How to Grow Canna indica 'Variegata'? A Detailed Guide to Planting Methods

Canna indica 'Variegata' - just hearing the name makes it sound quite distinctive, and this is because its leaves have alternating golden and green stripes, which is also the main basis for distinguishing it from other varieties of canna. Below, let's introduce this special canna and how to grow it.

I. What Is Canna indica 'Variegata'

Canna indica 'Variegata' is a horticultural variety of canna, a perennial herbaceous plant with fleshy roots. It belongs to the family Cannaceae, genus Canna. It is dwarf-growing, with thick rhizomes, and broad elliptical leaves arranged alternately, with obvious midribs and pinnate lateral veins, interlaced with various colors such as earthy yellow, cream yellow, and greenish yellow. It is a perennial herbaceous plant with fleshy roots.

II. The Role of Canna indica 'Variegata'

1. Ornamental value: Canna indica 'Variegata' has brilliant red flowers and brightly colored leaves. It is suitable for mass planting in wetlands and flower borders, and can also be planted in small clumps in ponds. Besides decoration, it also helps purify the air and water quality. Canna indica 'Variegata' is ornamental whether in bloom or not, and whether placed as a single pot or grouped in a landscape, it can create an eye-pleasing highlight.

2. Medicinal value: The rhizomes and flowers of Canna indica 'Variegata' can be used as medicine, and they have the effects of clearing heat, draining dampness, calming the mind, and lowering blood pressure. Canna indica 'Variegata' is even more significant in purifying the air; it can not only absorb sulfur dioxide and hydrogen chloride, which are main components of automobile exhaust, but also absorb carbon dioxide. This makes it easy to understand why Canna indica 'Variegata' can be seen in many urban green belts.

III. Morphological Characteristics of Canna indica 'Variegata'

It is a perennial evergreen clumping herbaceous plant. The plant is 70-150 cm tall; the underground rhizome is fleshy. Leaves are alternate, long elliptical-lanceolate, 20-30 cm long and 10-13 cm wide. Leathery, the golden-yellow leaf surface is interspersed with fine green stripes, the leaf margin has a red edge, and the margin is entire. The raceme is terminal, with 2-3 branches, and the flowers are orange-red. Flowering period: May to November.

IV. Growth Habits of Canna indica 'Variegata'

It prefers climate conditions with high temperature, high humidity, and sufficient sunlight, and prefers deep, fertile acidic soil. It can tolerate semi-shade, is not tolerant of barren soil, avoids drought, and fears cold. The suitable growth temperature is 23-30°C.

V. How to Grow Canna indica 'Variegata'

1. Planting: Propagation of Canna indica 'Variegata' is mainly by division, generally carried out in April to May. Choose a high, dry site that avoids water accumulation, and apply sufficient base fertilizer before planting.

2. Temperature: If you want it to bloom earlier, you must dig out the underground stems after the plant withers in December, place them in a greenhouse with wet sand to promote sprouting, and maintain a temperature of 20-25°C. When the dormant buds sprout, divide the rhizomes and plant them indoors, then move them outdoors in March, which can advance flowering by 2 months.

3. Topdressing: Apply a thin manure fertilizer once before flowering, and topdress 2-3 more times during the flowering period.

4. Pruning: After flowering, promptly cut off the spent flowers to avoid consuming nutrients and to encourage new stems to emerge successively, so that flowering continues without interruption.

5. Overwintering: In December, after the aboveground parts wither, cut them off and cover the plant with them, then mound soil to ensure safe overwintering. The following spring, remove the covering material to facilitate the emergence of new buds.

VI. Reference Prices for Canna indica 'Variegata'

Canna indica 'Variegata' specifications: 30 cm about 0.5 yuan; 40 cm about 0.6 yuan; 70 cm about 1 yuan; 80 cm about 2 yuan; 100 cm about 5 yuan.

The price of Canna indica 'Variegata' generally does not exceed 10 yuan, making it a cheap and fine flower.

After reading the above introduction, have you learned how to grow Canna indica 'Variegata'? Generally speaking, home-grown Canna indica 'Variegata' is not prone to pests and diseases. As long as you usually pay attention not to plant Canna indica 'Variegata' too tightly or too densely in one pot, you can grow a beautiful pot of Canna indica 'Variegata'.