Troubleshooting
Starry Solomon's Seal problems — and how to fix them
Starry Solomon's Seal (Maianthemum stellatum) 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.
Sawfly larvae (Phymatocera species)
Solomon's seal sawfly caterpillars can completely defoliate stems in late spring; hand-pick larvae or apply an appropriate insecticide as soon as feeding is noticed.
Slug and snail damage
Emerging shoots in spring are vulnerable to slug and snail feeding, leaving ragged holes in leaves; use iron-phosphate pellets or set traps around new growth.
Prevent starry solomon's seal problems before they start
Most starry solomon's seal issues are care-mismatch, not bad luck. Dial in the basics:
Starry Solomon's Seal problems — FAQ
Why is my starry solomon's seal sawfly larvae (phymatocera species)?
Solomon's seal sawfly caterpillars can completely defoliate stems in late spring; hand-pick larvae or apply an appropriate insecticide as soon as feeding is noticed.
Why is my starry solomon's seal slug and snail damage?
Emerging shoots in spring are vulnerable to slug and snail feeding, leaving ragged holes in leaves; use iron-phosphate pellets or set traps around new growth.