Learn exactly when to plant zinnia seeds indoors or out, plus care tips for maximizing blooms. Zinnias make fantastic cut flowers and companion plants, and their rainbow-hued blooms fit right into ...

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 ...

These annual flowers need to be replanted every spring, and knowing when to plant zinnia seeds—either indoors or out in the garden—is your key to success. This step-by-step guide on how and ...