Plant Care Rockweed


4.6 out of 5 (5 experiences)

Rockweed has a Fast grower plant personality Fast grower
Rockweed has a Survivor plant personality Survivor

About Rockweed

Rockweed is a popular houseplant 🌿 that is easy to grow and needs regular watering to thrive. They do best in abundant sunlight ☀ and should be less than 3 feet from a window.

Plant parents describe this plant as a fast grower and being a survivor with a whopping 138 being grown with Greg around the world. Check out the reviews below for more details!🌟

Rockweed likes soil that is well draining. Your plant shouldn't need added fertilizers if you repot each time it doubles in size.

Rockweed belongs to the pilea genus, and is native to Mexico, South America, and the Southeastern United States.


Pilea microphylla

Also known as

Artillery Plant and Gunpowder Plant

How to care for Rockweed


How often to water your Rockweed

Water needs for Rockweed
0.5 cups
every 9

Rockweed 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 Rockweed

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 Rockweed in your home

Light needs and placement for plant Rockweed: 3ft from a window
3ft or less from
a window

Rockweed may have difficulty thriving, and will drop leaves 🍃, without ample sunlight.

Place it less than 3 feet from a south-facing window to maximize the potential for growth.

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


How to fertilize Rockweed

Nutrient, fertilizer, and repotting needs for Rockweed: 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 Rockweed after it doubles in size or once a year—whichever comes first.

Difficulty Level

Rockweed is generally considered an easy-to-care-for plant and makes a great choice for beginners!

Water Needs
Sunlight Needs
Growth Pattern
Growing Outdoors

Care Summary for Rockweed



Greg recommends:


0.5 cups every 9 days


< 3ft from a window


Repot after 2x growth

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

What other plant parents say

Rockweed has a Fast grower plant personality Fast grower 2
Rockweed has a Survivor plant personality Survivor 2
Rockweed has a Pet friendly plant personality Pet friendly 1
Sarimelati avatar
leaf-1 37 Plants
xp 544 XP
globe Mashpee, Massachusetts

Very pretty, remind me of the tree of life in mini version. Love it. Very easy to care

Baileytaylor avatar
leaf-1 21 Plants
xp 321 XP

leaves fall of easily

Survivor Survivor

Trending in your area

Similar to Rockweed

Discover rare plants

This plant is popular in