Is crabgrass and dandelions the same thing?

No, crabgrass and dandelions are not the same thing. Crabgrass is a type of grassy weed that typically grows in lawns and gardens, characterized by its coarse texture and spreading habit. In contrast, dandelions are flowering plants with bright yellow blooms and jagged leaves, commonly recognized for their fluffy seed heads. Both are considered weeds, but they belong to different plant families and have distinct growth forms and characteristics.