Seed collection of annuals is an important aspect which needs scientific knowledge and special care in handling and storage. Maintenance of the purity of varieties which is highly technical requires the knowledge whether crop is self, self to partial cross or cross pollinated. Self-pollinated annuals which do not need any isolation distance are Lupins, Sweet pea, and Salvia. The annuals [...]
This article throws light upon the top seventy types of annuals. The types are: 1. Amaranthus 2. Balsam 3. Cock's Comb 4. Gaillardia 5. Gomphrena 6. Kochia 7. Portulaca 8. Sun Flower 9. Tithonia 10. Zinnia (Compositae) 11. Giant Dahlia 12. Giant of California 13. Giant Cactus 14. Lilliput or Pompon 15. Cupid and other types too. Type # 1. [...]
A number of diseases and insect pests have been found damaging chrysanthemum. If these are not controlled at right time, these can cause severe damage to the crop. Important disease is as follows: Diseases found in Chrysanthemum: Black leaf spot: It is caused by Septoria obesa and S. Chrysanthemella and is a serious disease. Greyish brown circular spots appear on [...]