Agree with the refrigeration, tulips and spring bulbs need the cold period to bloom in spring. You want about 10 inches of soil over the tops. Never failed, I live in SC and I'll probably do the pots this weekend and put outside. Then store in a mesh bag or some dry peat moss. You will rarely have to worry about watering them as they actually prefer dry conditions. Origin: Asia (particularly Turkey and Iran) and Europe (especially in the Mediterranean area) Because of the drumstick allium’s long, straight stems, it makes a perfect cut flower by itself or in combination with garden roses or dahlias—either way it looks great. From the shorter types like the Allium Karataviense, perfect for tubs and pots to the tall elegant types such as Purple Sensation and Gladiator, which will look wonderful planted in amongst your perennials. It says to plant in October - November, but it likely depends on the Region in which you live. Alliums like dry soil so be sure soil is dry in those pots. Most alliums peak around May, but for later flowers look to Allium sphaerocephalon , which forms green buds in June that open to deep maroon flowers in July and August. Too wet and the bulbs might begin to sprout. Allium bulbs can grow in partial sun to light shade, but they thrive in areas of full sun. In each layer of bulbs, the bulbs should not be touching one another. The concern with having them outdoors in pots is- are they deep enough and surrounded by enough soil to keep them from being killed by freeze/thaw? - The question is, what is the best way for her to store the Allium and Crocus bulbs until she can plant them in the spring? Chicken wire weighed down over them would help) If a refrigerator is available the whole pots can be stored there-soil should just barely be damp. I found as long as they have a period of cold, replicating winter, they do fine. They'll sprout more rapidly when planted. Make sure they are dry. If this is in fact an option, how long should they dry? Pack the bulbs in fresh, dry soil in a plastic container. Trenches are then loosely back filled with soil or mulch. When buying ornamental allium bulbs you should stick to hybrid or heirloom. Make sure your bulbs don’t freeze – This means if you’re still having freezing nights in your area, you won’t want to store them in an unheated garage or shed. Check them once a month to see that crocuses are moist. Your bulbs may have had enough of a chilling period to … Nectaroscordum will take some shade and self sows so take care where you plant it. Too wet and the bulbs might begin to sprout. I put mine in my refrigerator drawer ( full of tulips right now lol) , plant when I can, then put the pots outside. Purchasing Ornamental Allium Bulbs is a much easier task than say vegetable or herb seeds, where you have to worry about GMOs, Organic, Heirloom, etc. Alliums like dry soil so be sure soil is dry in those pots. Moisture is a matter of balance-you don’t want dry shriveled bulbs and you dont want moldy or sprouted bulbs. Cold or warm?- Should she dig them out of the soil they're currently in and keep them in a paper bag in the refrigerator perhaps? Should the Allium pots just be kept dry?Thanks again. Lay bulbs on a tray to dry for 24 hours to help prevent fungal rots developing in storage. Spring flowering bulbs, including crocus, need a chill period 40 F degrees or lower for 12-16 weeks in order to bloom. Large amounts of sunlight will help the alliums develop strong stems, and strong stems are more likely to support large blooms. If a refrigerator is available the whole pots can be stored there-soil should just barely be damp. You could also store your bulbs until it's time to plant in the fall. Allium seeds in the hand If the weather’s damp when you pick the seedheads from your alliums, they can be hung in a paper bag in the airing cupboard to dry out thoroughly before storing. Remove any injured or diseased bulbs and any that feel soft. Thanks for your help! Ask an Expert is made up of groups and individual experts. Good luck and thanks for using our service. It is a natural gray-blue-green mold that occurs when they are exposed to air, and that disappears as soon as the bulbs … - A resident bought some Allium and Crocus bulbs in November, but never got a chance to put them in the ground outside. I put mine in my refrigerator drawer ( full of tulips right now lol) , plant when I can, then put the pots outside. Storing Bulbs Before Planting. Simply keep the plants moderately watered until they fade to yellow and begin to shrivel. Place your bulbs in a breathable container. Allium cristophii is a real stunner with orbs of flower up to 9in across that shimmer and sparkle in the late spring sunshine. Allium bulbs should be divided every three or four years. 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