Ash: Aphids categories: Ash Ash Insects Ornamental trees Ornamentals last review date: 2026-02-12 12:07 Aphid colony Photo by: Unknown Biology Aphids are small, soft-bodied insects that typically feed near the tip of growing shoots. Their feeding may deform leaves (curling, distortion) and stunt terminal growth. Aphids range in size up to 1/8″ long and often […]
Ash: Ash borer categories: Ash Ash Insects Ornamental trees Ornamentals last review date: 2026-03-27 10:51 ash borer pupal ‘skeleton’ Photo by: A.L. Antonelli Biology The ash borer, also known as the lilac borer, is a member of the clearwing moth family. The adults of many clearwing moths mimic yellowjackets or paper wasps. The larvae of […]
Ash: Anthracnose categories: Ash Ash Diseases Ornamental trees Ornamentals last review date: 2026-02-12 12:01 Ash anthracnose Photo by: R.S. Byther Biology Anthracnose is a fungal disease of leaves and twigs of many ash species, including black, green, red, velvet, and white ash. Symptoms of anthracnose arise in spring on succulent, expanding shoots and leaves as […]
Ash: Nectria canker categories: Ash Ash Diseases Ornamental trees Ornamentals last review date: 2026-02-12 08:06 Nectria canker fruiting bodies Photo by: R.S. Byther Biology Nectria canker is a fungal disease often found on twigs and branches that have been weakened by drought, frost damage, insect damage, or other diseases. Cankers are initially distinguished by discolored […]