Helianthus porteri is a species of sunflower known by the common names Porter's sunflower, Stone Mountain Daisy and Confederate daisy. It is native to the southeastern United States, such as Alabama and Georgia, but has been introduced to granite outcrop areas in North Carolina where it is aggressively weedy.Helianthus porteri grows on thin soils on and around flat rock granite and gneiss outcrops . It is an annual herb up to 100 cm (40 inches) tall. One plant usually produces 5 or more flower heads, ...
Upišite simptom ili bolest i pročitajte o biljkama koje bi mogle pomoći, unesite travu i pogledajte bolesti i simptome protiv kojih se koristi.
* Svi podaci temelje se na objavljenim znanstvenim istraživanjima