CASTOR ( Ricinus communis )
I. SEASON AND VARIETIES
| DISTRICT/SEASON | VARIETIES | ||
| A. Rainfed | |||
| 1. Adipattam (Jun-July) | |||
| All districts | Variety | : | TMV 5, TMV 6 |
| : | TMVCH 1, YRCH 1 | ||
| B. Irrigated | |||
| 1. Vaigasi pattam (May - June) | |||
| All distiricts | : | YRCH 1 | |
| 2. Karthigaipattam (Nov - Dec) | |||
| All districts | : | YRCH 1 | |
| 3. Panguni pattam (March- Apr) | |||
| All districts | : | YRCH 1 | |
| C. Gardenland (border) | |||
| 1. Perennial | |||
| All districts | Variety | : | CO 1 |
II. DESCRIPTION OF CASTOR VARIETIES
| Particulars | CO 1 | TMV 5 | TMV 6 | TMVCH 1 | YRCH 1 |
| Parentage | Pureline selection from Anamalai | Derivative of SA 2 X S 248/2 | Derivative of VP 1 X RC 962 | LRES 17 X TMV 5 | DPC 9 X TMV 5 |
| Duration (days) | perennial | 120 | 160 | 160 -170 | 150-160 |
| Yield (kg/ha) | |||||
| Rainfed (mixed | - | 500 | 600 | ||
| crop) | |||||
| Rainfed (pure crop) | 2.5 kg/tree/year | 850 | 950 | 1300 | 2000 |
| Irrigated (pure crop) | - | - | - | - | 3000 |
| Oil content (%) | 57 | 50 | 51.9 | 51.7 | 49 |
| Special features | |||||
| Stem colour | Pinkish green | Rose | Red | Red | Light red |
| Bloom (waxy coat) | No bloom | Triple | Double | Triple | Triple |
| Receme / capsule | Bold, sparse setting, non dehiscent | Spiny, non dehiscent, resistant to leaf hopper | Medium, lengthy, spiny capsule | Semi compact, spiny capsule | Spiny, non dehiscent, resistant to leaf hopper |
| Suitability | Bund crop and fit for raising in vacant areas | Pure and mixed crop | Pure and mixed crop | Pure and mixed crop | Pure and mixed crop |