Troubleshooting
Agastache 'Kudos Coral' problems — and how to fix them
Agastache 'Kudos Coral' (Agastache 'Kudos Coral') is generally forgiving once you match its basics, but a few issues come up again and again. Here is what each one looks like, why it happens, and the fix.
Winter crown rot
Wet, heavy soil over winter is the most common cause of death. Plant in sharply drained ground or raised beds and avoid mulching directly over the crown.
Powdery mildew
White powdery coating on leaves in humid, crowded conditions. Improve airflow, space plants well and avoid overhead watering.
Flopping in rich soil
Over-fed or shaded plants grow leggy and splay open. Grow lean and in full sun to keep the compact Kudos habit.
Short lifespan
Often behaves as a short-lived perennial lasting 3-4 years. Take cuttings or allow some self-seeding to maintain the planting.
Prevent agastache 'kudos coral' problems before they start
Most agastache 'kudos coral' issues are care-mismatch, not bad luck. Dial in the basics:
Looking for agastache 'kudos coral' in general rather than its problems? Read the full agastache 'kudos coral' care guide — light, water, soil and feeding.
Agastache 'Kudos Coral' problems — FAQ
Why is my agastache 'kudos coral' winter crown rot?
Wet, heavy soil over winter is the most common cause of death. Plant in sharply drained ground or raised beds and avoid mulching directly over the crown.
Why is my agastache 'kudos coral' powdery mildew?
White powdery coating on leaves in humid, crowded conditions. Improve airflow, space plants well and avoid overhead watering.
Why is my agastache 'kudos coral' flopping in rich soil?
Over-fed or shaded plants grow leggy and splay open. Grow lean and in full sun to keep the compact Kudos habit.
Why is my agastache 'kudos coral' short lifespan?
Often behaves as a short-lived perennial lasting 3-4 years. Take cuttings or allow some self-seeding to maintain the planting.