Allamanda violacea grow and care – shrub or vine of the genus Allamanda also known as Violet allamanda, Allamanda violacea perennial evergreen can grow as annual, used as ornamental fragrant plant, can grow in tropics mediterranean, subtropics or temperate climate 9b+ as perennial and 7+ as annual and with the right care in hardiness zone 9a.

Leaves color green in elliptic shape the leaves grow on whorls.

Allamanda violacea flower

Flower color purple, in trumpet-bell shape with five petals, the flowers grow in cluster.

Allamanda violacea for sale – Seeds or Plants to Buy

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How to grow Allamanda violacea growing and care:
Frost free, well drain, rich soil, trellising (for the vine), , mulch

How to care:
Fertilize once a year, add mulch to keep the soil moist, add humus and organic matter

What is the best way to start growing?
Plant / Seed / Vegetative Reproduction – cutting

How to propagate:
Propagation by cutting better to start in the spring or with temperature of 24-28C (75-83F), requirements: moist soil, high humidity, peat soil, hormone for root growth, highly recommend to use green house (or small plastic box with holes), possible also to start cutting by water but need also the same condition and to switch soil every few days

Is it necessary to graft or use vegetative reproduction?
No, but easier start by cutting than from seeds although it’s not hard to start from seeds

Difficulties or problems when growing:
Invasive and aggressive

Planting season:
Spring (as annual) or as perennial in hardiness zone 9, spring to summer in hardiness zone 10, spring to autumn in hardiness zone 11, all year in hardiness zone 12+.

How to plant:
Dig hole bigger than the roots ball, add to the hole: organic matter, dead leaves and humus put back some soil and mix it, after this cover, the plant need to trellising on something, water it twice in the first day and every day for two weeks.

Pests and diseases:
Aphids, meal bug, mites

Pruning season:
Autumn / Winter (possible all the year)

How to prune:
Just for design, dead stems, and better to prune that plant that all the branches will get sun or at least light (better for blooming)

Size of the plant?
1.5-3m, 5-10feet

Growth speed in optimal condition:
Fast growing, when the plant young grow slowly

Water requirement:
Average amount of water / Big amount of water

Light conditions in optimal condition for growing:
Full Sun / Half Shade will bloom less

Is it possible to grow indoor as houseplant?

Growing is also possible in a planter, flowerpot, containers:
Yes, when grow in container, size 10-20 liter (2.5-5 gallon), average amount of water that needed, it’s to keep the soil moist and the water go out of the pot, when it’s grow as perennial every two years to switch soil, and prune part of the roots and the plants, soil rich with organic matter add fertilizer, can us in potting mix or peat soil with perlite or vermiculite.

Blooming information

Bloom season?
Summer / Autumn

General information about the flower:
Trumpet-bell shape flowers with five petals, grow in cluster, color purple

Scientific name:

Allamanda violacea


Blooming Seasons
  • Autumn flowers
  • Summer flowers
Flower colors
  • Purple flower
  • Mediterranean Climate
  • Subtropics Climate
  • Temperate Climate
  • Tropics Climate
Ornamental parts
  • Ornamental flower
  • Ornamental leaves
  • Ornamental plant
Plant growing speed
  • Average growing plants
  • Fast growing plants
Plant life-form
  • Annual plant
  • Evergreen
  • Perennial plant
  • Shrub
  • Vine
Plant Uses
  • Hedging plants
  • Ornamental plants
Planting Season
  • Autumn Planting
  • Spring Planting
  • Summer planting
Plants sun exposure
  • Full sun Plants
  • Part shade Plants
Watering plants
  • Big amount of water
  • Regularly water
Hardiness zone
  • Hardiness zone 10
  • Hardiness zone 11
  • Hardiness zone 12
  • Hardiness zone 13
  • Hardiness zone 7
  • Hardiness zone 8
  • Hardiness zone 9

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