Media

Isolate →

NRB1-19

NRB1-44

NRP1-13

NRP1-14

NRP1-18

NRP1-26

NRP1-35

NRS1-11b

NRS1-18

ISP1

AM

Cream

Grey

Magenta

Off White

Cream

Cream

Grey

Sandal
wood

Reddish

SM

Cream

Light Grey

Magenta

Cream

Cream

Cream

Grey

Cream

Reddish

ISP2

AM

Pale cream

Cream

Magenta

Cream

Pale Cream

Pale Cream

Grey

Sandal
wood

Reddish brown

SM

Cream

Light Yellow

Magenta

Light Yellow

Cream

Cream

Brown

Light Yellow

Reddish Brown

ISP3

AM

Cream

Cream

P.G.

Pale Cream

Grey

Grey

Grey

Cream

Reddish

SM

Cream

Brown

P.G.

Cream

Grey

Grey

Brown

Cream

Reddish Brown

ISP4

AM

Cream

Grey

P.G.

Off White

Grey

Grey

Grey

Sandalwood

P.G.

SM

Cream

Light Grey

P.G.

Light Grey

Grey

Grey

Brown

Cream

P.G.

ISP5

AM

White

Off White

Light range

Off White

White

White

Grey

Cream

P.G.

SM

White

White

Light Orange

White

Cream

Cream

Grey

Cream

P.G.

ISP6

AM

White

Pale Cream

Magenta

Cream

Pale Cream

Pale Cream

Grey

Cream

Reddish Brown

SM

Pale Cream

Pale Cream

Cream

Brown

Pale Cream

Pale Cream

Dark
Brown

Cream

Reddish Brown

ISP7

AM

Off White

Cream

P.G.

Light Grey

Grey

Grey

Grey

Sandal wood

P.G

SM

Off White

Light Grey

P.G.

Grey

Grey

Grey

Light grey

Cream

P.G

SCNA

AM

Off White

Grey

Light Orange

Grey

Grey

Grey

Grey

Off White

Orange

SM

Grey

Brown

Orange

White

Yellow

Yellow

Brown

Yellow

Brown

SA

AM

Cream

Cream

Magenta

Pale Cream

Cream

Cream

Grey

Sandal
Wood

Reddish Brown

SM

Cream

Light Brown

Cream

Cream

Light Brown

Light Yellow

Black

Cream

Brown

TSA

AM

Pale Cream

Pale Cream

Pale Cream

Pale Cream

Pale Cream

Pale Cream

Off White

Cream

P.G.

SM

Pale Cream

Pale Cream

Pale Cream

Pale Cream

Pale Cream

Pale Cream

Light Grey

Pale Cream

P.G

ISP- International Streptomyces Project, SA – Streptomyces Agar, TSA- Tryptone Soya Agar
AM- Aerial mycelium, SM- Substrate mycelium
P.G. – Poor Growth
Table 4: Growth morphology on different ISP and other actinomycete specific media.