Yes, aphids will damage petunia plants.
Specifically, aphids alter the appearance and well-being of any plant that they infest. They cut entry points in stems to drain the plant of its hormone-, mineral- and sugar-rich watery saps. They introduce diseases and viruses through the sheaths which they leave to keep entry points open and through their piercing mouthparts known as stylets. They leave a plant disfigured and unsightly as well as susceptible to ant invasions and black sooty mold through the honeydew which they excrete.
No, infact they help plants by eating aphids that damage plants.
Ladybugs eat aphids. Aphids can destroy a rose bush and can do a lot of damage to squash plants.
Petunia plants are mostly annual.
Gymnosperm are evergreen plants. Petunia is an angiosperm.
Aphids suck juices from plants such as roses.
Aphids suck juices from plants such as roses.
No. Aphids suck the sap of plants.
Aphids,snail anmitesnibbled on the plants at my aunt May's garden.
No. Photosynthesis occurs in plants (and possibly aphids). Elephants are neither plants no aphids
Yes, aphids "eat" other plants, or rather, they drink the sap of plants. Pretty much everything on aphids is available online.
on plants or trees
aphids