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The majority of insect pests on canna plants can be sprayed with a 70% isopropyl alcohol mist—diluted slightly—applied during non-sunny periods, as the alcohol may cause sunburn on the plant. Other effective options include insecticidal soap , neem and horticultural oils , and other commercially available spray treatments.
In order to introduce colours to the large white calla lilies, like the many colours available in the dwarf summer calla lilies, attempts have been made to hybridise Z. aethiopica with Z. elliotiana. These have resulted in albino progeny, which are non-viable. [citation needed]
Zantedeschia are relatively hardy plants, but some are more winter-hardy than others. In this regard there may be considered two groups, a hardy outdoor group with large white flowers (arum lilies) and less hardy group with white-spotted leaves and flowers in many colours (calla lilies), such as yellow, orange, pink and purple. [17]
Two photos of a calla lily Calla lily Close up of a calla lily. Support. Self Nom. --Fir0002 06:54, 11 Apr 2005 (UTC) Support the regular pic. The close-up isn't helpful in identifying the flower and thus doesn't provide useful info. Mgm| (talk) 07:36, Apr 11, 2005 (UTC) Support first version. brian0918 ™ 12:25, 11 Apr 2005 (UTC) Support ...
[6] [7] As of March 2020, the World Checklist of Selected Plant Families and Plants of the World Online regard many of these as synonyms (most of Canna indica) but also recognise two further species, making 12 in total.
[2] [3] [4] This group has occasionally been referred to as the Année Group, after the originator, Théodore Année, the world's first Canna hybridizer. However, the use of an accented character in the name creates problems, both in pronunciation and keyboard entry, that it was felt that as they were grown primarily for foliage, then "Foliage ...
Zantedeschia albomaculata, commonly called the spotted calla lily [2] (although Calla is a genus unto itself) or the white spotted arum, is a species of flowering plant in the arum family, Araceae. [3]
Various folk cultures and traditions assign symbolic meanings to plants. Although these are no longer commonly understood by populations that are increasingly divorced from their rural traditions, some meanings survive. In addition, these meanings are alluded to in older pictures, songs and writings.