As far as oleander diseases go, oleander knot diseases aren’t the worst. In fact, although it can cause plant dieback, oleander knot generally doesn’t result in long-term damage or death of the plant. However, the warty galls cause unsightly, distorted growth. If oleander knot disease has afflicted your oleander plant, read on to learn about treating the disease, also known as nerium canker.
Key Takeaways:
- In fact, although it can cause plant dieback, oleander knot generally doesn’t result in long-term damage or death of the plant.
- However, the warty galls cause unsightly, distorted growth. If oleander knot disease has afflicted your oleander plant, read on to learn about treating the disease, also known as nerium canker.
- Prune infected plant parts, but only when the foliage – and the weather – is dry. Treat the pruned area with a 10 percent bleach solution to prevent entry of the bacteria.
“Oleander knot disease is most common after cool, damp springs.”
http://www.gardeningknowhow.com/ornamental/shrubs/oleander/oleander-knot-disease.htm