When To Plant Cannas Bulbs
During spring when planting of canna lily plant wait until the threat of frost has passed.
When to plant cannas bulbs. In planting zones 8 and up cannas will repeat bloom throughout summer and throughout the year in zones 9 and above. Check online for state extension websites that publish this information for. I have these under a plant light in my bat for the winter but cold hardy tropicals learn about tropical plants that grow in zone 5 cannas how to plant grow and care for canna flowers the old colorful plants for wet soil hgtv tips for growing caladiums in zones 5 7 the best flowers for wet soggy soil better homes gardens. When to plant cannas plant outdoors in late spring and early summer.
In usda zone 8 apply a layer of. Or amend the soil with the addition of organic material to raise the level 2 3 to improve the drainage. Despite cannas only being hardy in zones 8 11 they are just as common in northern gardens as they are in southern regions. Add approximately 2 inches of compost to the top of the soil and work the compost in to mix it completely with the existing soil.
Soil temperature must be 60 f 15 c or warmer. Replant the bulbs in spring after the ground has fully thawed and all danger of frost has passed. While technically they don t have a top or bottom most canna rhizomes can be planted horizontally with the eyes facing up. Although new canna rhizomes can be planted as.
Peat moss compost ground bark or decomposed manure all work well and. In cool climates canna bulbs are planted each spring then in fall they are dug up divided and stored away from the winter chill to be replanted in spring. Cover the rhizomes with 3 to 6 inches of soil. In usda zones 9 through 12 canna rhizomes can remain in the ground throughout the winter.
Outdoor beds find a location where the soil drains well. Choose a sunny growing location in the spring after the threat of frost has passed. Some people ask how to determine soil temps. Groups of cannas should be planted about a foot or two apart.
For planting new rhizomes put them in the garden february through april. Department of agriculture plant hardiness zones 8 through 11. Strive to work the soil down to a depth of at least 1 foot. Plant the canna bulbs in the spring for summer blooming in a sunny garden.
If there are still water puddles 5 6 hours after a hard rain scout out another site.