PENROC SEEDS AND PLANTS NEWSLETTERS:
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NEWSLETTER: JANUARY AND FEBRUARY 2012

PART ONE.
LEDEBOURIA LEPTOPHYLLA IN THE NORTH WEST PROVINCE AND LEDEBOURIA VISCOSA IN LIMPOPO PROVINCE, (JANUARY AND FEBRUARY 2012).

PART TWO.
BULBOUS PLANTS AND HABITAT CHANGES IN THE NORTH WEST PART OF LIMPOPO PROVINCE, (MARCH AND APRIL 2012).

NEWSLETTER: NOVEMBER AND DECEMBER 2011
GLADIOLUS ROBERTSONIAE IN THE BALFOUR DISTRICT OF MPUMALANGA AND THE FRANKFORT DISTRICT OF THE FREE STATE.

NEWSLETTER: SEPTEMBER AND OCTOBER 2011
CYRTANTHUS TUCKII VARIETY TRANSVAALENSIS AND HABITAT CHANGES IN SOUTH WESTERN MPUMALANGA, SOUTH AFRICA.

NEWSLETTER: JULY AND AUGUST 2011
STRUMARIA BIDENTATA AND STRUMARIA PROLIFERA, TWO LOCALISED AND BEAUTIFUL PLANTS FROM WESTERN SOUTHERN AFRICA.
NEWSLETTER: MAY AND JUNE 2011
BRUNSVIGIA RADULOSA AND HAEMANTHUS HUMILIS SUBSPECIES HIRSUTUS IN NORTHERN GAUTENG.
NEWSLETTER: MARCH AND APRIL 2011
NERINE GRACILIS AND HABITAT CHANGES IN EASTERN GAUTENG, SOUTH AFRICA.

NEWSLETTER: JANUARY AND FEBRUARY 2011
HAEMANTHUS AVASMONTANUS IN THE MOUNTAINS NEAR WINDHOEK IN CENTRAL NAMIBIA.
NEWSLETTER: DECEMBER 2010 (Special Supplement).
LEDEBOURIA MOKOBULANENSIS, THE JEWEL OF THE EASTERN MPUMALANGA MIST BELT MOUNTAINS.
NEWSLETTER: NOVEMBER AND DECEMBER 2010.
EARLY SPRING FLOWERING PLANTS OF THE NELSBERG AND KUMBUYANE PEAK AREA OF MPUMALANGA.
NEWSLETTER: SEPTEMBER AND OCTOBER 2010.
ERIOSPERMUM STUDIES IN THE NORTHERN AND WESTERN CAPE
NEWSLETTER: JUNE AND JULY 2010.
THE NATURAL OCCURRENCE, CULTIVATION AND PROPAGATION OF STRUMARIA PROLIFERA AND STRUMARIA SPECIOSA.
NEWSLETTER: APRIL AND MAY 2010.
A NEW CRYPTIC LEDEBOURIA SPECIES FROM THE SANDRIVIERSBERG IN LIMPOPO PROVINCE.
NEWSLETTER: FEBRUARY AND MARCH 2010.
LEDEBOURIA OVATIFOLIA SUBSPECIES SCABRIDA, A SPECTACULAR BULBOUS PLANT FROM THE WEENEN DISTRICT OF KWA ZULU NATAL.
NEWSLETTER: SEPTEMBER, OCTOBER, NOVEMBER, DECEMBER 2009 AND JANUARY 2010.
THE BUSHMAN CANDLES, A NEW BOOK ON SARCOCAULONS (MONSONIAS) BY CHARLES CRAIB AND JOHN LAVRANOS.
NEWSLETTER: JULY AND AUGUST 2009.
TWO CRYPTIC AUTUMN AND WINTER GROWING AND FLOWERING ORNITHOGALUM SPECIES, FROM THE SUMMER RAINFALL NORTH WEST PROVINCE.
NEWSLETTER: SEPTEMBER, OCTOBER, NOVEMBER, DECEMBER 2009 AND JANUARY 2010
TWO CRYPTIC AUTUMN AND WINTER GROWING AND FLOWERING ORNITHOGALUM SPECIES, FROM THE SUMMER RAINFALL NORTH WEST PROVINCE.
NEWSLETTER: MAY AND JUNE 2009.
THE ART OF ORNAMENTAL CONTAINER PLANTING.
NEWSLETTER: MARCH AND APRIL 2009.
SOME SCARCE AND ORNAMENTAL BULBOUS PLANTS FROM SOUTH AFRICA AND SOUTH WESTERN NAMIBIA.
NEWSLETTER: JANUARY AND FEBRUARY 2009.
NAMAQUANULA BRUYNSII IN ITS SEMI-DESERT HABITAT WITH AN ACCOUNT OF THE CULTIVATION AND PROPAGATION OF THE SPECIES.
NEWSLETTER: NOVEMBER AND DECEMBER 2008.
CEROPEGIA CRAIBII AND OTHER BULBOUS AND SUCCULENT PLANTS FOUND IN THE BIVANE DAM NATURE RESERVE, NORTHERN KWAZULU NATAL, SOUTH AFRICA.
NEWSLETTER: SEPTEMBER AND OCTOBER 2008.
HAWORTHIA KOELMANIORUM IN ITS SAVANNAH AND GRASSLAND ENVIRONMENTS.
NEWSLETTER: JULY AND AUGUST 2008.
ERIOSPERMUM ERINUM, ERIOSPERMUM PUSTULATUM, ORNITHOGALUM ADSEPTENTRIONESVERGENTULUM AND STRUMARIA BIDENTATA FROM THE NORTHERN CAPE.
NEWSLETTER: MAY AND JUNE 2008.
TWO RARE STRUMARIAS FROM SOUTH WESTERN NAMIBIA AND NERINE GIBSONII FROM THE NORTH EASTERN CAPE, SOUTH AFRICA.
NEWSLETTER: MARCH AND APRIL 2008.
AMOCHARIS CORANICA IN THE NORTH WEST AND LIMPOPO PROVINCES.
NEWSLETTER: JANUARY AND FEBRUARY 2008.
THE NEWSLETTER CONCERNS AN ACCOUNT OF THESE CYPHOSTEMMAS IN HABITAT AND DETAILS ABOUT THEIR CULTIVATION AND PROPAGATION. THIS SPECIES IS PARTICULARLY USEFUL FOR ORNAMENTAL CONTAINING PARTICULARLY IN TERRACOTTA POTS WHICH DISPLAY THE LEAVES TO GOOD EFFECT.
NEWSLETTER: NOVEMBER AND DECEMBER 2007.
 PANCRATIUM TENUIFOLIUM IN THE SOUTH WESTERN CORNER OF SOUTH AFRICA’S LIMPOPO PROVINCE
NEWSLETTER: SEPTEMBER AND OCTOBER 2007.
ERYTHRINA ZEYHERI, A MAGNIFICENT PLANT FOR LARGE CONTAINERS.
NEWSLETTER: JULY AND AUGUST 2007.
DAUBENYA ZEYHERI AND MASSONIA PYGMAEA, TWO SPECTACULAR BULBOUS PLANTS FOR POT CULTURE.
NEWSLETTER: SEPTEMBER, OCTOBER, NOVEMBER AND DECEMBER 2005.
THE NEWSLETTER CONSISTS OF THE PREPUBLICATION BROCHURE FOR THE NEW BOOK GRASS ALOES IN THE SOUTH AFRICAN VELD PUBLISHED BY UMDAUS PRESS.
NEWSLETTER: JULY AND AUGUST 2005.
THIS NEWSLETTER CONCERNS A DISCUSSION OF SEVERAL SPECIES IN VARIOUS GENERA WHICH HAVE ADOPTED THIS GROWING AND FLOWERING STRATEGY.
NEWSLETTER: MAY AND JUNE 2005.
CAUDICIFORM AND SUCCULENT OTHONNA SPECIES STOCKED BY PENROCK NURSERY.
NEWSLETTER: MARCH AND APRIL 2005.
GEOPHYTIC AND XEROPHYTIC PELARGONIUM SPECIES STOCKED BY PENROCK NURSERY.

NEWSLETTER: JANUARY AND FEBRUARY 2005.
RARE BULBS AND SUCCULENTS FROM THE GRASSLANDS OF THE FREE STATE AND NORTH WEST PROVINCES.
NEWSLETTER: NOVEMBER AND DECEMBER 2004.
SOME RARE AND ORNAMENTAL PLANTS FOR CONTAINER GARDENING FROM THE SUMMER RAINFALL AREA OF SOUTH AFRICA.
NEWSLETTER: SEPTEMBER AND OCTOBER 2004.
Further details about the new book "South Africa's Grass Aloes with an Account of Chortolirion angolense.
NEWSLETTER: JULY AND AUGUST 2004.
PENROC PLANTS SPECIALISES IN THE PROPAGATION OF GEOPHYTIC AND SUCCULENT PELARGONIUMS, WITH SPECIFIC REFERENCE TO SPECIES IN THE SECTION HOAREA OF THE GENUS PELARGONIUM.

NEWSLETTER: MAY JUNE 2004.
NERINE HUTTONIAE, NERINE PANCRATIOIDES AND NERINE LATICOMA THREE OF SOUTH AFRICA'S MOST ATTRACTIVE NERINE SPECIES.
NEWSLETTER: MARCH APRIL 2004.
A NEW BOOK ON SOUTH AFRICA'S GRASS ALOE SPECIES IS SHEDULED FOR PUBLICATION IN THE FIRST HALF OF 2005. THE BOOK CONCERNS A DETAILED STUDY OF THE DIFFRENT GRASS ALOES IN THEIR NATURAL HABITATS AS WELL AS THEIR PROPAGATION AND CULTIVATION.
NEWSLETTER: JANUARY FEBRUARY 2004.
SOUTH AFRICAN GRASS ALOES. THE ROCKY MOUNTAIN SUMMIT AND CLIFF DWELLING SPECIES.
NEWSLETTER: NOVEMBER DECEMBER 2003.
CRINUM ACAULE, CRINUM DELAGOENSE AND CRINUM FOETIDUM.
THREE SPECTACULAR SPECIES FROM SOUTH AFRICA’S GRASSLANDS AND SAVANAH.
NEWSLETTER: SEPTEMBER OCTOBER 2003.
THE SEKHUNELAND CENTRE OF FLORISTIC ENDEMISM IS RICH IN GEOPHYTIC PLANTS, several of which are endemics or near endemics to the region.
NEWSLETTER: JULY AUGUST 2003.
RARE AND LITTLE KNOWN LEDEBOURIAS: PLANTS IN THEIR NATURAL HABITATS AND CULTIVATION.
NEWSLETTER: MAY JUNE 2003.
 RARE AND ORNAMENTAL DWARF BULBS FROM THE SOUTH AFRICAN SUMMER RAINFALL REGION: THEIR ADAPTATIONS TO EXTREME NATURAL ENVIRONMENTS WITH DETAILS ON CULTIVATION.
NEWSLETTER: MARCH APRIL 2003.
 SPECTACULAR BULBS, CAUDICIFORMS, SUCCULENTS AND XEROPHYTES FROM THE SEKHUKHUNELAND CENTRE OF FLORISTIC ENDEMISM.

NEWSLETTER: JANUARY FEBRUARY 2003.
SPECTACULAR BULBS, CAUDICIFORMS, SUCCULENTS AND XEROPHYTES FROM THE SEKHUKHUNELAND CENTRE OF FLORISTIC ENDEMISM.
NEWSLETTER: NOVEMBER DECEMBER 2002.
RARE AND ORNAMENTAL AMARYLLIDS OF SOUTH AFIRCA’S NORTH WEST AND LIMPOPO PROVINCES: THEIR NATURAL OCCURRENCE AND CULTIVATION.
NEWSLETTER: SEPTEMBER OCTOBER 2002.
THE CULTIVATION AND HABITATS OF SOME RARE SOUTH AFRICAN LEDEBOURIAS INCLUDING THE BEAUTIFUL RESNOVA MEGAPHYLLA.

NEWSLETTER: JULY AUGUST 2002.
MOST HABITATS IN WHICH GRASS ALOES ARE FOUND HAVE BEEN ALTERED OR DESTROYED...

NEWSLETTER: MAY JUNE 2002.
SOWING OTHONNA AND SECTION HOAREA PELARGONIUM SEEDS IN THE AUTUMN AND EARLY WINTER.