Cannova Red Golden Flame is a canna grown for velvety red petals edged in gold, and it rewards a simple routine of hot sun, plenty of water, and regular feeding with color all summer.1Horn Canna Farm. Cannova® Red Golden Flame Plant2Monrovia. Cannova Red Golden Flame Canna Lily In warm areas it comes back on its own each year, while in colder areas the underground part is lifted and stored until spring.3Longfield Gardens. Canna Lily Grow Zone: Expert Guide for Every Climate4NC State Extension Plants. Canna
What to Expect From Cannova Red Golden Flame
Expect a plant about 2.5 to 4 feet tall and roughly 14 to 20 inches wide.5Proven Winners. Cannova Red Golden Flame Canna Lily Canna generalis Some growers list it as up to 2 feet wide, so leave a little extra room.6Monrovia. Cannova Red Golden Flame Canna Lily That upright, space-saving habit makes it suitable for containers as well as beds.7Horn Canna Farm. Cannova® Red Golden Flame Plant
The red flowers with bright yellow edges stand out against solid green foliage.8Monrovia. Cannova Red Golden Flame Canna Lily The Cannova series was bred for heavy branching and lots of flowers compared with leaves, which gives a full plant.9Takii Europe. Cannova F1 Scarlet Like other cannas, it grows from a rhizome, a thick underground stem that stores food and sends up new shoots; you’ll see this word again when planting and storing it.
Sun, Heat and When to Plant
Cannas bloom best with at least 8 hours of direct sun a day.10Epic Gardening. Do Canna Lilies Need Full Sun, Partial Shade, or Full Shade?11Longfield Gardens. Can Canna Lilies Grow in Full Sun? Expert Growing Tips In shade they grow leggy, and the stems can flop over.12American Meadows. How To Grow Canna Lilies They handle heat well as long as they get enough water.13Longfield Gardens. Can Canna Lilies Grow in Full Sun? Expert Growing Tips
To pick a spot, watch it over one day and count the hours of direct sun. Avoid spots under trees, where roots also compete for water.
Cannas love heat, so wait to plant outside until gardeners near you are setting out tomatoes.14American Meadows. How To Grow Canna Lilies That means after the last frost, once nights stay warm. They also enjoy humidity and moist soil.15Epic Gardening. Do Canna Lilies Need Full Sun, Partial Shade, or Full Shade?
To plant a nursery pot in the ground, dig a hole as deep as the pot and a little wider. Set the plant at the same depth it grew in the pot, firm the soil around it, and soak it well right away.
How Often to Water
Plants in garden beds need about 1 inch of water a week from rain or the hose.16Longfield Gardens. How Often to Water Canna Lily Bulbs for Best Blooms A deep soaking once or twice a week works better than a light daily sprinkle.17Longfield Gardens. How Often to Water Canna Lily Bulbs for Best Blooms Deep watering pushes roots down, so the plant copes better if you miss a watering.18Longfield Gardens. How Often to Water Canna Lily Bulbs for Best Blooms Once established, in-ground cannas survive dry spells, though they may grow shorter and bloom less.19Longfield Gardens. How Often to Water Canna Lily Bulbs for Best Blooms
Pots are a different story. They dry out much faster because air reaches the soil on every side.20Longfield Gardens. How Often to Water Canna Lily Bulbs for Best Blooms Roots also soon fill a medium pot, leaving less soil to hold water.21Longfield Gardens. How Often to Water Canna Lily Bulbs for Best Blooms So in peak summer potted cannas often need water every day, and twice a day in very hot or windy weather.22Longfield Gardens. How Often to Water Canna Lily Bulbs for Best Blooms23Epic Gardening. How Much and How Often Should You Water Canna Lilies?
To check whether a canna needs water, push a finger an inch or two into the soil. If it’s dry there, water. Drooping leaves in afternoon heat can mean a pot has dried out, though leaves may also droop briefly in strong heat even when the soil is moist, so check the soil too. A pot that feels light when you lift it is a quick clue as well.
When you water a pot, go slowly until water runs out of the drainage holes. On very hot days, water in the morning and again in late afternoon. Empty any saucer holding standing water. Keep the soil moist but not waterlogged, because soggy soil can cause root rot.24NewPro Containers. Growing Canna Lily in Pots
If a pot dries out completely and the plant wilts, the soil shrinks away from the pot wall. The first soaking can then run down that gap and straight out the bottom without wetting the root ball. Water slowly, pause, and water again a few minutes later, or stand the pot in a tub of water for about half an hour until the surface is damp. A plant that wilted once usually recovers within a day, though scorched leaf edges may stay brown. Trim them off if they bother you.
Growing It in a Container
Choose a pot at least 12 inches (30 cm) wide.25RHS Advice. Canna Plant Care Fill it with a loam-based, peat-free potting mix and add a slow-release fertilizer.26RHS Advice. Canna Plant Care Plant the rhizome at the same depth you would in a garden bed.27RHS Advice. Canna Plant Care Because the plant fills a pot with roots quickly, a roomier pot holds more water between waterings.28Longfield Gardens. How Often to Water Canna Lily Bulbs for Best Blooms
Make sure the pot has drainage holes. A heavier pot also keeps a 4-foot plant from tipping over in wind.
Feeding and Deadheading for More Flowers
Cannas grow fast and need more frequent feeding than most garden perennials.29Longfield Gardens. Canna Nutrients Grow Guide: Feeding Tips for Big Blooms Apply a 5-10-5 or 10-10-10 granular fertilizer two to three times during the growing season.30Southern Living. How To Grow And Care For Cannas So They Bloom All Summer Long High-nitrogen fertilizer makes plants taller with scraggly blooms.31Southern Living. How To Grow And Care For Cannas So They Bloom All Summer Long
On a fertilizer label, the three numbers are nitrogen, phosphorus and potassium, in that order. A middle number that isn’t lower than the first suggests a feed that won’t push leaves at the expense of flowers. Lawn fertilizers are high in nitrogen, so avoid them for cannas.
A simple schedule: feed when new growth starts in late spring, then again in early summer and midsummer. Water before and after applying granular fertilizer so it doesn’t burn the roots. Potted plants with slow-release fertilizer in the mix need less extra feeding.
Cut the whole stalk back once its flowers have faded.32Lady Bird Johnson Wildflower Center. Deadheading cannas and geraniums The plant is so vigorous that it quickly sends up a new stalk with fresh blooms.33Lady Bird Johnson Wildflower Center. Deadheading cannas and geraniums
To make the cut, follow the spent flower stalk down to where it leaves the main stem or a leaf, and cut there with clean pruners. Leave the leaves, which feed the plant.
Winter Care Depending on Your Zone
Your USDA hardiness zone, the number on most plant tags, is based on how cold your winters get. Cannas survive winter in the ground in zones 7 to 11.34Longfield Gardens. Canna Lily Grow Zone: Expert Guide for Every Climate There the soil doesn’t freeze deeply enough to harm the rhizomes.35Longfield Gardens. Canna Lily Grow Zone: Expert Guide for Every Climate Some experts list the range as zones 7 to 10.36Home & Garden Information Center. Cannas Can Take the Heat! The rhizomes are injured below 25°F.37NC State Extension Plants. Canna In borderline zone 7, a thick layer of mulch keeps the soil from freezing deeply.
In zone 6 and colder, cut the plant to the ground right after the first frost and dig up the rhizome clumps.38NC State Extension Plants. Canna Store them in a dry material such as peat or vermiculite, somewhere cool that stays above 40°F.39NC State Extension Plants. Canna Keep them from drying out too much, because losing moisture is the main storage risk.40Acta Horticulturae. STORAGE OF CANNA RHIZOMES
Lift the clump gently with a fork to avoid slicing the rhizomes. Shake off the soil and let the clump dry a day or two before packing it, and label each box with the variety.
Look at the stored rhizomes monthly. Discard any that are soft or rotting, and mist the material lightly if they look shriveled.
In spring, cut rhizomes into 3- to 5-inch pieces, each with at least one eye, a growth bud.41Longfield Gardens. Can You Grow Canna Lilies From Cuttings? Expert Guide Let the pieces dry in shade for 24 hours so the cuts seal over.42Longfield Gardens. Can You Grow Canna Lilies From Cuttings? Expert Guide The sealed cut helps keep soil diseases out.43Longfield Gardens. Can You Grow Canna Lilies From Cuttings? Expert Guide
Dealing With the Canna Leafroller
The adult is a skipper butterfly that lays tiny pale green eggs about 1 mm wide on canna leaves.44CAES Field Report. Larger Canna Leafroller: A Major Insect Pest of Canna Lily45NC State Extension Publications. Larger Canna Leafroller The hatching caterpillars cut the leaf edge, tie it with silk and roll the leaf into a tube where they feed.46CAES Field Report. Larger Canna Leafroller: A Major Insect Pest of Canna Lily Grown caterpillars are pale, see-through green, up to 2 inches long, with orange heads.47NC State Extension Publications. Larger Canna Leafroller You may also see droppings pushed out of the rolled leaves.48CAES Field Report. Larger Canna Leafroller: A Major Insect Pest of Canna Lily
It is mainly a pest in warm Southern areas and doesn’t survive winter north of southern Florida.49NC State Extension Publications. Larger Canna Leafroller Even so, it can produce at least two generations a year in places like North Carolina.50NC State Extension Publications. Larger Canna Leafroller It lays fewer eggs on green-leaved cannas and favors red- or orange-flowered ones.51CAES Field Report. Larger Canna Leafroller: A Major Insect Pest of Canna Lily Red Golden Flame has green leaves but red flowers, so watch it if you garden in the South.
Check leaves twice a week starting in May, looking for the first folded leaf edges.52CAES Field Report. Larger Canna Leafroller: A Major Insect Pest of Canna Lily Squish larvae inside the rolls with your fingers.53CAES Field Report. Larger Canna Leafroller: A Major Insect Pest of Canna Lily Bt spray works best on young caterpillars.54CAES Field Report. Larger Canna Leafroller: A Major Insect Pest of Canna Lily Contact sprays need heavy coverage because the caterpillars hide inside the rolls.55CAES Field Report. Larger Canna Leafroller: A Major Insect Pest of Canna Lily
What to Plant With It
Cannas make a tall centerpiece, or “thriller,” in sunny beds and large pots.56Longfield Gardens. Best Canna Lily Companion Plants: What Grows Well Together Pair them with heat lovers such as dahlias, lantana and coleus.57Longfield Gardens. Best Canna Lily Companion Plants: What Grows Well Together Fine-textured grasses balance the broad canna leaves.58Longfield Gardens. Best Canna Lily Companion Plants: What Grows Well Together
For color, yellow or orange lantana repeats the gold edges, and dark coleus makes the red stand out. Silvery grasses soften the bold colors.
Hummingbirds visit cannas for their bright red blooms and nectar-filled flowers.59Proven Winners. 5 Favorite Flowers of Hummingbirds The sturdy stems give them a place to perch.60Proven Winners. 5 Favorite Flowers of Hummingbirds