and Iran. Learn cultivation, care, and exquisite beauty of this charming flower.
Aquilegia viscosa: complete guide
Aquilegia viscosa
Discover Aquilegia viscosa, a rare alpine columbine with exquisite blue flowers from French Cevennes. Growing and care guide.
Madwort: complete guide
Asperugo procumbens
Discover everything about Madwort (Asperugo procumbens): blooming period, care, ideal location and companion plants for your garden.
Blue woodruff: complete guide
Asperula arvensis
Grow Asperula arvensis successfully: sunlight, soil pH 7.5–8, watering tips, and companion plants. Ideal for dry, sunny gardens in USDA zones 7–9.
Aster tongolensis: complete guide
Aster tongolensis
Himalayan aster with sky-blue flowers is a delightful alpine perennial ideal for borders with blooming through late summer.
Bituminaria bituminosa: complete guide
Bituminaria bituminosa
Discover Arabian pea (Bituminaria bituminosa), a Mediterranean legume with unique fragrance. Full care guide: location, soil, watering and maintenance for sustainable gardens.
Great forget-me-not: complete guide
Brunnera macrophylla
Brunnera macrophylla, also known as Great forget-me-not, is a shade-loving perennial with heart-shaped leaves and spring blue flowers. Learn care, soil and planting tips.
Camash (Camassia quamash): complete guide
Camassia quamash
Camassia quamash delivers stunning blue star-flower clusters in May-June. This North American bulb thrives effortlessly in moist soil. Ideal for borders, meadows, and wet corners.
Campanula americana: complete guide
Campanula americana
Discover the American bellflower, a slender perennial with stately blue flowers. Perfect addition to borders and cutting gardens.
Bellflower (Campanula arvatica): complete guide
Campanula arvatica
Campanula arvatica is a compact Spanish alpine flower with soft blue bells in July-August. Ideal for rock gardens, scree, and alpine containers. Dwarf grower with minimal care.
Campanula baumgartenii: complete guide
Campanula baumgartenii
Baumgarten's bellflower is a rare alpine perennial with delicate blue flowers blooming in autumn. Expert care guide for hardiness, soil type, and gardening success.
Carpathian harebell: complete guide
Campanula carpatica
Learn how to grow Campanula carpatica in your garden. Full details on sun, soil, care, and ideal companion plants for this hardy bloomer.
Adriatic bellflower: complete guide
Campanula garganica
Everything you need to know about Campanula garganica: growth, care, ideal spot and planting partners. Perfect for rock gardens and front borders.
Dane's-blood: complete guide
Campanula glomerata
A detailed guide to growing and caring for Campanula glomerata, also known as Dane's-blood, with tips on planting, pruning and companion planting.
Peach-bells: complete guide
Campanula persicifolia
Campanula persicifolia, or Peach-bells, is a graceful perennial blooming from May to August. Learn how to grow and care for this elegant blue-flowered plant in your garden.
Campanula precatoria: complete guide
Campanula precatoria Timb.-Lagr.
Campanula precatoria is a rare alpine bellflower from the Pyrenees, prized for its delicate blue flowers and compact habit. Learn how to grow this exclusive mountain gem.
Scheuchzer's bellflower (Campanula scheuchzeri): complete guide
Campanula scheuchzeri
Discover Scheuchzer's bellflower, an elegant alpine campanula with blue flowers. Growing guide for rock gardens, troughs, and alpine beds.