What's Wrong with My Jade?

Crassula ovata
Reviewed by Kiersten Rankel M.S.
Quick Answer
1.
Most Jade problems are overwatering.
Jade stores water in its leaves and trunk, so it almost always rots before it goes thirsty. Check the soil before doing anything else.
2.
Light is behind most of the rest.
Leggy growth and leaf drop from stress both trace back to too little sun. A bright window or outdoor spot in warm months fixes both.
3.
New growth at the branch tips means it's fighting.
Even if lower leaves look rough, a Jade pushing fresh leaves at the ends of its branches is healthy enough to recover.
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Common Jade Problems

Yellow leaves

Overwatering

Jade leaves are filled with water-storing cells that burst when the soil stays wet too long. The oldest leaves go glassy and yellow first, starting at the base of the plant and working up.

1. Stop watering and let the soil dry out completely
2. Check the stem base for soft spots or dark discoloration
3. If the base is still firm, hold off watering for two to three weeks and then resume on a drier schedule
4. If soft spots are present, the rot has reached the stem. Cut the plant above all soft tissue until you reach firm wood, let the cut callus for two to three days, and replant in dry, gritty mix
Normal leaf drop

A Jade slowly sheds its oldest lower leaves as it puts energy into new growth at the branch tips. If just one or two lower leaves are yellowing and the rest of the plant is firm and healthy, the plant is fine.

Dropping leaves

Cold or draft shock

Jade drops leaves fast in response to temperature swings. Moving the plant, setting it near a cold window in winter, or catching an air-conditioning draft can trigger a mass drop within days.

Move the plant to a stable spot away from vents, drafts, and cold glass. Keep it above 50°F (10°C) at all times. Leaf drop from a single cold event usually stops on its own once conditions stabilize.
Overwatering

When Jade roots rot, the plant can't support its leaves and sheds them quickly. The leaves often fall off while still green and plump, which is the tell that rot is behind it rather than a cold snap.

Press the soil. If it's damp and the plant is dropping plump green leaves, stop watering immediately.

Check the base of the stem for softness. If the stem is still firm, let the soil dry fully before watering again. If the base is soft, the rot has reached the stem. Cut the plant above all soft tissue until you reach firm wood and replant the healthy top in dry, gritty mix.

Wrinkled leaves

Underwatering

Jade draws on water stored in its fleshy leaves before showing drought stress. When the reserves are finally depleted, the leaves pucker and wrinkle. Recovery is fast once the plant gets a thorough drink.

Soak the soil until water runs from the drainage hole. Leaves should plump back up within a day or two.

If they don't plump up, gently press the base of the stem. Rot can mimic underwatering from the outside while destroying the roots below.

Mushy stem

Root rot climbing the stem

Jade's thick trunk and branches hold moisture, which means rot from a waterlogged pot can travel up the stem and turn it black and soft. Once the main stem is mushy, the roots are gone. Act fast.

1. Cut the plant above all soft tissue until you reach firm, dry wood
2. Let the cut end sit in open air for two to three days until a callus forms
3. Plant the cutting in dry, gritty cactus mix and wait two weeks before the first light watering
4. Discard the original pot and roots entirely

Leggy growth

Not enough light

Jade is a sun-lover from South Africa's dry rocky hillsides. In low light, the stems elongate and the leaves become small and widely spaced as the plant reaches for the source. The compact, tree-like form is lost.

Move to the brightest window available, ideally a south-facing one with direct sun for at least four hours a day. In warm months, putting it outside accelerates the recovery.

The stretched stems won't shrink back. Prune leggy branches back to a healthy node to encourage compact new growth from that point.

Pests

Mealybugs

White cottony clumps tucked into the joints where leaves meet the stem. Jade's densely branched structure gives mealybugs excellent cover, and they can build up to a large colony before becoming visible.

1. Dab every cluster with a cotton swab dipped in 70% isopropyl alcohol
2. Follow up with an isopropyl spray over the whole plant, working into each leaf joint
3. Repeat every five to seven days for three weeks to catch newly hatched eggs
Scale

Small brown or tan bumps along the stems that don't move when touched. Scale insects hide under a waxy shell and suck sap directly from Jade's woody stems, causing yellowing and weakened growth.

1. Scrape the bumps off with a soft toothbrush or the edge of a card
2. Wipe the stems down with 70% isopropyl on a cloth to kill any remaining crawlers
3. Check weekly for a month and repeat if new bumps appear

Preventing Jade Problems

A few consistent habits prevent most of what goes wrong with Jade.
Monthly Check
1
Water only when the soil is bone dry all the way through.
Jade holds water in its leaves and trunk longer than most houseplants. In most indoor conditions that means watering every two to four weeks, not weekly. Overwatering is the top cause of death.
2
Use a gritty, fast-draining mix in a pot with a drainage hole.
A 50/50 blend of cactus soil and perlite gives roots the air they need. Standing water at the bottom is how stem rot starts.
3
Give it the sunniest spot available.
A south-facing window or outdoor placement in warm months keeps growth compact and the plant stress-free. Low light leads to leggy stems and makes rot more likely.
4
Keep it above 50°F and away from drafts year-round.
Cold air near a winter window or an air-conditioning vent is the most common trigger for mass leaf drop. Stable temperatures prevent shock drops.
5
Check the leaf joints every time you water.
Mealybugs and scale hide in Jade's dense branching. Catching them early means a cotton swab and five minutes rather than weeks of treatment.
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About This Article

Kiersten Rankel M.S.
Kiersten Rankel M.S.
Botanical Data Lead at Greg · Plant Scientist
About the Author
Kiersten Rankel holds an M.S. in Ecology & Evolutionary Biology from Tulane University. A certified Louisiana Master Naturalist, she has over a decade of experience in science communication, with research spanning corals, cypress trees, marsh grasses, and more. At Greg, she curates species data and verifies care recommendations against botanical research.
See Kiersten Rankel's full background on LinkedIn.
Editorial Process
Every problem and fix in this article was verified against Greg's botanical database, cross-referenced with USDA hardiness zone data and published horticultural research from World of Succulents, Missouri Botanical Garden, and the Cactus and Succulent Society of America. The Crassula ovata care profile reflects documented species behavior combined with years of community grower feedback in Greg.
59,517+ Greg users growing this plant
USDA hardiness zones 9b–12b