Commercial Floriculture

Classes of gladiolus

• On the basis of floret size, gladiolus has been put into 5 classes, the description of which is as follows:

Class	Designation	Floret size (cm)
100	Miniature	< 6.4
200	Small or miniature	≥ 6.4 to < 8.9
300	Decorative	≥ 8.9 to < 11.4
400	Standard or Large	≥ 11.4 to 14.0
500	Giant	> 14.0

Classification:
• Grandiflorus or large flowered hybrids: exhibition types, 90-150 cm long spikes
• Primulinus hybrids: less vigorous, 40-45 cm long spike.
• Butterfly hybrids: spikes shorter than 45 cm.
• Miniature hybrids: recent origin. 40 cm long spike, ruffled tepals
• Face ups: dwarf stem, florets are 5-6 cm wide & face upward.
• Colvillei hybrids: (G.tristis X G cardinalis.) early flowering, more suitable for green house condition.
• Ochideola: new group developed in Israel, produce smaller florets on shorter stems

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