Canna lilies ( Canna spp . ) can add up back year after yr in warm climates , specifically USDA hardiness zones 8 to 10 . These zones have mild wintertime , where temperature rarely spend below freeze for extended periods . In such part , canna bulb can be leave in the ground over wintertime , and the plants will dependably come back in the undermentioned outpouring .
In my personal experience as a gardening and landscape gardening expert , I have check canna lilies prosper as perennial in these warm climate zone . Their vibrant blooms and exuberant foliage add together a tropic touch to the garden , creating a beautiful and exotic display . It is truly delightful to witness these plant life issue from the ground year after year , add liveliness and color to the landscape .
However , it ’s important to observe that canna lily are not frost - tolerant , and in regions northerly of zona 8 , the bulb will not survive if left in the ground over wintertime . Frost can damage or kill the bulbs , leading to their demise . Therefore , in colder climates , it is necessary to take measures to protect the bulbs during the wintertime months .
One choice for gardeners in colder regions is to dig up the canna bulb before the first hoar . This can be done in late fall when the leaf has died back . cautiously raise the bulbs from the background , contain care not to damage them . Shake off any excess grime and provide the lightbulb to dry in a coolheaded , dry space for a few days . Once dry , put in the bulbs in a cool , dark localization for the winter . A cellar or service department do work well for this purpose . check that to tag the bulb if you have different varieties , as this will facilitate with identification come planting sentence .
During the wintertime storage time period , it is important to periodically determine the bulbs for sign of rot or disease . If any bulbs appear to be damaged or pathological , it is best to throw away them to prevent the facing pages of any issues to the goodly bulbs .
In early natural spring , when the danger of freeze has passed , it is sentence to replant the canna bulbs . Choose a sunny localization in the garden with well - draining dirt . Canna lilies prefer rich , fertile soil , so amending the planting area with compost or constitutional matter can be good . dig out a jam large enough to conciliate the incandescent lamp and aim it in the hole , with the pointed end facing up . Cover the bulb with soil and softly tauten it in shoes . body of water thoroughly after plant to determine the grime around the bulb .
Throughout the growing season , canna lilies require regular watering to keep the soil consistently moist . Mulching around the plants can help retain grease wet and suppress green goddess growing . Fertilizing with a balanced , slow - release fertilizer can promote healthy emergence and abundant blooms . Deadheading spent flowers can also further continuous bloom .
Canna lilies can come back twelvemonth after year as perennial in warm climate ( USDA hardiness zones 8 to 10 ) where the electric-light bulb can be leave in the primer over wintertime . In colder region , it is necessary to jab up and store the bulbs during the winter month to ensure their survival . Proper maintenance and sustainment , including tearing , fertilizing , and deadheading , will avail these plants thrive and provide stunning displays of color in the garden .
Caroline Bates
