frican n a c i r opotato t a t agriculture, forestry...

2
2012 Printed and published by Department of Agriculture, Forestry and Fisheries Obtainable from Resource Centre Directorate Communication Services Private Bag X144 PRETORIA 0001 Further information can be obtained from Directorate Plant Production Private Bag X250 PRETORIA 0001 Tel 12 319 6072 Fax 12 319 6079 Email [email protected] A African frican potato potato African potato is traditionally used as a tonic for fatigue recuperation after a debilitating illness and to enhance your mood. The stems and leaves are mixed with other ingredi- ents to treat prostate problems. Sotho people use African potato as a charm against lightning and storms. The leaves are used to make a rope. The tubers and leaves are used as a dye that gives a black colour, which is used to blacken floors. Acknowledgement Members of Agri-Africa/Karwil Consultancy are acknowl- edged for the information provided. The contribution of the National Library of South Africa is gratefully acknowledged. References McMaster, C., 2001. African potato—a disappearing traditional remedy: wildflower conservation. Farmer’s weekly, 193: 26. Van Wyk, B-E, Van Oudtshoorn, B. & Gericke, N. 1997. Medicinal plants of South Africa, Pretoria: Briza Publications. http/://www.plantzafrica.com http://curriculum.wcape.school.za agriculture, forestry & fisheries Department: Agriculture, Forestry and Fisheries REPUBLIC OF SOUTH AFRICA

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2012

Prin

ted

and

publ

ishe

d by

D

epar

tmen

t of A

gric

ultu

re, F

ores

try a

nd F

ishe

ries

Obt

aina

ble

from

R

esou

rce

Cen

tre

Dire

ctor

ate

Com

mun

icat

ion

Ser

vice

s

Priv

ate

Bag

X14

4

PR

ETO

RIA

00

01

Fur

ther

info

rmat

ion

can

be o

btai

ned

from

Dire

ctor

ate

Pla

nt P

rodu

ctio

nP

rivat

e B

ag X

250

PR

ET

OR

IA 0

001

Tel

12

319

607

2F

ax

12 3

19 6

079

Em

ail

DP

P@

daff.

gov.

za

AAfr

ica

n

fr

ica

n

po

ta

to

po

ta

to

Afr

ica

n p

ota

to is

tra

diti

on

ally

use

d a

s a

to

nic

fo

r fa

tigu

e re

cupe

ratio

n af

ter

a de

bilit

atin

g ill

ness

and

to e

nhan

ce y

our

moo

d. T

he s

tem

s an

d le

aves

are

mix

ed w

ith o

ther

ingr

edi-

ents

to

trea

t pr

osta

te p

robl

ems.

Sot

ho p

eopl

e us

e A

fric

an

pota

to a

s a

char

m a

gain

st li

ghtn

ing

and

stor

ms.

The

leav

es

are

used

to

mak

e a

rope

. T

he t

uber

s an

d le

aves

are

use

d as

a d

ye th

at g

ives

a b

lack

col

our,

whi

ch is

use

d to

bla

cken

flo

ors.

Ack

now

ledg

emen

tM

em

be

rs o

f A

gri

-Afr

ica

/Ka

rwil

Co

nsu

ltan

cy a

re a

ckn

ow

l-ed

ged

for

the

info

rmat

ion

prov

ided

.

The

con

trib

utio

n of

the

Nat

iona

l Lib

rary

of

Sou

th A

fric

a is

gr

atef

ully

ack

now

ledg

ed.

Ref

eren

ces

McM

ast

er,

C.,

20

01

. A

fric

an

po

tato

—a

dis

ap

pe

ari

ng

tra

diti

on

al

rem

edy:

wild

flow

er c

onse

rvat

ion.

Far

mer

’s w

eekl

y, 1

93: 2

6.

Van

Wyk

, B-E

, Van

Oud

tsho

orn,

B. &

Ger

icke

, N. 1

997.

Med

icin

al

plan

ts o

f Sou

th A

fric

a, P

reto

ria: B

riza

Pub

licat

ions

.

http

/://w

ww

.pla

ntza

fric

a.co

m

http

://cu

rric

ulum

.wca

pe.s

choo

l.za

agric

ultu

re,

fore

stry

& fi

sher

ies

Dep

artm

ent:

Agric

ultu

re, F

ores

try a

nd F

ishe

ries

REPU

BLIC

OF

SOUT

H AF

RICA

Bac

kgro

und

Afr

ican

pot

ato

is a

per

enni

al g

eoph

ytes

her

b th

at b

elon

gs

to th

e fa

mily

Hyp

oxid

acea

e an

d is

one

of t

he la

rger

spe

cies

in

the

gen

us H

ypox

is.

It is

a v

ery

attr

activ

e, h

ardy

gar

den

pla

nt

an

d o

rig

ina

tes

fro

m S

ou

the

rn A

fric

a.

It is

fo

un

d in

o

pe

n g

rass

lan

d a

nd

wo

od

lan

d.

Th

e p

lan

t is

co

mm

on

in

the

Eas

tern

Cap

e, K

waZ

ulu-

Nat

al, M

pum

alan

ga, L

impo

po,

Gau

teng

, Nor

th-W

est a

nd F

ree

Sta

te p

rovi

nces

, as

wel

l as

in S

waz

iland

and

Les

otho

.

Clim

ate

and

soil

requ

irem

ents

The

pla

nt p

refe

rs fu

ll su

nlig

ht. O

nly

a fe

w s

peci

es g

row

on

cliff

fac

es o

r in

the

for

ests

. It

gro

ws

wel

l in

war

m a

nd c

old

subt

ropi

cal a

reas

. Afr

ican

pot

ato

is p

lant

ed in

diff

eren

t soi

l ty

pes,

alth

ough

wel

l-dra

ined

soi

l is

need

ed.

Cul

tura

l pra

ctic

e

Soi

l pre

para

tion

Soi

l pre

para

tion

is a

dapt

ed to

the

met

hod

of h

arve

stin

g, ir

ri-ga

tion

prac

tices

and

the

cont

our o

f the

land

. The

fiel

d sh

ould

be

plo

ughe

d in

to lo

ng r

ows

of m

ound

s.

Pro

paga

tion

Pro

paga

tion

of th

e pl

ants

is d

one

from

see

d, ti

ssue

cul

ture

s an

d bu

lbs.

See

ds s

houl

d be

col

lect

ed ju

st b

efor

e th

e ca

p-su

les

open

. The

y ca

n be

trea

ted

with

fung

icid

e an

d bo

iling

w

ate

r b

efo

re p

lan

ting

into

co

mp

ost

-ric

h s

oil.

Ge

rmin

atio

n ca

n ta

ke u

p to

a y

ear.

See

dlin

gs s

houl

d be

left

for

a y

ear

befo

re tr

ansp

lant

ing.

Cor

m d

ivis

ion

is a

mor

e ra

pid

and

suc-

cess

ful m

etho

d of

pro

paga

ting

the

plan

ts. F

or b

est r

esul

ts,

see

ds

sho

uld

be

ke

pt

cold

fo

r si

x to

eig

ht

we

eks

(m

ixe

d

Sci

entif

ic n

ame:

H

ypox

is h

emm

eroc

allid

ea

Com

mon

nam

es:

Yel

low

sta

r, S

tar

lily,

Afr

ican

pot

ato

(En

glis

h);

Ste

rre

tjie

, A

frik

a-p

ata

t (A

frik

aa

ns)

; In

kom

fe,

Ilab

ath

eka

(is

iZul

u); I

nong

we

(isiX

hosa

); M

oli

khar

atsa

, Lot

sane

(S

esot

ho)

with

ver

mic

ulite

in t

he r

efri

gera

tor)

bef

ore

sow

ing

in w

ell-

prep

ared

see

d bo

xes.

Pla

ntin

g

Se

ed

s sh

ou

ld b

e s

ow

n i

n e

arl

y sp

rin

g a

nd

sh

ou

ld b

e p

lan

ted

1m

m d

ee

p a

nd

co

vere

d w

ith f

ine

gra

ss c

om

po

st.

One

-yea

r-ol

d co

rms

need

less

spa

ce to

be

plan

ted

(10

cm

apar

t in

row

s an

d 20

cm

bet

wee

n th

e ro

ws)

. If t

he in

tent

ion

is t

o le

ave

it to

gro

w f

or m

ore

than

thr

ee y

ears

, th

e sp

ac-

ing

sh

ou

ld b

e in

cre

ase

d (

20

cm

ap

art

in r

ow

s w

ith 5

0 c

m

betw

een

row

s) to

acc

omm

odat

e th

e la

rge

size

.

Fer

tilis

atio

n

No

chem

ical

add

itive

s, c

hem

ical

fer

tilis

ers

or in

sect

icid

es

are

used

in th

e cu

ltiva

tion

of A

fric

an p

otat

o.

Irrig

atio

n

The

soi

l sho

uld

be k

ept

moi

st,

but

not

wet

with

goo

d ve

n-til

atio

n a

nd

low

hu

mid

ity.

Th

e p

lan

ts s

ho

uld

be

irri

ga

ted

wee

kly–

25 m

m ir

rigat

ion

per

wee

k fo

r th

e fir

st th

ree

mon

ths

of p

lant

atio

n is

req

uire

d. In

coo

l clim

ates

the

plan

ts m

ust b

e ke

pt d

ry d

urin

g w

inte

r. A

fric

an p

otat

o is

ext

rem

ely

hard

y an

d dr

ough

t-re

sist

ant.

Pes

t con

trol

Afr

ica

n p

ota

to is

inh

ab

ited

with

te

rmite

s a

nd

oth

er

pe

sts

such

as

Am

eri

can

bo

llwo

rm,

spo

tte

d m

aiz

e b

ee

tle,

stin

k

bu

g a

nd

gra

ssh

op

pe

r. P

orc

up

ine

s d

ig u

p t

he

co

rms

an

d ce

ntip

edes

eat

the

oute

r co

verin

g. A

pplic

atio

n of

reg

iste

red

pest

icid

es is

rec

omm

ende

d fo

r m

ost o

f the

abo

vem

entio

ned

pest

s.

Dis

ease

con

trol

Th

e l

ea

ves

of

this

pla

nt

die

ba

ck i

n w

inte

r. R

eg

iste

red

chem

ical

con

trol

age

nts

can

be u

sed

whe

n th

e di

seas

e is

se

vere

. Goo

d sa

nita

ry p

ract

ices

are

the

best

way

to c

ontr

ol

dieb

ack

beca

use

the

fung

us li

ves

insi

de th

e pl

ant a

nd c

an-

not b

e co

mpl

etel

y co

ntro

lled

by fu

ngic

ide

spra

y.

Har

vest

ing

met

hod

Afr

ican

pot

ato

can

be h

arve

sted

in s

umm

er w

hen

the

plan

ts

are

activ

ely

grow

ing.

Har

vest

ing

take

s pl

ace

thro

ugho

ut th

e ye

ar

on

ce t

he

co

rms

ha

ve r

ea

che

d a

we

igh

t o

f 2

50

g.

A

hand

pick

met

hod

is u

sed

to h

arve

st th

e pl

ant.

Use

s A

fric

an p

otat

o is

use

d as

a m

edic

ine

that

can

pre

vent

rhe

u-m

atoi

d ar

thri

tis,

hear

t di

seas

e, c

ance

r, lu

ng a

ilmen

ts a

nd

even

Yup

pie

flu.

It is

an

imm

une

boos

ter

for

peop

le li

ving

w

ith H

IV/A

ids

and

can

also

be

used

to tr

eat d

izzi

ness

, hea

rt

we

akn

ess

, n

erv

ou

s d

iso

rde

r, b

lad

de

r d

iso

rde

rs,

insa

nity

, te

stic

ular

tum

ours

, pro

stat

e hy

pert

roph

y an

d ur

inar

y in

fec-

tions

. In

times

of f

amin

e th

e ro

otst

ocks

are

boi

led

or r

oast

ed

for

food

and

the

juic

e is

app

lied

to b

urns

. B

oile

d in

wat

er,