| Life form | Grassy onion |
| Family | Amarillidaceae |
| Origin | Tropical America |
| Ease of cultivation | Easy with small difficulties |
| The size | Leaves are 30-50 cm in length, the flower stem can be higher. |
| Growth rate | Average |
| Lifespan | 3-4 years in one pot, with proper care bulb can exist for many years. |
| Temperature | In summer: up to 73,4, in winter not lower than 55,4 ° F. |
| Humidity | Average |
| Lighting | The plant should be in an illuminated place, bright light. Suitable west, east, south window to shading. On the northern window there will be no blossom. |
| The soil | Fertile, loose soil is suitable. You can take 2 parts garden soil (earth greenhouse can use, peat moss), 2 parts of humus (leaf earth), 1 part of coarse sand or perlite. You can use the spruce bark. Good drainage is required. Always use a pot with a hole. |
| Watering | During flowering and growth, the soil should be moderately moist, watered every 3-6 days. By the autumn watering cut. The soil in which the bulb is dormant, watering occasionally. Watering is increased when a flower arrow 10-12 cm high appears. |
| Fertilizer | Fed with liquid fertilizer every 3-4 weeks with the appearance of flower arrows. Top dressing is stopped in autumn with yellowing of the leaves. |
| Reproduction | Branch of bulb-children, which are planted in small pots. The size of the pot is increased as the bulb grows. Plants bloom for 3-4 years. Can be propagated by seeds (for example, after artificial pollination). Seeds are planted in a mixture of peat and sand. Seedlings appear after 2-3 weeks. After 3-4 years, large plants are formed. |
| Bloom | Bright flowers appear in January-April. Some large bulbs can give a second arrow for the season. Flowering lasts 2-3 weeks. The condition of flowering is the formation of at least four leaves in the previous season. |
| Transfer | A large bulb is transplanted every 2-3 years. Transplant into a pot larger spend after flowering and cut flower strelik or autumn, when the plant is turned into a period of dormancy. Bulb 1/2 must be above the surface of the soil. |
| Features of care | To form a flower bud, the plant needs a rest period. In autumn, watering is reduced, after yellowing of the leaves, the plant is stopped to water and placed for 2-3 months in a dry, warm, unintended place. |
| Difficulties | Possibly affected by thrips, green aphids, mealy bugs, spider mites and cyclamen. These pests can be fought with insecticides. The plant might be affected by viral diseases – mosaic (yellow spots on the leaves), downy mildew (silver spots on the leaves), rust (red-brown spots). The plant can be affected by a daffodil fly (the bulb rotes), a red burn (red longitudinal spots on the leaves). To combat downy mildew fungicide to treat the plant, in all other cases, destroyed. |
| Air cleaning | – |
| Toxicity | Care should be taken when working with bulbs. they are poisonous. Moderate ingestion of these plants can cause nausea, vomiting, diarrhea and other symptoms that are not life threatening. |
