Diaspis echinocacti (Bouché, 1833)

cactus scale

on Cactaceae

Diaspis echinocacti

© United States National Collection of Scale Insects Photographs , USDA Agricultural Research Service, Bugwood.org: the elongated smaller scales are of males.

parasite

On all green parts of the plant, sometimes also the root collar

host plants

Cactaceae, broadly oligophagous

Opuntia coccinellifera, ficus-indica, “glaucophylla”, humifusa, leucotricha, microdasys, “polyantha”, stricta, tomentosa, tuna.

In greenhouses and indoors on many more species, like Cereus repandus; Echinopsis eyriesii; Mamillaria; Schlumbergera truncata; Selenicereus grandiflorus, macdonaldiae.
Occasionally on plants of other families.

phenology

Bivoltine.

distribution within Europe

(PESI, 2018).

notes

In Central and North Europa often in greenhouses etc.

references

Blay Goicoechea (1992a), Gertsson (2016a), Gomez-Menor Guerrero (1967a), Gómez-Menor Ortega (1965a), Hellrigl (2004a), Łagowska, Golan, Kot ao (2015a), Malumphy, Ostrauskas & Pye (2008a), Mifsud, Mazzeo, Russo & Watson (2014a), ScaleNet, Seljak (2010a).

mod 29.xii.2018