Plant Care Allamanda Cathartica

Allamanda Cathartica

Also known as

Golden Trumpet, Golden Trumpet, Common trumpetvine and Yellow allamanda


Allamanda cathartica

How to care for Allamanda Cathartica


How often to water your Allamanda Cathartica

Water needs for Allamanda Cathartica
0.5 cups
every 9

Allamanda Cathartica needs 0.5 cups of water every 9 when it doesn’t get direct sunlight and is potted in a 5" pot.

Use our water calculator to personalize watering recommendations to your environment or download Greg for more advanced recommendations for all of your plants.

Calculate water needs of Allamanda Cathartica

Water 0.5 cups every

Does your plant get direct sunlight?

Select the pot size


Check the growing potential in your area

A plant's growing potential is determined from its location, the time of year, and current local weather.

Select a city to check sunlight intensity

Finding light for Golden Trumpet in your home

Light needs and placement for plant Allamanda Cathartica: 1ft from a window
1ft or less from
a window

Allamanda Cathartica love being close to bright, sunny windows 😎.

Place it less than 1ft from a south-facing window to maximize the potential for growth.

Allamanda Cathartica does not tolerate low-light 🚫.

Select your region to see how the current weather in your area affects the placement of Allamanda Cathartica in your home 🏡.


How to fertilize Allamanda Cathartica

Nutrient, fertilizer, and repotting needs for Allamanda Cathartica: repot after 2X growth

Most potting soils come with ample nutrients which plants use to produce new growth.

By the time your plant has depleted the nutrients in its soil it’s likely grown enough to need a larger pot anyway.

To replenish this plant's nutrients, repot your Allamanda Cathartica after it doubles in size or once a year—whichever comes first.

Difficulty Level

Allamanda Cathartica is generally easy to care for, though some plant parents report facing challenges with growing it. Check out the reviews down below to read more about their experiences!

Water Needs
Sunlight Needs
Growth Pattern
Growing Outdoors

Care Summary for Allamanda Cathartica

Allamanda Cathartica

Allamanda Cathartica

Greg recommends:


0.5 cups every 9 days


< 1ft from a window


Repot after 2x growth

Based on the 4” pot your plant is in, and that it doesn’t get direct sunlight.

Trending in your area

Similar to Allamanda Cathartica

Discover rare plants

This plant is popular in