Lantana (Lantana camara) is a woody-based tender perennial grown throughout Kentucky as a heat-loving bedding annual, since winter here reliably kills it to the ground and beyond. It belongs to the verbena family and produces small, dense flower clusters that often open one color and shift to another as they age, giving a single plant a two-tone or even three-tone look through most of the season. Few bedding plants handle the hottest, muggiest stretch of a Kentucky summer as well as lantana does; once it's established, it keeps blooming through conditions that stall out more delicate annuals. It's also one of the most reliable butterfly and hummingbird plants you can add to a border. Plant it from a nursery transplant after the soil has warmed, give it full sun, and it asks for very little else all summer.
Sowing and planting
Lantana is almost always grown from a nursery transplant rather than seed; seed-grown lantana is slow to germinate and variable, and named cultivars don't reliably come true from seed, so buying started plants is the practical route for most gardeners. Wait until night temperatures have settled and the soil has warmed before setting plants out; in zone 6b that generally means mid-to-late May, once the last frost date has safely passed. Lantana planted into cold soil simply sits and sulks, so there's no advantage to planting early.
Choose a full-sun spot; lantana blooms sparsely and grows leggy in shade. Space plants 18 inches (45 cm) apart to give the mounding, spreading habit room to fill in without crowding. Dig a hole no deeper than the root ball, set the plant at the same depth it was growing in its pot, and water it in well. A light mulch layer helps conserve moisture while roots establish, though it isn't essential once the plant is growing strongly.
Growing on
Water regularly for the first few weeks after planting until roots take hold, then taper off. This is one of the most drought-tolerant bedding plants available: established lantana shrugs off the hottest, muggiest weeks of a Kentucky summer that leave other annuals wilting by afternoon, and it's far more likely to suffer from too much water than too little. Soil that stays soggy invites root rot, so let the top couple of inches dry out between waterings once plants are settled in.
Feed sparingly. A light application of balanced fertilizer at planting is usually enough for the season; heavy feeding, especially with nitrogen, pushes soft leafy growth at the expense of flowers. Lantana doesn't need staking — it holds a dense, mounding shape on its own — though leggy stems can be pinched back lightly in early summer to encourage a fuller, bushier plant.
One practical safety note worth knowing: the small berries that follow the flowers are toxic if eaten, particularly while still green and unripe, and that holds true for people, pets, and grazing livestock alike. This isn't a reason to avoid the plant, but it's worth keeping in mind in a yard with young kids, dogs that sample plants, or animals that can reach over a fence line — site the planting with that in mind, and remove berry clusters if they're forming somewhere easily accessible.
Harvesting
Lantana isn't typically cut for indoor arrangements — the stems carry a sharp, musky scent that most people don't want in a vase — but the flower clusters hold up reasonably well indoors if you'd like to bring a few in for a casual arrangement; cut stems early in the day and strip the lower leaves before placing them in water.
Deadheading isn't required the way it is with many annuals, since lantana blooms continuously from new growth without needing spent flowers removed to keep going. Even so, snipping off faded clusters every week or two tidies the plant's appearance and can encourage it to put out more new flowering shoots rather than ripening seed. It's a quick task, not a necessary one — skip it in a busy week and the plant will keep blooming regardless.
Problems and pests
Stippled, bleached-looking leaves
Lace bugs feed on the undersides of leaves, leaving the tops mottled and pale, and heavy infestations can scorch a plant's appearance by late summer. They're usually worse on stressed or drought-starved plants, so consistent, moderate watering goes a long way toward prevention. Insecticidal soap applied to the undersides of leaves controls an active infestation.
Tiny white insects that rise in a cloud when disturbed
Whiteflies cluster on leaf undersides and are most noticeable when you brush against the plant and a small cloud lifts off. They rarely do serious damage on their own, but large populations stress the plant and leave behind sticky honeydew that can grow sooty mold. Yellow sticky traps catch adults, and insecticidal soap knocks back nymphs.
Soft, rotted stems at the base
Root and crown rot shows up in lantana planted in heavy, poorly drained soil or watered too often. Once the base of the plant turns soft and dark, there's usually no saving it. Prevent it by planting in well-drained soil or a raised bed and watering only when the soil has dried somewhat, rather than on a fixed schedule.
Sparse flowering and leggy, stretched growth
Too much shade, overcrowding, or overly rich soil all push lantana toward leaves and stems instead of flowers. Move plants to the sunniest spot available, give them their full 18-inch spacing, and hold off on heavy feeding; a light pinch back in early summer also helps thicken up a stretched plant.
Powdery white coating on the leaves
Powdery mildew can appear during humid, crowded conditions, especially late in the season. It rarely kills the plant but mars its appearance. Give plants their full spacing for good air movement, and water at the soil line rather than overhead, especially late in the day.
Varieties worth growing
- Bandana Series – A compact, uniform series bred for bedding displays, available in a wide range of colors with the classic color-shifting flower clusters.
- Luscious Series – Trailing and mounding types well suited to containers and hanging baskets as well as garden beds.
- Miss Huff – An heirloom-type selection known for vigorous growth and orange-to-pink blooms that hold up especially well through late-summer heat.
- New Gold – A low, spreading selection with solid gold-yellow flowers rather than the typical multicolor clusters, useful as a groundcover-style planting.
- Dallas Red – A compact grower with red-and-yellow bicolor clusters that keep their color well through the season.
- Patriot Series – A range of strong-blooming selections bred for dense, long-lasting flower coverage in bedding displays.