Short-day plants
Strawberry, Chrysanthemum, Cosmos bipinnatus, Aster, Poinsettia, Impetiens balsamina (Balsam), Salvia occidentalis, Euphorbia pulcherrima, Xanthium pensylxanicum, Rice, Some soyabean varieties and Tobacco.
Long-day plants
Spinach, Beet, Radish, Potato, Hibiscus syriacus, Hyoscyamus niger, Anethum graveolens (Dill), Plantago lanceolata and Wheat
Day-neutral plants
Most of the fruit crops, Tomato, Pepper, Cucumber, Mirabilis (Four O Clock plant), Cotton, Certain varieties of peas, Buck wheat and Snapdragon.