Bulb Planting Chart
Item | Planting Time | Flowering Time | Height(in.) | Depth to Plant (in.) | Distance Apart (in.) |
Allium | Spring or Fall | late spring, early summer | various | 2 X Diam. Of the bulb | 6-8 |
Amaryllis | 4-6 weeks before booms are desired | spring, unless forced | 12-18 | 1/3 of bulb above ground | Pot 2″ larger than bulb |
Anemone | fall | early spring | 4-12 | 2-3 | 2-4 |
Bearded Iris | Fall (divide plants in July) | June | 36 | ½-1 | 12-18 |
Begonia | Spring | June-September | 12 | 1 | 12 |
Bleeding Heart | Spring-Fall | June-August | 36 | 1 | 12-24 |
Butterfly Amaryllis | 4-6 weeks before booms are desired | spring, unless forced | 24″ | base of bulb blow soil line | 6″ pot |
Calla Lilly (Zantedeschia) | late spring | early to mid summer | 12-18 | 3 | 6 |
Canna | Spring | July-September | 36 | 1 | 12-24 |
Colchium | aug.-sept. | sept.-oct. | 4-8 | 3-4 | 6-8 |
Crocus, Autumn | sept.-dec. | fall | 2-6 | 2-3 | 2-6 |
Crocus, Spring | sept.-dec. | early spring | 2-6 | 2-3 | 2-6 |
Cyclamen | late summer, early fall | fall | 6 | top of corm level with soil | 6-12 |
Daffodil | Fall | March-April | 24 | 6 | 6-8 |
Dahlia | Spring | June-September | 36-72 | 4 | 12-24 |
Eranthis | early fall | early spring | 3 | 2 | 1-2 |
Eremurus Foxtail Lilly | sept.-dec. | June | 4-8 | 4-6 | 2-3 |
Freesia | early spring | summer | 18-24 | 3 | 1 |
Fritillaria Imperialis | fall | early spring | 18-24 | 4-6 | 6-8 |
Fritillaria Meleagris | fall | spring | 12 | 3-4 | 1 |
Galanthus | fall | early spring | 4-6 | 2-3 | 2 |
Gladiolus, Hardy | fall or early spring | spring | 18 | 2-4 | 3-4 |
Hermodactylus | fall | early spring | 6-12 | 3-4 | 3-4 |
Hyacinth | fall | early spring | 9-18 | 4-6 | 6 |
Ipheion | fall | early spring | 8-10 | 3-4 | 1 |
Iris, Bulbous | aug.-sept. | early spring | 4-24 | 2-3 | 4-6 |
Leucojum Summer Snowflake | fall | April | 12 | 4-6 | 4 |
Lily | fall or spring | early spring | 2-8 | 4-6 | 9-18 |
Lily of The Valley Convallaria | fall or spring | May-June | 6-8 | 1 | 3-4 |
Lycoris Hardy Amaryllis | mid-summer to fall | late summer, early fall | 12-18 | 2-4 | 5-8 |
Muscari | late summer, early fall | early spring | 6-9 | 3 | 2-3 |
Narcissus, Daffodils | sept.-oct. | Apr.-May | 12-24 | 5-6 | 6-8 |
Oxalis | fall | spring | 2-8 | 2 | 2-6 |
Peony | Spring/Fall | March-June | 36 | 3 | 24-36 |
Ranunculus | spring | early spring | 8-12 | 1.5 | 6 |
Scillia Hispanica | fall | spring | 15 | 2-3 | 4-5 |
Scilllia Siberica | fall | mar.-apr. | 6 | 3 | 3-6 |
Tulip Hybrid | fall | spring | 6-18 | 6-8 | 3-6 |
Tulip Species | fall | spring | 4-8 | 2-3 | 1-2 |
Zephyranthes | spring | mid-summer | 9-12 | 1-2 | 3 |