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Aulacaspis yasumatsui, or cycad aulacaspis scale (CAS), is a scale insect species in the genus Aulacaspis that feeds on cycad species such as Cycas revoluta [1] or Dioon purpusii (Purpus' cycad). Other common names include the cycad scale, the sago palm scale, [2] and the Asian cycad scale. [3] This is a serious pest of cycads which can kill ...
Scale insects are small insects of the order Hemiptera, suborder Sternorrhyncha. Of dramatically variable appearance and extreme sexual dimorphism , they comprise the infraorder Coccomorpha which is considered a more convenient grouping than the superfamily Coccoidea due to taxonomic uncertainties.
Fiorinia phantasma was described from the Philippines in 1915, where it had been collected from Neolitsea. [1] The first documented occurrence outside the Philippines and the first case of invasion was reported from the Hawaii Islands, where heavy infestations were reported from Oahu Island on Ligustrum japonicum in 2004, and on Pittosporum tobira in 2008.
However, I was able to keep my orchid alive for over two years using the ice cube method of watering. It entailed putting two large ice cubes, give or take, once a week into the pot.
Kondrat says you typically need to water an orchid every 7 to 10 days, but he cautions that’s a general rule of thumb and your orchid might need a different watering schedule.
Sooty mold is commonly seen on the leaves of ornamental plants such as azaleas, gardenias, camellias, crepe myrtles, Mangifera and laurels. Karuka is affected by sooty mold caused by Meliola juttingii. [6] Plants located under pecan or hickory trees are particularly susceptible to sooty mold, because honeydew-secreting insects often inhabit ...
Other species damage sugarcane, grapes, pineapple (Jahn et al. 2003), coffee trees, cassava, ferns, cacti, gardenias, papaya, mulberry, sunflower and orchids. Mealybugs only tend to be serious pests in the presence of ants because the ants protect them from predators and parasites. [ 2 ]
Find out how to prune orchids of all types, and when to do your pruning to encourage fresh growth and more blooming.