If your annual flowers aren't exploding with celebratory fireworks of color right now, it may be lack of fertilizer.

Pick of the Week: Blue Thimble flower. By Erle Nickel, Freelance Writer March 29, 2009. ... G. tricolor, known as Bird's eyes, has white flowers flushed with generous lavender borders.

Roses are red, violets are blue. Except they’re not. They’re, er, violet. True blue flowers are exceedingly rare, and not for lack of effort. Plant breeders have repeatedly tried to nudge ...

Until the breakthrough introduction of 'Blue Angel' in 2012, hardy hibiscus bloomed only in red, white and pink. More than a decade ago, Dariusz Malinowski, a plant physiologist with AgriLife in ...