Leafminers and gall insects are both parasitic, living inside plant ... green (sometimes with dark polka dots) or after they have dried and faded to resemble brown Ping-Pong balls. The leaf ...

But if you're not careful, this is an easy way for a brunnera plant to develop leaf scorch, which damages its unique leaves and compromises the entire plant. Leaf scorch, when severe, can cause ...

Most important, though, is the plant’s species. Plants contain different types and amounts of chlorophyll pigments, the light-capturing substances that make a leaf green. Chlorophyll is ...

Monitoring urban plant health traditionally requires extensive manual labor and botanical expertise, creating challenges for cities facing expanding green spaces ... for each leaf are selected ...