MITES, FALSE SPIDER: How They Become a Problem

Ailments Orchid Doctor

by Robert M. [Bert] Hamilton (Compiler)

Originally published in The Orchid Doctor in 1980 and 1988

Posted by Sys Admin almost 8 years ago.

Article Blog   Article Index
Infestations are usually an indication of bad cultural practices because they normally thrive under high light and dryness. A85-397
Share on Social Media:  
Log in to Add a Comment

More The Orchid Doctor Articles under the Heading Mites, False Spider

Mites, False Spider Comments
MITES, FALSE SPIDER: A Most Destructive Pest Smaller than the two-spotted mite, does not spin webs; not visible to the naked eye; reddish in color; cast white skins often present in great numbers is sign of -their presence; common ones are,Phalaenopsis mite, Privet mite; their feeding produces ye 1low spots which become sunken pits and scars which turn white or brown on both leaf surfaces; fleshy plants are most sensitive; use Dimite (best), Kelthane, chlorobenzilate, all of which can be mixed with Malathion or Sevin. A73-715; A73-812+(illus.) 0
MITES, FALSE SPIDER: A Sinister Creature The damage caused on different plants; the difficulty of locating and identifying it with a 10X lens; the similarity of its damage to those caused by other harmful agents; its appearance,etc.; Kelthane and Diazinon recommended as controls. A82-928 0
MITES, FALSE SPIDER: Characteristics and Controls They are barely visible; do not spin webs; Tenuipalpus pacificus; Brevipalpus australis, B.oncidii, B.obovatus; they cause discolored flecks and depressions; use Kelthane, or Diazinon sprays,,or Temik granules; apply twice seven to 10 days apart. AH4 0
MITES, FALSE SPIDER: Controls Most vicious and destructive of pests; too small to be seen even with a magnifying glass unless it's a 10X, 14X lens; phalaenopsis mite (Tenuipalpus pacificus) attacks ferns and orchids; they do not spin webs; feed on both sides of leaves; Malathion may kill mites, but not the False spider mites; control with Kelthane, Dimite, etc. N327; OD70-155; OD71-167 0
MITES, FALSE SPIDER, PHALAENOPSIS: Characteristics and Controls A false spider mite, it does not spin webs; a pest in southern states of the U.S. and some European areas; causes dark spots on the leaves which induce necrosis and loss of tissue; Azodrin, Metasystox and Kelthane were, or are registered for use. AH86-59;62 0
MITES, FALSE SPIDER: Spraying with Kelthane as Control Believed to have stunted some phalaenopsis plants; two tpg. could not cause the injury; perhaps three tpg. might do so,but unlikely; cause not certain. A74-792 use liquid 1 tpg.or powder 1.5-2 ttpg. OWD. 0
MITES, PHALAENOPSIS: Characteristics and Damage Tenuipalpas pacificus causes purplish discoloration to the bottom of leaves; the green fades and yellowing occurs; or first indication can be deep pits or sunken areas and slight olive-colored or rusty discoloration; sometimes found only on basal portions of leaves; frequently found on upper sides; many genera of plants can be infected; col.illus. OD68-202+; OR74-232 0

New Topics

  1. James W McCully asked question How to read archived articles ? in category General Discussion
  2. David George asked question recently purchased orchid - what to expect in category General Discussion
  3. Danielle Carbonneau asked question phalaenopsis, dendrochum and Odontoglossum in category Phalaenopsis
  4. Nicholas Filannino asked question Phalaenopsis William Kistler? in category General Discussion
  5. Mark Farran asked question How to open and read articles listed in category General Discussion
Ask a Question

Start a Topic

New Comments

  1. Louis Wilson commented on member plant E. alata f. alba by Louis Wilson
  2. Julie Ellner commented on member plant Phal. amabilis var. formosanum by Vickie Seibert
  3. Julie Ellner commented on member plant Rlc. Green Dragoon 'Mendenhall' by Jeanne Uzar Hudson
  4. Danielle Carbonneau commented on member plant Ons. Catatante 'Los Roble' by Henry Shaw
  5. Barry J Silver commented on orchid Lyon. SunCoast Pink Passion
  6. Carol Holdren commented on topic "Phalaenopsis William Kistler?" by Nicholas Filannino
  7. Carol Holdren commented on orchid Colm. Eric Gabriel Heines
  8. Carol Holdren commented on topic "Cattleya little susie" by Juliann Eckhard
  9. Carol Holdren commented on member plant Bc. Morning Glory by Chris Siolo
  10. R .Benson commented on member plant Kir. New Hybrid (Fred Clarke) SVO9831 by R .Benson
  11. Carol Holdren commented on topic "Blooming Stenglottis Venus “jamboree “" by John Urey
  12. Jeanne Uzar Hudson commented on member plant Lc. Canhamiana var. coerulea 'Cobalt' by Jeanne Uzar Hudson
  13. Jeanne Uzar Hudson commented on member plant Sns. gemmata by Jeanne Uzar Hudson
  14. Stefan Neher commented on topic "Orchid roots .com site?" by Mary Lane
  15. Kevin Barry commented on member plant Bul. Tammie Sue Pernas by Tony Pernas
  16. Linda Hartman commented on member plant Ctt. Final Blue by Linda Hartman
  17. Kevin Bergeson commented on member plant Paph. rothschildianum by Kevin Bergeson
  18. Carol Holdren commented on topic "recently purchased orchid shows unstoppable roots " by David George
  19. Michael Makio commented on orchid V. Beatrice Makio
  20. Carol Holdren commented on topic "shorter stem with less vigorous blooms" by katherine mott