DISEASE 1
Front view
Up to bottom ( see the leaf start to turn yellow )
Side view
Close up ( Leaf peeling off )
Close up view ( Roots shrinking )
Name: Yellow Leaf / Fusarium wilt
Cause By: Fusarium oxysprum f. sp, cattleyae ( Virus )
What Happen: - Leaf start to turn yellow, thin, shrink
- Roots start rotten, finally turn to brown and purple at the base of the plant.
Time: affect plants may live 3-9 weeks. ( Longer may be a year )
Solution: after plant died please put the media under the sunlight about 5-7 days. ( killing the virus in the media may prevent the next orchid from affection )
( Don't recommend using drug, because it is too expensive and not convenient, since we just plant for personal habit and entertainment )
DISEASE 2
Up to bottom View
Side View
Closer View ( Look at the tip of the leaf )
Closer View ( stem started to shrink and black spots appear )
Closer View ( Leaf tip slowly drying)
Closer View ( Leaf slowly drying )
Closer View ( Leaf dried )
Name: Anthracnose
Cause By: Colleetotriohum phalaenopsidis Peuzig
What Happen: - small black spots start appear at the tip of the orchard leaf and slowly spread to the base cause leaf to dry and fall off.
Time: During any season
Solution: put the orchid in a ventilate area and prevent high temperature and moist.
( All information above are from personal experience ( Pictures ) and research from the Internet ( Information ) Those aren't mine!! )