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What are the orchid flower sizes of Phalaenopsis orchids?

Orchid flowers come in many shapes and sizes - no doubt about that! The variety of orchid plants is endless so you can imagine how many different shapes and sizes orchid flowers appear.  Orchid plants produce some of the smallest flowers in any of the flowering plants found on earth.  On December 3, 2009--The world's smallest known orchid j ust over 2 millimeters (0.08 inch) across and nearly see-through—was discovered nestled in the roots of another flower in Ecuador.
URL: http://news.nationalgeographic.com/news/2009/12/091203-worlds-smallest-orchid-picture.html

This size guide will focus mainly on one variety of orchid - the Phalaenopsis orchid which include Doritaenopsis (which are also phalaneopsis orchid with the name doritaenopsis).

Phalaenopsis orchid flower sizes can be divided into the following categories:
Small - Two Inch Diameter
Medium - Three Inch Diameter
Large - Four Inch Diameter or Larger

Phalaenopsis  Taisuco Feronia
Small Flowering Orchid:
Phalaenopsis  Taisuco Feronia "M2"


Dtps. Tying Shin Zebra
Small Flowering Orchid:
Dtps. Tying Shin Zebra

Phalaenopsis Nobby's Amy
Small Flowering Orchid:
Phalaenopsis Nobby's Amy


Phalaenopsis Brother Girl

Medium Flowering Orchid:
Phalaenopsis Brother "Girl"


Dtps. Minho Princess
Medium Flowering Orchid:
Doritaenopsis Minho Princess "Chian Huey"


Phalaenopsis Fortune Saltzma
Medium Flowering Orchid:
Phalaenopsis Fortune Saltzman "Maple Bridge" AM/TOA


Dtps. Taida Salu
Large Flowering Orchid:

White Phalaenopsis with a Red Center

Deluxe White Butterfly Orchids
Large Flowering Orchid:
White Phalaenopsis Orchid

purple butterfly orchid

Large Flowering Orchid:
Purple Phalaenopsis Orchid