Cardiocrinum aff. giganteum from Nagaland, India is a cultivar of the Cardiocrinum genus, which comprises large bulbous perennials known for their heart-shaped leaves and trumpet-like flowers. This cultivar grows with a columnar upright habit and deciduous foliage, thriving best in partial shade with a sheltered aspect. It prefers moist but well-drained loam soils across a range of pH levels and is hardy to UK zone H5. Suitable for architectural and cottage gardens, it can also be used for underplanting roses and shrubs, with interest primarily in the spring season.

Cardiocrinum aff. giganteum from Nagaland is a hardy H5 plant ideal for partial shade, offering architectural interest in spring for cottage and informal

Cardiocrinum aff. giganteum from Nagaland, India

Cardiocrinum cathayanum is a species of Chinese plants in the lily family, with large showy flowers. It is native to the Provinces of Anhui, Fujian, Henan, Hubei, Hunan, Jiangsu, Jiangxi, and Zhejiang. Cardiocrinum cathayanum is similar to the more widespread and commonly cultivated C. giganteum, but it C. cathayanum generally has only 3-5 flowers per raceme, as compared to 10-16 flowers in C. giganteum. Grow it in partial shade and loam soil. In UK gardens it is hardy in most of the UK (RHS H5). It works well for architectural, cottage and informal garden and underplanting of roses and shrubs. It tolerates soil of any pH, moist but well-drained conditions and north-facing, south-facing, east-facing and west-facing aspects. Plant at appropriate depth in well-drained soil.

Cardiocrinum cathayanum is a notable member of the Liliaceae family, known for its large bulbous structure and heart-shaped leaves. This species produces elegant, trumpet-like flowers and, after blooming, develops tall seed capsules. As a monocarpic plant, its lifecycle culminates in the death of the bulb after it flowers.

https://en.wikipedia.org/wiki/Cardiocrinum_cathayanum

Cardiocrinum cathayanum

Cardiocrinum cordatum, known as turep in the Ainu languages, is a Northeast Asian species of plant in the lily family. It is native to Japan and to certain Russian islands in the Sea of Okhotsk (Sakhalin, Kuril Islands). Because of its large, showy flowers, Cardiocrinum cordatum is sometimes cultivated as an ornamental in regions outside its native range, though not as frequently as the related C. giganteum. Starch was extracted and used to create a form of dumpling, a staple of Ainu cuisine. Grow it in partial shade and loam soil. In UK gardens it is hardy in most of the UK (RHS H5). It works well for architectural, cottage and informal garden and underplanting of roses and shrubs. It tolerates soil of any pH, moist but well-drained conditions and north-facing, south-facing, east-facing and west-facing aspects. Plant at appropriate depth in well-drained soil.

Cardiocrinum cordatum, known as the heart-shaped lily, is a striking member of the Liliaceae family. This species features large bulbous bases and heart-shaped leaves, culminating in trumpet-like flowers, and after flowering, it generates tall, slender seed capsules. Uniquely, these plants are monocarpic, with the bulbs dying after they complete their blooming cycle.

https://en.wikipedia.org/wiki/Cardiocrinum_cordatum

Cardiocrinum cordatum

Cardiocrinum giganteum is a bulbous perennial that sends up tall flowering stems to about 1.8 m and produces fragrant summer blooms in July and August. Native from the Himalayas through China to Myanmar, it suits a sheltered position. It prefers moist but well-drained soils — sandy, loamy or clay — across acidic to alkaline pH, and will grow in partial shade or full sun. It is grown principally as an ornamental and for use as a cut flower.

Giant Himalayan lily Cardiocrinum giganteum produces tall, fragrant summer blooms in July and August and suits sheltered, moist but well-drained sites.

https://en.wikipedia.org/wiki/Cardiocrinum_giganteum

Cardiocrinum is a genus of bulbous plants of the lily family first described in 1846. They are native to the Himalaya, China, the Russian Far East, and Japan.

Cardiocrinum giganteum

Giant Himalayan Lily (Cardiocrinum giganteum) | Summer Bloom

Cardiocrinum giganteum var. yunnanense is a perennial bulbous plant that produces tall stems to about 1.8 metres and bears fragrant flowers. Flowering occurs in July to August. It favours partial shade and needs moist but well-drained soil. The variety is winter-hardy to H6 and also corresponds to USDA zones 6–9.

Cardiocrinum giganteum var. yunnanense produces stems to 1.8 m with fragrant flowers in July to August and prefers partial shade in moist, well-drained.