A Shopper’s Guide to Mandevilla
Today, easy-care mandevilla come in two main categories: mandevilla vines and
Mandevilla vines are the old-fashioned type, which more gardeners tend to be familiar with. These plants quickly twine up and around trellises, arbors, and other structures, making them valuable for adding color vertically. Mandevilla vines climb by wrapping their new growth around a support. It’s important to know they grow in a clockwise or counterclockwise fashion, so pay attention when you train them. If yours grows clockwise, and you wrap it counterclockwise around its support, your mandevilla will unwind itself.
Different varieties of mandevilla vines grow different heights; the largest varieties tend to climb between 10 to 15 feet tall in a gardening season. Because they are vines, you can train them to grow horizontally or vertically.
Mounding mandevillas tend to be newer selections. Rather than growing up, they form tidy mounds, making them ideal for use in garden and landscape beds and borders, as well as in container gardens. Most mounding mandevillas grow 12 to 18 inches tall and
Mandevilla Flower Colors
Originally, pink-flowering mandevillas were most common, such as the old variety ‘Alice Dupont’, but over time, plant breeders have expanded the color range. Now you can find mandevilla flowers in all shades of pink, from soft, cotton-candy pink to bright and bold hot pink. There are pure white and bright red mandevilla varieties, as well. There’s even an apricot-colored variety available.
Shopping for Mandevilla
When you’re at your local garden center shopping for mandevilla, look for lush plants with lots of dark green leaves. Plants that have a lot of yellow leaves (especially in the middle or at the top of the plant) may be stressed and less healthy. The presence of flowers doesn’t necessarily show a plant is
Another way you can look at a mandevilla’s health is to slip it out of its pot and look at the roots. Healthy roots are firm and white or creamy. Unhealthy roots will look yellowed or brown and be mushy. If the plant is suffering from rot, you may detect a foul odor in the potting mix, particularly toward the bottom of the pot.
You’ll probably see mandevilla vines grown two ways: with trellises or with teepees. Trellised plants are better for growing on fence or structure you want them to fan out. Teepeed plants are better suited for places you can grow them vertically, such as up a pole or trellis.
Heat- and drought-tolerant mandevilla plants require little care once they’re planted and established. All varieties do best in a spot with
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Today there are many varieties of mandevilla available at local garden centers, mass merchandisers, and home improvement centers. Some of the most popular types include:
> Alice Dupont mandevilla: This was one of the first varieties that was widely available. It features large pink flowers and textural leaves. It’s not as floriferous as newer selections.
> Costa Del Sol mandevilla: Costa Del Sol varieties are mounding types that show off red, pink, or white mandevilla flowers. They’re topnotch picks for hanging baskets and container gardens.
> Dipladenia: Dipladenia is another name for mandevilla.
> Rio mandevilla: Rio varieties are mounding and come in a range of colors, including red, pink, and white.
> Summervillea mandevilla: Summervillea is an especially strong mounding variety that shows off a profusion of rich red flowers. We’ve found that, in our Miami, Florida, Trial Garden, Summervillea holds up better than other varieties as a perennial.
> Sun Parasol mandevilla: The Sun Parasol series of mandevilla, bred by Japanese company Suntory, features the widest range of flower colors available, from pure whites to deep, rich crimson reds. There are several series in the Sun Parasol mandevilla family; different series have different flower sizes.
> Tropic Escape® mandevilla: This collection, only from Costa Farms, is made of a number of different varieties, which our growers have hand-picked to be the best of the best.
> Variegated mandevilla: There are several selections of mandevilla available with variegated foliage (such as Fire and Ice Fury). While their leaves add extra interest, we’ve found from our testing that most are not as easy to care for as their green-leafed counterparts.