| Circular No. | Title | Issued In |
| LU 01 | Guidelines on Land Suitability Classification for Tea | October 2002 |
| LU 02 | Field Categorization in Tea Lands | September 2003 |
| PN 01 | The Suitability of Tea Clones for the Different Regions | December 2002 |
| PN 02 | Tea Nursery Management | November 2009 |
| SP 01 | Fertilizer Recommendations for Nursery Tea | July 2000 |
| SP 02 | Fertilizer Recommendations for Immature Tea | July 2000 |
| SP 03 | Fertilizer Recommendations for Mature Tea | July 2000 |
| SP 04 | Fertilizer Recommendations for Clonal Mother Bushes | July 2000 |
| SP 05 | Fertilizer Recommendations for Tea Seed Bearers | July 2000 |
| SP 06 | Fertilizer Recommendations for Rehabilitation Grasses (Mana & Guatemala) | July 2000 |
| SP 07 | Soil Analysis | May 2009 |
| SP 08 | Analysis of Fertilizer Samples | May 2009 |
| SP 09 | Sampling for Foliar Analysis of Tea | May 2009 |
| PA 01 | Bringing Young Tea Into Bearing | February 2001 |
| PA 02 | Drought Mitigation in Tea Plantations | January 2011 |
| PA 03 | Infilling Vacancies in Tea Fields | September 2003 |
| SI 01 | Green Manure Crops in Tea | September 2001 |
| SI 02 | Shade in Tea | March 2003 |
| SI 03 | Wind and Shelter Belts in Tea | March 2003 |
| HP 01 | Pruning of Tea (2.31MB) | June 2013 |
| HP 02 | Guidelines on Plucking | March 2003 |
| HP 03 | Cultivation of Tea Soils – Forking | September 2003 |
| HP 04 | Rejuvenation Pruning (1.63MB) | June 2013 |
| WM 01 | Integrated Weed Management in Tea | July 2003 |
| WM 02 | Herbicide and Their use in Tea | September 2003 |
| WM 03 | Safe and Effective use of Herbicides | July 2003 |
| PM 01 | Sampling for Shot – Hole Borer Assessment | February 2003 |
| PM 02 | Management of Shot – Hole Borer | February 2003 |
| PM 03 | Live-Wood Termites of Low Grown Tea and Their Management | June 2003 |
| PM 04 | Control of Nematodes (Eel Worms) in Young Tea | November 2002 |
| PM 05 | Sampling for Nematode Analysis | July 2003 |
| PM 06 | Mite Control | June 2008 |
| PM 07 | White Grubs on Tea Lands and Their Control | November 2002 |
| PM 08 | Contamination of Nursery Plants with Nematodes through Irrigation Water | July 2003 |
| PM 09 | Live-Wood Termites of High Grown Tea and Their Management | June 2008 |
| PM 10 | Management of Tea Tortrix (Homona coffearia Neitner) | June 2009 |
| PM 11 | Fumigation of Nursery Soils for Nematode Eradication | November 2009 |
| DM 01 | Protection of Tea from Blister Blight | October 2002 |
| DM 02 | Protection of Tea from Red Root Disease | October 2002 |
| DM 03 | Protection of Tea from Black Blight Disease in the Low Country | August 2003 |
| DM 04 | Protection of Tea from Red Rust Disease in the Low Country | August 2003 |
| DM 05 | Protection of Tea from Stem and Branch Canker Disease in the Low Country | September 2003 |
| DM 06 | Protection of Tea from Collar and Brach Canker Disease in the Up Country | September 2003 |
| PT 01 | Trough – Withering of Tea | September 2003 |
| PT 03 | Manufacture of Tea by the CTC Process | September 2003 |
| PT 05 | Calibration of Infra – Red Moisture Meter | September 2003 |
| PT 06 | Moisture Levels of Black Tea | March 2004 |
| PU 01 | Pesticide use in Tea Fields (1.15MB) | June 2012 |
| PU 02 | Chemical Control of Diseases (1.67MB) | December 2011 |
| PU 03 | Chemical Control of Weeds in Tea Lands (2.58MB) | July 2012 |
| PU 04 | Chemical Control of Insect, Mite and Nematode Pests (1.69MB) | July 2012 |
