Planting Depth When planting allium bulbs, you want to plant them at a depth of two to three times their diameter—typically around 4 to 8 inches deep. Dig a hole that's at least twice as deep as ...

IT’S SPRING, WHICH means it’s time for the next installment of Seattle Grows, a seasonal garden party game (that I made up).

you can still put on your best gardening gloves and plant bulbs for the summertime. Agapanthus, alliums and dahlias are among 7 bulbs to plant in March for the best summer blooms. I find it much ...

spacing them about 20cm apart (or 10cm apart in the case of smaller bulbs, such as ‘Eros’). Some alliums have rhizomes (underground stems) instead of bulbs; these look more like spring onions than dry ...

Look for bigger bulbs as they'll produce bigger blooms. Summer bulbs, such as alliums, agapanthus and cannas, should be planted in spring, when the soil is beginning to warm up. The ideal soil ...