SMNPVG

Sweet Mock Orange

Variety Description

Variety used for comparison: 'Snow White'

Summary: The plants of 'SMNPVG' are shorter than the plants of 'Snow White'. The flower of 'SMNPVG' is a single type with 5 petals whereas the flower of 'Snow White' is a double type with 28 petals. The flower of 'SMNPVG' has a smaller diameter than the flower of 'Snow White'.

Description:

PLANT: shrub type, columnar overall shape, upright growth habit, dense branching, slow to medium growth rate

SHOOT: light brown, thin, medium pubescence, rounded in cross-section, smooth bark, absent or very sparse glaucosity, absent or very sparse number of lenticels and thorns

LEAF: simple type, opposite arrangement on stem
LEAF BLADE: ovate, acuminate (with acute tendencies) apex, obtuse and truncate base, dentate margin, weak to medium waviness of margin, no lobing, no variegation, medium rugosity
LEAF BLADE UPPER SIDE: sparse pubescence, medium to dark green
LEAF BLADE LOWER SIDE: sparse pubescence, light green, absent or very weak intensity of anthocyanin colouration on veins
PETIOLE: present, absent or very weak intensity of anthocyanin colouration

FLOWER: solitary, rotate corolla shape, single flower type, 5 petals, white (RHS NN155C) main colour of upper and lower side, strong fragrance

Origin & Breeding History: 'SMNPVG' originated from an open pollinated cross between two unknown parents, conducted in the 2011 in Grand Haven, Michigan, U.S.A. 'SMNPVG' was selected as a single unique plant in 2014 based on plant shape, flower appearance, and foliage density. Asexual reproduction of 'SMNPVG' was first conducted by softwood cuttings in 2014 in Grand Haven, Michigan, U.S.A.

Tests & Trials: The comparative trial for 'SMNPVG' was conducted in a container trial during the spring and summer of 2022 at BioFlora Inc. in St. Thomas, Ontario. The trial included a total of 12 shrubs each of the candidate and reference varieties. Trials were arranged outdoors in rows with 1 metre spacing between plants. All observations and measurements were taken from 10 plants, or parts of plants, of each variety on July 5, 2022, except flowering characteristics which were taken on May 24, 2022. All colour determinations were made using the 2015 Royal Horticultural Society (RHS) Colour Chart.

Comparison tables for 'SMNPVG' with reference variety 'Snow White'

Plant height (cm)

Flower diameter (cm)

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Sweet Mock Orange: 'SMNPVG' (left) with reference variety 'Snow White' (right)

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Sweet Mock Orange: 'SMNPVG' (left) with reference variety 'Snow White' (right)