Melinda's Garden Moment: Hollyhock Leaves Riddled with Holes and Spots
An old fashioned favorite, the
hollyhock, is easy to grow, but the leaves are often riddled with orange spots
is the cause of orange spots on leaves. Though it looks bad, your plant will
survive. A thorough cleanup in fall will
help reduce the source of disease next season.
hollyhock weevil eats small irregular holes in the leaves, while Japanese
beetles can riddle the leaves with holes eventually skeletonizing them. Knock these pests into a bucket of soapy
water to reduce their population and feeding damage.
and sawflies can also eat irregular shaped holes in the leaves. Look for them at dusk on the underside of
leaves and along the stems and remove any you find.
plants will survive these pests. Consider masking the damaged leaves with nearby shorter plants, while
allowing the flowers to shine through.
Grow Happy Lights Hollyhocks, a more rust-resistant cultivar, for vibrant
colored single flowers on 5 to 7 foot tall plants. Start the seeds indoors in late winter for
bloom the first summer or plant in the garden midsummer for flowers the
following year. Plant seeds of
hollyhocks every year for yearly bloom.