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Questions tagged [citrus]

For questions about citrus trees, about how to care, propagate or identify them.

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21 votes
2 answers
1k views

How should I prune lemon trees?

I have a lemon tree that is 8 years old. I didn't water it enough during its first years, and as a result it's only 2 meters (6 feet) high. How and when should I prune my lemon tree to stimulate its ...
Jonathan's user avatar
  • 1,907
21 votes
1 answer
15k views

What is my citrus deficiency, based on leaf appearance? And how to treat?

In the images of my citrus below, you can see the leaves are paling towards the edges. What is the deficiency and how can I fix it? The soil is clay-dominated with some sand and coloured red, ...
Lisa's user avatar
  • 4,972
18 votes
2 answers
10k views

Will my lime tree recover from cold shock?

This is my first attempt to grow something and it hasn't started off well. During the last winter, my Persian lime tree wasn't protected well enough from a cold front. All the leaves fell off, and the ...
csthopper's user avatar
  • 283
16 votes
2 answers
43k views

Why isn't my lemon tree growing?

We planted a lemon tree five and a half years ago. Today it's about the exact same size as ever. I've tried using citrus fertilizer, but to no avail. We've had dry summers and wet summers, but ...
Rick Measham's user avatar
16 votes
1 answer
2k views

Do I need to correct the pH of my newly re-potted citrus tree?

I tried my hand at making my own soil for my citrus tree re potting. See below for the long story reasoning. I mixed EKO store bought (I live in an apartment) organic compost with coco coir and ...
startoftext's user avatar
15 votes
4 answers
16k views

Why is my Orange tree not bearing fruit

I have an orange tree for about 4 years. It bears flowers but they fall off. I have seen only 2 fruits from this tree. What may I be doing wrong. See pictures. Some leaves have holes. Not sure if ...
JStorage's user avatar
  • 7,984
12 votes
2 answers
3k views

Can anyone identify this abnormality that is on my dwarf citrus?

I recently noticed what looks like small beetles on our dwarf citrus tree. Can anyone identify this abnormality? Click image for full size Is this something harmful that I should attempt to treat?
Randolph's user avatar
  • 327
12 votes
1 answer
3k views

What insect/disease causes lemons to look like a Cthulhu and how can this be prevented?

Earlier today, pictures of weirdly shaped lemons were shared on reddit. The top comment there says it is a case of citrus bud mites, which actually seems to make sense. My questions are: Is this ...
Lorem Ipsum's user avatar
  • 11.2k
12 votes
1 answer
5k views

Is my lemon tree dying?

I'm on my 2nd lemon tree. I live in Melbourne, Australia and lemon trees are the norm around here. I suspect my first one died as it outgrew its pot, which was half the size of this one. I'm ...
jakc's user avatar
  • 609
11 votes
2 answers
393 views

Is there such a thing as a specifically indoor only orange/citrus tree?

I obtained an orange tree a few months ago and it always seems to have a lot of problems. Curling leaves, yellow leaves and dying leaves. I am not looking for suggestions as to why I have problems ...
startoftext's user avatar
11 votes
2 answers
8k views

Will a lemon tree grow back after being cut down low?

My lemon tree was cut down very low by the person cutting my yard. The tree was about two years old. It was cut with a weed eater.
Annette Taylor-Hughes's user avatar
11 votes
2 answers
402 views

Lemons? Limes? Oranges? These trees are wierd!

I inherited 3 trees when I bought my house and all three have thorns on the branches with two trees having what appear to be lemons with orange highlights. When opened they have a very thick skin, ...
Marvin's user avatar
  • 111
11 votes
1 answer
13k views

Why does my lemon tree have black scabs on the lemons and yellow spots on the leaves?

We've recently moved to a new house which has a lemon tree in the backyard in dire need of some TLC -- but we're not quite sure what exactly is wrong with it. Two primary problems, which may or may ...
lambshaanxy's user avatar
10 votes
1 answer
2k views

what care should I give my lemon and orange tree after 8 months neglect?

In July I moved into a new house with an established lemon tree (about 4-5 m high) and orange tree (3-4 m high). Apart from collecting the last crop we have left them alone. The previous tenants grew ...
timbp's user avatar
  • 233
10 votes
1 answer
19k views

Why are these white dots appearing on my citrus and avocado trees and the leaves getting pale?

My Orange and small avocado trees are becomming yellowish and have many dots on them, is this a deficiency of something or something else? I checked the bottom of the leaves for any sort of plague ...
geermc4's user avatar
  • 847
10 votes
1 answer
3k views

Why are my limes taking a long time to ripen?

I have an indoor lime tree and it grew blooms and fruit for the first time (in seven years) this spring. I'm very excited. Now, it has 4 or 5 fruits on it and they've been on there since April or so. ...
stdcerr's user avatar
  • 265
9 votes
2 answers
351 views

How big a lemon tree can I grow indoors?

I recently (yesterday) received a lemon tree as a gift. It's a little more than two meters tall, and comes with a giant pot, maybe around 50 cm in diameter and height. I'm planning on growing it ...
Eyal's user avatar
  • 921
9 votes
1 answer
4k views

Can I graft a Navel or Valencia orange tree onto an established citrus tree?

I have a mystery citrus tree that bears sour and almost inedible small oranges. This tree is about 10 years old. I'd like to cut-off its branches and graft on branches from a Navel or Valencia orange ...
Guy's user avatar
  • 2,986
9 votes
2 answers
205 views

Can I save any of this orange harvest? (probably under-watered tree)

The house I'm renting has a number of fruit trees. I'm in San Jose, CA and with the drought, it has been a challenge to give them the right amount of water while still conserving. It seems the mature ...
NadjaCS's user avatar
  • 193
8 votes
7 answers
50k views

What to do about grubs in vegetable garden and potted tree?

This Spring there seem to be grubs all over my garden, in just about any handful of dirt you flip over. There are lots of articles about how to handle grubs in your lawn, but I don't have a lawn, just ...
Robert's user avatar
  • 255
8 votes
4 answers
1k views

Why do the leaves of my (very young) Eureka lemon tree look folded?

(Edited to add more detail and an update at the end) I have a small Eureka lemon tree that is few months old, and is currently showing signs of weakness that are worrying me. In more detail, some ...
Clement C.'s user avatar
8 votes
3 answers
363 views

Why do fertilizers for the same plant type have significantly different ratios?

We have a beautiful, large citrus tree that hubby grew from a seed 25 years ago. It lives in a pot due to cold winters here, but spends as much time as possible outside - better for the tree and us. ...
Stephie's user avatar
  • 16.6k
8 votes
2 answers
844 views

Red streaks in Louisiana sweet oranges

We have orange trees that have always produced "orange flesh" oranges. This year a few of the oranges have red streaks in them. Is is possible that this year the flowers were crossed with a blood ...
user avatar
8 votes
1 answer
2k views

Forcing a non-grafted lemon tree to produce blooms & fruit

About 8.5 years ago I successfully germinated a lemon seed from a store-bought lemon (I believe it was a Eureka lemon). Fast-forward to today and that lemon seed has grown into a 9-foot tall tree. ...
giuseppe's user avatar
  • 361
8 votes
1 answer
155 views

Which pesticide should I use for the orange trees?

My orange tree seems to have some disease. The leaves are bubbled and curled. Does anybody know the name of the disease? Which pesticide should I use to cure it?
DSKim's user avatar
  • 661
7 votes
2 answers
613 views

Does my very young Eureka lemon tree have leaf disease?

I have had a small sprout of lemon tree (Eureka lemon, if I trust the label) for a few months, and for the past two it has been looking weak and sick. In particular, it's not making new leaves (...
Clement C.'s user avatar
7 votes
3 answers
7k views

Can I graft a branch of a sweet orange onto a sour orange tree to get sweet fruit?

I have two old citrus trees, one bears sweet navel-type oranges and the other has hundreds of impossibly sour, tiny oranges. Would it be possible to chop off a branch from the sweet tree and attach ...
Lorna's user avatar
  • 71
7 votes
2 answers
5k views

Is this a sucker? Can they grow above the graft line?

I have a citrus tree of the Washington Navel variety, which is around 4 years old (and has been here for 2 of those). Naturally this means it's a scion grafted onto rootstock of which I don't know the ...
Haedrian's user avatar
  • 359
7 votes
1 answer
1k views

Trimming back a Meyer Lemon tree

I have a Meyer Lemon tree that I brought inside for the winter and am now ready to bring outside. The problem is that there's no good place inside where it would get 100% sunlight, instead only part ...
Steven Surowiec's user avatar
7 votes
1 answer
5k views

Ants and white fluff on my citrus tree leaves

I've noticed this weird thing on the underside of some of my citrus tree's leaves. It looks like a number of ants stuck in a bunch of white fluff. This is only on some of the leaves, and it's mostly ...
Haedrian's user avatar
  • 359
7 votes
1 answer
12k views

Why have my lemon seedlings stopped growing and turned yellow?

I planted some lemon pips in November last year, and they grew to about 4cm tall, and it seems as if they aren't growing anymore. They have been the same size since December, and they have now turned ...
Lauren's user avatar
  • 71
7 votes
1 answer
1k views

Are my orange tree's yellowing leaves a sign of underwatering?

I have a mature orange tree in my back yard and I've noticed that the lower leaves at the extremity of have started to to yellow over the last couple of months. Is this a sign of overwatering? ...
Scott Mitchell's user avatar
7 votes
1 answer
152 views

Citrus plant with strong growth but yellowish/lime-green leaves

I know that (generally speaking) yellowish to lime-green leaves combined with slow/weak growth in a plant are an indication of inadequate nitrogen, and one must fertilize accordingly. However, does ...
Mahmoud Al-Qudsi's user avatar
7 votes
1 answer
18k views

What is causing curled leaves on different varieties of citrus?

Is anyone able to identify this disease / pest? We have this on several citrus of different types including an orange, grapefruit, lime, and a mandarin orange. My first thought was that it could be ...
Jeffrey Blattman's user avatar
7 votes
1 answer
172 views

How late in the spring can I plant a citrus tree in Phoenix, Arizona?

Due to circumstances beyond my control I will only have the option of planting citrus trees at the beginning of June this year. The temperatures in Phoenix, Arizona will average highs above 100°F (38°...
Guy's user avatar
  • 2,986
7 votes
1 answer
1k views

Can I plant bulbs (e.g. tulips) under a lemon tree?

I've just been given some tulip bulbs, and pondering where to put them. I have space near a lemon tree that I have just planted. I have read that lemons have shallow roots, so you shouldn't plant ...
John Fouhy's user avatar
7 votes
1 answer
4k views

Why do the leaves on my Meyer lemon have blotchy yellow areas?

I have a Meyer lemon that I purchased a few months ago. I potted it into a self watering container with some potting mix mixed with some peat. It's flowering and small fruit are forming but the leaves ...
Graham Chiu's user avatar
  • 23.4k
6 votes
3 answers
4k views

Can citrus tree health affect the seed count in the fruit?

I have a Clementine Orange which used to produce pleasant fruit that was lightly seeded. In the last few years, the number of seeds in each orange has increased dramatically. The tree has fallen to ...
Robert Cartaino's user avatar
6 votes
4 answers
3k views

How can I support oranges as they grow?

I have an orange tree growing in my backyard. I am not sure of the exact species. It has 4 oranges growing on it right now. Three of them appear to be very healthy. The other one is very small and ...
Antarr Byrd's user avatar
6 votes
1 answer
1k views

Need help identifying this disease for my lemon tree

Some of the branches on my lemon tree don't look particularly healthy. Taking a closer look at the leaves indicates that it may be related to some disease. Please help me identify the issue and cure. ...
JStorage's user avatar
  • 7,984
6 votes
1 answer
1k views

Practical identification of suckers on a cumquat tree

I have a small cumquat tree, and sometimes it grows new, low branches, which I suspect are suckers. But how can I be sure, how can I decide whether to prune them or not? Here is a picture of the ...
Eyal's user avatar
  • 921
6 votes
2 answers
2k views

Why does the lime half of a grafted tree suffer, while the lemon half thrives?

I have a dwarf grafted citrus in a pot in my garden. The trunk is grafted with one lemon branch and one lime branch. Over the last two years the lemon half of the tree has grown well and fruited ...
Jonathan Holvey's user avatar
6 votes
2 answers
8k views

How to prevent fungus on soil in self watering pots?

Below is a picture of one of my lemon trees, where the soil is covered with some sort of fungus. When I remove it, it comes back in 2-3 days. I am suspecting the problem is, that lemon trees can't be ...
Jasmine Lognnes's user avatar
6 votes
2 answers
424 views

How to secure my orange tree

As you can see in the picture, my Orange tree is developing plenty of beautiful looking oranges. Now, I'd really like to enjoy these oranges as soon as they ripe, so I have a few questions: How can ...
haanimasood's user avatar
6 votes
1 answer
555 views

What kind of disease does my orange tree have?

Within the span of a few days, my Citrus sinensis started to display what looks like dandruff on the back of the leaves. As of now, many leaves have dried up and some have fallen on the ground. What ...
user3227's user avatar
6 votes
1 answer
686 views

Can I graft an orange tree to a hardier northern root stock?

I know you can graft like trees to like trees, but my question is: Can I graft an orange tree to a northern hardy root stock like a peach tree, and have it still grow and maybe produce an orange or ...
Bob D's user avatar
  • 85
6 votes
3 answers
49k views

Dark beads, sometimes transparent, along core of clementine from overseas

I often find dark beads along the core of clementines grown overseas. On the odd occassion, one of the beads is clear and transparent. I've attached a photo below. The beads are not fluid; they are ...
user2153235's user avatar
6 votes
1 answer
951 views

Do Orange and Lemon Trees need annual pruning?

I have a lemon and orange tree in my backyard. I have apple and pear trees as well which I prune on an annual basis. I was wondering if the lemon and orange trees need pruning as well and if so, how ...
JStorage's user avatar
  • 7,984
6 votes
1 answer
109 views

Problem with my Meyer's lemon tree

I have a Meyer's lemon tree that is several years old and this year it has flowered, I pollinated because we don't have many bees, the fruit has set but I am finding that quite a few of the baby ...
Bobbie's user avatar
  • 61
6 votes
1 answer
112 views

Fertilizing multi-variety fruit trees

I have a few fruit trees (apple, pears, oranges, grapes) and need to fertilize them. What is the best way to fertilize them? I am planning to use a mix of chicken manure and horse manure. Do I need ...
JStorage's user avatar
  • 7,984

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