Troubleshooting
Pires's Sinningia problems — and how to fix them
Pires's Sinningia (Sinningia piresiana) is generally low-drama, but a few issues come up again and again. Here is what each one looks like, why it happens, and the fix.
Tuber rot from excess moisture during dormancy
Keeping a dormant tuber in wet compost is the leading cause of loss; as soon as leaves die back, reduce watering to the barest minimum and store in a dry, cool but frost-free spot.
Mealybugs at the caudex base
Mealybugs often shelter in the junction between the above-ground tuber and the stem; inspect regularly and treat infestations with a cotton swab dipped in rubbing alcohol followed by a neem oil drench.
Prevent pires's sinningia problems before they start
Most pires's sinningia issues are care-mismatch, not bad luck. Dial in the basics:
Pires's Sinningia problems — FAQ
Why is my pires's sinningia tuber rot from excess moisture during dormancy?
Keeping a dormant tuber in wet compost is the leading cause of loss; as soon as leaves die back, reduce watering to the barest minimum and store in a dry, cool but frost-free spot.
Why is my pires's sinningia mealybugs at the caudex base?
Mealybugs often shelter in the junction between the above-ground tuber and the stem; inspect regularly and treat infestations with a cotton swab dipped in rubbing alcohol followed by a neem oil drench.