Momordica Grosvenori P.E.
(Luo Han Guo
extract)
1 Summary
Luo Han Guo ( Siraitia
grosvenorii（swingle）C. Jeffrey ex
Lu et Z.Y. zhang [momordica grosvenori swingle; Thladiantha
grosvenerii(Swingle) C. Jeffrey]) is a unique economic &
medicinal plant in China. It is native in the north of Guangxi
province, it has been regarded as the formal medicine for more than
**0 years, being used traditionally to eliminate fever and relieve
cough. In clinic it can treat breath system and digestive system
diseases such as hypertension, Tuberculosis and asthma. Recent
research indicated that the triterpene component mogrosides is the
main effective ingredients. In ***5 FDA approve mogrosides to be
utilized in food circle. In ***6 China approve the mogrosides to be
the sweetening reagent for its high saccharinity, low
calorie，light-color and good water solubility and
stability.
2 Botany
Latin Name: Siraitia
grosvenorii（swingle）C. Jeffrey ex Lu et Z.Y. zhang [momordica
grosvenori swingle; Thladiantha grosvenerii(Swingle) C.
Jeffrey])
Shape: Perennial vine, with length 2—5m, slender
stem in dark purple color. Leaves grow for intersection, along
with leafstalk 2—7cm long; leaf blade presenting oval shape in
membrane, length 8—*5cm and width 3.5—*2cm, covered by pale hairs
on both sides. The fruit is ellipse or round, with soft hairs,
and the seed in light yellow color. Florescence: June to
August; Fruit period: August to October. The fruit is
4.5—8.5cm in length and 3.5—6cm in diameter, with a surface in
brown or ochre color. It’s very fragile in nature, and with
thin skin as well. The seed presents oblate, with 1.5cm in
length and *2cm in width, from faint red to brown red.
Cultivation:.Strict temperature required, fond of warm
condition, difference in temperature for day & night, afraid of
frost, non-resistance to high temperature; It begins to sprout
& bud when cultivating with temperature rising to
*****0℃. The seedling has features for shade
resistant, and the full - grown plant is fond of light, but
avoiding strong sunshine due to being plant for short sunshine.
Better to be in direct sunshine for 7—8 hours in daytime, avoiding
evening glow. Luo Han Guo is likely keen on humid & foggy
weather, associated with abundant rainfall during the growth
period, but avoiding deep water. Good drainage is required in
topography, like the hillside with ventilation & penetrating
light, also along with leeward & southern
exposure. Furthermore, soil is also required for fertile on
the surface, abundant in humus, porous & damp in soil
itself. In layn(Guilin Natural Ingredients Inc.) GAP
cultivation base, our technicians cultivate sprout by tissue
culture technology to improve the yield.
harvest: In general, it becomes
mature *0—*5 days after pollination. The gathering must be
done upon green & hard fruit skin, withered & yellow fruit
stem and ample maturity. The fruits should be spread out for
storage. It can be under process 7—*5 days after diaphoresis
when the fruit skin turns yellow.
