The fungi that cause oregano disease problems often result in rotting leaves or roots . If older leaves in the center of the plant begin to rot, the plant is probably infected with botrytis rot.
This of course begs the inquiry “Why is my potted oregano dying?”
One common answer is, a dying oregano is often because of damp soil due to over watering or slow draining soil which causes root rot . Oregano requires well draining soil and infrequent watering to thrive. Fungal pathogens thrive in damp soil which turn oregano leaves brown, black or yellow and result in a dying oregano.
Oregano leaves turning brown or slightly reddish, and looking dried out, is usually the first sign of trouble. The stem near the soil line, may look rotten and feel mushy when the crown is affected.
What to do if your oregano plant is dying?
If the oregano is showing signs of root rot (brown or black leaves and dark brown, rotten roots) then snip off the infected parts of the plant back to healthy growth (follow the instructions about root rot written above). If your oregano is not growing this is usually because of a lack of sun .
The oregano plant is wilting or drooping and the leaves are turning brown, black or yellow . Fungal disease and root rot as a result of over watering, slow draining soils and high rainfall. Oregano is a native to the Mediterranean region of Europe where it grows in full sun, sandy soil with infrequent rainfall.
Well, oregano is a low maintenance Mediterranean herb that can live for around 10 years in the right conditions. To grow oregano successfully it is important to replicate some of the growing conditions of the Mediterranean with full sun, well draining soil (amended with sand or grit) and allowing the soil to dry out between bouts of watering.
Why is my oregano turning brown?
When your hardy, pest- and disease-resistant herbs like oregano (Origanum vulgare) have problems, the cause most likely lies beneath the soil. If your oregano leaves are turning brown, it’s often because of crown and root rot caused by improper growing conditions .
Some think that some oregano plants, such as Herrenhausen ( laevigatum ), have purple leaves. On the other hand, if you peek under the leaves of O. Aureum, you’ll see that the leaves are purple underneath ., and that’s natural.
How do you get rid of oregano fungus?
Pruning plants will open them up for better air circulation, and spacing them according to the plant tag solves some oregano problems. If your soil doesn’t drain well grow oregano in a raised bed or in containers. The fungi that cause oregano disease problems often result in rotting leaves or roots .
How to replant oregano in a pot?
Replant your oregano plant in a pot in a pot with new compost and add around 30% sand of the volume of the pot to improve drainage to help the roots stay dry and recover.
Why do my plants keep dying in pots?
If a pot feels light, the soil is probably dry and ready for watering. Overwatering is the cause of far more plant deaths than under-watering . The culprit is often that beginners want adorable container gardens and end up using containers without drainage.