Commercial Floriculture

Cultivars Description

• Tuberose cultivars are classified into three types, based on the number of rows of petals.

(i) Single flowered tuberose: Ex., Rajat Rekha, Calcutta Single, Shringar, Single Mexican etc., Cultivars having flowers with one row of corolla segments. Flowers are extensively used for essential oil extraction and also for loose flowers. Single types are more fragrant than double. Also the per cent seed setting is high in single. Its floral buds are greenish white. Flowers are pure white with only one row of corolla segment. Concrete content has been observed to be 0.08 to 0.11 per cent. Loose flowers are used for making floral ornaments.

(ii) Semi double flowered tuberose: Flowers with 2-3 rows of corolla segments on straight spikes used for cut flowers also E.g. Cv. Semi Double bears white flowers with two to three rows of corolla.

(iii) Double flowered tuberose: Varieties: Swarna Rekha, Suvasini Flowers with more than three rows of corolla segments on long and sturdy spikes used as cut flower as well as loose flower and for extraction of essential oil. Concrete recovery has been found to be 0.06%. Flower colour white and also tinged with pinkish red. The double type of tuberose is previously known as pearl. It does not open well and is not commercially viable as the single cultivar.

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