Lecture 13 - Spice Crops Flashcards
difference between herbs and spices
herbs - typically leaves (sometimes seeds) from temperate origin plant
spices - flowers, fruits, or bark from tropical origin plant
part of plant used for black pepper
dried fruit (peppercorns)
part of plant used for nutmeg
seed
part of plant used for mace
coverings of nutmeg seeds
part of plant used for cloves
unopened flower buds
part of plant used for cassia and cinnamon
bark
part of plant used for cardamon
fruits, seeds
part of plant used for turmeric
rhizome
part of plant used for sesame
seeds
old world spices
cinnamon, nutmeg, mace, black pepper, ginger, cloves, cardamon, anise, caraway, mustard, saffron
new world spices
allspice, chilies, paprika, vanilla
Most important world traded spice
pepper (than capsicum)
2 types of pepper
white and black pepper
pepper scientific name and family
piper migrum
family is piperaceae
when is black pepper picked
picked green (but still mature), and are allowed to darken and shrivel upon drying
when is white pepper picked
when berry has ripened on the vine. the outer hull is removed
where is pepper native to
india and east indies
physical description of pepper plant
perennial glabrous, woody climber (vine)
best temp and moisture for pepper
25-35 C
2000-3000mm
pepper propagation
through stem cuttings with one node and one leaf
takes 4-5 months in nursery
when is pepper pruned
every 10 nodes until top of support
how is black pepper processed
left on spike for hours to ferment, than striped off to dry to 12% moisture
how is white pepper processed
berries are stripped and put in bags with running water to soften pericarp and remove it. Buff colored berries dry
most common chili peppers are
capsicum annuum ( bell pepper, jalapenos, etc)
capsicum frutescens (tobasco peppers)
capsicum chinense ( naga, habanero, etc)
capsicum pubescens (rocoto peppers)
capsicum baccatum (aji peppers)
where are chili peppers native to
south and central america
nutritional value of chili peppers
sources of vitamin C, A, and E
chill pepper fruit are ______
berries
what gives chili peppers the hot taste
capsaicin
what factors influence hotness of chili peppers
genetics/type
environmental conditions
ripeness of fruit
fruit parts (seeds and placenta are hottest)
how do we measure hotness
using scoville units
most popular chili peppers
hot peppers, chili peppers, cayenne peppers
chili pepper harvest
hand harvest at green or red stage
major diseases of chili pepper
athracnose, bacterial leaf spot, cercospora leaf spot
problem with peppers
blossom end rot caused by inadequate calcium levels
management of diseases in chili pepper
resistant varieties, crop rotation, fungicides, well-drained soil
clove scientific name
syzygium aromaticum
clove tree discription
evergreen tree that can grow up to 15m. Purple fruit
best conditions for clove
partial shade, 2000-3000m, dry season needed
origin of cloves
Moluccas indonesia
propagation of cloves
from seed
uses of clove
cooking, food processing, cigarettes