Helen Mount is part of the Violet genus and is a Pansy variety. Its scientific name is Viola 'Helen Mount'. This variety typically blooms in the following colours: Bright Purple and Electric yellow and Lavender blue. When mature, blooms are roughly 1.3 cm (that's 0.51 inches in imperial) in diameter.The mature flowers take a Single form, with an approximate petal count of 5. The leaves of this particular variety normally show as Forest green (web) colour. Helen Mount grows as a Biennial and is a Flower. Being a Biennial, it tends to grow best over the course of two years. Helen Mount is known for growing to a height of approximately 20.3 cm (7.92 inches).
This variety plant info is provided by the myfolia gardener's wiki. All details about Helen Mount have been kindly provided by our members.
By our calculations, you should look at sowing Helen Mount about 90 days before your last frost date.