Removing lily bulbils from the plant Step 2 Treat the bulbils as if they were large seeds. Sometimes, small mammals will also snack on the bulbs, putting them out of commission. He remembered every detail from the QVC segment we watched before we ordered it! Plant single large bulbs (10-12cm (4-5in) diameter) into 20-23cm (8-9in) diameter containers, or plant three to four smaller bulbs (5-8cm (2-3in) diameter) into 23-25cm (9-10in) diameter containers. 2. Hot will damage the precious blooms. Snapping or Pinching off. Calla lilies are slow to sprout and can take anywhere from 2-6 weeks before they will show any signs of life. For an extra boost, tent your lilies, stems and leaves as well as blooms in their vase, with a large plastic bag. When you cut the stems . I find selling lilies as "flowering houseplant" rather troublesome. It does not mean that growing lilies in pot indoors is not possible. American native tiger lilies are the latest bloomers, 100 to 120 days after spring growth starts. Butler began blogging, editing and writing in 2000. This is a big reason they're so popular as cut flowers. Butler began blogging, editing and writing in 2000. Each variety of lilies bloom during a specific period of time. If you give some thought to lily bloom times when selecting bulbs, you can plant a selection that will keep your garden in bloom all summer long. The seeds should . If the plant is in a container, that time can be sped up or slowed down by raising or lowering the temperature in the house or greenhouse where it lives. All bloomed for just three days. 11/20/2014 at 04:30 PM. Instead, switch to one that has more phosphorus. Like most flower bulbs gladiolus prefer soil that is moist but drains well. Ideally plant in early autumn, although bulbs can be planted until spring. You will need to monitor the stakes and string lines as the gladiolus begins to grow. //