The most common type of zinnia flower is Zinnia elegans, although many different zinnia cultivars are available. They come in various colors, sizes, petal types, and more, giving these annual ...

Zinnias and tomatoes both love lots of sun and rich soil, but that’s not the only reason to grow these plants together. Zinnia flowers can encourage more bees to visit tomatoes, which increases ...

When the seedlings are about 3 inches tall, thin out the weakest seedlings so that the remaining plants are properly spaced for the type of zinnia you’re growing. This is a great time to add a ...

The zinnia flowers were grown in the Veggie facility, a low-cost growth chamber that provides lighting and nutrient supply for plants on the ISS. Astronaut Scott Kelly shared a photograph of the ...