Questions tagged [citrus]

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

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Why has my orange tree turned yellow and stopped bearing fruit?

I live in Spain, and this year my orange tree has turned yellow all over, with no flowers or fruit. What could it be? I have taken a picture.
Glyn's user avatar
  • 61
6 votes
1 answer
2k views

What is this black spotted disease on my orange tree?

Is this mushroom or animal? I can remove the black dots by slightly scratching the leaves.
RockScience's user avatar
6 votes
1 answer
343 views

Is my dwarf orange tree too young to bear fruit?

I planted a dwarf orange this winter. It came from the nursery with oranges already on it. They are still green, and one split through the skin so I cut it off. Should I leave the rest on? Or ...
Lin's user avatar
  • 61
6 votes
1 answer
308 views

Whitening of some leaves of a potted key lime tree

I have a potted one-year-old-or so lime tree, which has looked quite healthy for the past two months or so (after recovering from a winter where it lost a lot of leaves due to overwatering). Since ...
Clement C.'s user avatar
6 votes
2 answers
146 views

My baby lemon tree is getting sick

I planted a couple of lemon seeds in a pot in June 2021 and a baby lemon sprouted. She grew up in a really healthy way. Since then, I have changed the soil and the pot only once. I used regular soil ...
Pınar Aksu's user avatar
6 votes
1 answer
3k views

Why would my citrus tree have dying twigs, burrowing insects and black scale?

My citrus tree is not healthy. The leaves are falling off, and the twigs are becoming brown and dying: In the middle trunk, where a large branch was pruned years ago, there seems to be some burrowing ...
loginid's user avatar
  • 171
5 votes
2 answers
241 views

Key lime tree: white mush/mold (?) on the roots, and curling whitening leaves

This is a followup to this question, from a couple months ago. I tried yesterday to edit that question to include the followup, but it was not very well-received -- I assume it was not the right thing ...
Clement C.'s user avatar
5 votes
1 answer
99 views

Why won't my citrus trees fruit?

I have 6 citrus plants bought from the nursery and it has been in ground for 5 years in full sun and still no flowers nor fruit. How can I get it to fruit
Ben's user avatar
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5 votes
2 answers
2k views

Should I prune or remove fruit before transplanting a citrus tree?

I have inherited a beautiful Mandarin tree that has spent quite some time in a pot. It has a lot of fruit on it that is ripening right now that will be ready for picking very soon. The tree has been ...
dan's user avatar
  • 153
5 votes
1 answer
4k views

Drooping leaves on orange tree

I have had an orange tree (Valencia Orange) for roughly a year now, and it is currently a 30-something inches sapling. It so far was looking healthy, but in the past couple days, some new leaves it ...
Clement C.'s user avatar
5 votes
1 answer
973 views

What are the consequences of not removing all the buds on my young lemon tree?

I have a potted dwarf Meyer lemon tree which is just entering its first flowering season (well at least the first that I've had it - I don't know how old it was when I bought it from the nursery.) I ...
curiousdannii's user avatar
5 votes
1 answer
37k views

How to cure sticky citrus leaves?

In the pic you can see big sticky drops on my indoor citrus tree. I have the citrus tree right next to window. I have there also another 3 small citrus trees like this, but only this one has sticky ...
Luxqs's user avatar
  • 185
5 votes
1 answer
2k views

Should I kill off one of the plants from a polyembryonic citrus seed to let the other grow?

I am growing some indoor citrus trees from seeds and found the seeds to mostly all sprout two plants. They are all about 1.5 inches tall right now and for each pair of plants one is clearly larger and ...
Jordon Biondo's user avatar
5 votes
1 answer
197 views

Clementine seed results

I've got 7 plants from clementine seeds and want to know what possible results I can expect in terms of fruiting if any, depending on which different citrus trees could have pollinated the parent. The ...
user20820's user avatar
5 votes
1 answer
454 views

How to prune a citrus tree?

I'm interested how to prune correctly or the best way a citrus tree. I can give an example of an indoor orange tree. Would it be ok to trim the left branch until the bottom leaf you can see in the ...
GERIKO's user avatar
  • 81
5 votes
1 answer
428 views

Yellowing and falling of lime tree leaves

Following this question, I have re-potted my key lime tree into a bigger pot, changed the soil (using the "best" potting soil I could find around, i.e. one that does not hold water), and stopped using ...
Clement C.'s user avatar
5 votes
1 answer
1k views

Why is my citrus bare on one side?

All the branches on the east facing side of the tree are bare of leaves. I haven't noticed any pests going for it. I've been fertalising with Osmocote, citrus liquid fertaliser and have recently been ...
Jimmy's user avatar
  • 181
5 votes
1 answer
785 views

What is this disease on my lime plant? [duplicate]

What is this disease on my lime plant? And how to fix it?
Ruben's user avatar
  • 51
5 votes
1 answer
74 views

Getting a grapefruit tree to bear fruit in Phoenix, AZ?

We planted a grapefruit tree in our yard about 3 years ago. It was probably about 2 feet at the time. It is now about 6 feet and looks healthy, gets plenty of water and hubby has fertilized it some, ...
user3125's user avatar
5 votes
1 answer
2k views

What type of grow light should I buy for young citrus seedlings

I have several young, potted citrus trees that range from 1 to 3 years old that are mandarin, grapefruit, key lime, Meyer lemon and eureka lemon varieties. They spent a productive spring, summer and ...
Megan's user avatar
  • 53
5 votes
2 answers
1k views

Trying to save orange tree -- pruning and general questions

I've been undertaking a campaign to save my orange tree and have made some progress. I live in Arizona and wasn't adequately watering it before, but have since mulched around the tree and deep water ...
Matt's user avatar
  • 151
5 votes
1 answer
223 views

What are some recommendations for a potted orange tree?

My wife and I would like to have a potted orange tree. We live in the San Diego area so the climate for citrus trees is near perfect, but we don't know what kind of tree we should buy. Also, how large ...
MarkSchoonover's user avatar
5 votes
0 answers
77 views

Raised bed in citrus cultivation in heavy and low permeable soils

Good morning, here a citrus grower from Sicily. Now there is a strong tendency in the world to grow citrus (pomegranates and other plants) in raised beds/berms, like this: The reason seems to be that ...
Salvo's user avatar
  • 51
5 votes
0 answers
462 views

What are the white spots on the trunk of my orange and grapefruit trees? [closed]

I have white spots on the trunk of my orange and grapefruit trees, and I don't know what that means. I live in Houston, Texas. The spots on the trunk differ from the spots on the leaves. I do not see ...
Constantin Ioannides's user avatar
5 votes
0 answers
1k views

What are these barely visible white spots and brown edges on my citrus plant?

I have a citrus plant and something else growing in a pot. The something else had some barely visible white mold-like spots for a few months, and now its and the nearby citrus plant's leaves are ...
user1306322's user avatar
4 votes
2 answers
3k views

Are citrus trees better grown using containers or in the ground?

I would really like to get a couple citrus trees (lemon and/or lime). The problem is I live in an apartment. I hope to move at some point such that I will have some land that I can put these in. My ...
Landon's user avatar
  • 479
4 votes
2 answers
2k views

Citrus tree deficiency or toxicity

I have an orange tree that has some issue but I can´t pin down what it could be, I don´t have that much experience with pinning down deficiencies or exceses on trees than in plants. I will post some ...
Petar Petrov's user avatar
4 votes
3 answers
4k views

Why does my mandarin tree (Citrus reticulata) have yellow leaves with speckled bottoms?

I just bought a mandarin, variety 'nova'. I'm not sure if it's healthy or not, or if it's meant to be like this. It has plenty of new growth but all leaves including new growth are yellow, and the ...
Iain Simpson's user avatar
4 votes
2 answers
446 views

Folded leaves on a seemingly healthy lemon sapling

My 3-month-or-so lemon tree sapling seemed to be doing great, and has been growing quite huge leaves at a fast rate. However, this morning when I looked at it, one of the newest (and biggest) ones was ...
Clement C.'s user avatar
4 votes
2 answers
2k views

Do ants eat scale on lime trees?

Location: Pietermaritzburg, South Africa When: Feb 2015 (summer in Southern Hemisphere) A couple of questions. First: Is this Scale in the first photo? If so, what type? If not what is it? Second: ...
Guy's user avatar
  • 2,986
4 votes
2 answers
2k views

Buying citrus trees online in Arizona [duplicate]

Possible Duplicate: Can you bring citrus trees into quarantined states? I'm trying to buy a Washington Navel Orange Tree in Arizona. When I search online these are priced between $30 and $67 but ...
Guy's user avatar
  • 2,986
4 votes
2 answers
858 views

Can I sweeten sour tangerines on the fruit tree?

I have a tangerine about 12 years old in a container. It's outside in summer, indoors in winter. It has tons of flowers, buds and fruits all the time, but they're sour! What can I do to sweeten the ...
user675352's user avatar
4 votes
1 answer
474 views

Why is my indoor lime tree growing fruit without pollination?

I'm growing a lime tree indoors. It's about 7 or 8 years old now and finally producing some flowers and also fruit. I just read a home guide from SFGate that manual pollination is required to grow ...
stdcerr's user avatar
  • 265
4 votes
2 answers
553 views

Is my lemon tree healthy?

I planted a seed I got from a grocery store lemon about 4 years ago and this is my tree today. It's not very big, and the branching is kind of weird. I don't mind if it produces fruit or not, I just ...
Cara's user avatar
  • 41
4 votes
1 answer
5k views

Discoloration on bottom of limes

We have some lime trees that generally give a good amount of fruit, most of it coming off the tree in good shape. About 10℅ of the fruit has discolored areas usually on the bottom of the fruit ("...
BeeOnRope's user avatar
  • 143
4 votes
1 answer
426 views

How do I know it's time to transfer my citrus (kumquat) to a bigger flowerpot?

I've sprouted kumquat from seed and planted it a small flowerpot. Now I have a stem and two pretty leaves. When do I transfer it to a bigger flowerpot? How big is big enough to have a flourishing tree?...
Sparkler's user avatar
  • 585
4 votes
2 answers
4k views

Why is my lemon tree dying?

My mature lemon tree is having problems. It always produced LOTS of lemons. Since I trimmed off some dead branches a year and a half ago it produces only a handful. Also, and probably more important, ...
John's user avatar
  • 41
4 votes
1 answer
18k views

Are lemon tree roots unusually damaging to nearby concrete?

A colleague told me that in a region where all tree removal required consent he had processed many consents for removing lemon trees and concluded they (and limes) are particularly bad at damaging ...
Highly Irregular's user avatar
4 votes
1 answer
231 views

Can you bring citrus trees into quarantined states?

According to the USDA here http://saveourcitrus.org/ and in particular this page http://saveourcitrus.org/index.php/grow-citrus-smart it states "If you are thinking about buying a citrus plant, be ...
Guy's user avatar
  • 2,986
4 votes
1 answer
54 views

Can I remove my lemon tree when it has fruit but is not growing well in a corner of the garden?

I transplanted my lemon tree from a pot to the corner garden bed. Since then, it has a lot of flowers and has lots of lemons. It is only just over a meter high but seems to be stagnated now, as the ...
Samia HUGHES's user avatar
4 votes
1 answer
3k views

Lemon plant dropping and browning leaves (indoors)

I have a lemon that I grew from store bough lemon seed so it's not a dwarf variety. It was growing crazy fast but now it started to drop leaves, some seemed healthy other had some browning around tips ...
DominicM's user avatar
  • 273
4 votes
1 answer
730 views

How should I overwinter Kaffir Lime indoors?

This spring I bought a small kaffir lime plant (too small to call it a tree yet) for future use of the leaves in the kitchen. It spent a happy summer in his pot outside, but now winter is ...
Stephie's user avatar
  • 16.3k
4 votes
1 answer
460 views

How do I take care of my very small Kaffir lime tree?

What is the general care of Kaffir lime (Citrus hystrix) trees? I have a very small tree that I'm growing as a houseplant. How do I care for it? Does it need a bigger pot?
Cheryl Sanchez's user avatar
4 votes
1 answer
103 views

Relocated lime tree not doing well

A friend of mine gave me well-established lime and lemon trees. They're about four years old, two or three feet tall. She's moving and can't take them with her. The lemon tree is doing relatively well:...
Michael's user avatar
  • 183
4 votes
2 answers
632 views

Prune baby kumquat (citrus) tree

Just for the fun of it I threw a kumquat seed in a pot, and it has actually grow quite a bit. I know you should ideally graft cuttings onto rootstock and not start from seed. But I just did it for the ...
Simmeman's user avatar
  • 111
4 votes
2 answers
2k views

Why are the leaves on my drawf mandarin curling? over-watered?

I just bought this dwarf mandarin tree a week ago and planted it in a pot and the leaves are starting to curl already. I have been looking every day but they seem to be getting worse. I'm wondering ...
Adam Meyer's user avatar
4 votes
1 answer
63 views

Trouble with old ornamental orange tree

My 40-year-old orange tree, originally bought by my mother's friend at the local grocery store as a tiny house plant, has been looking very sad for a while. the main problem is that the leaves are ...
sparkina's user avatar
4 votes
2 answers
255 views

Nutrition for a Navel Orange

Need some help keeping my navel orange healthy. The first image shows the (semi-dwarf) navel orange shortly after I planted it in September 2012 (around 8 to 9 months ago from writing this post). The ...
Guy's user avatar
  • 2,986
4 votes
1 answer
1k views

Can a citrus tree produce fruit after a freeze?

My citrus tree is in a large pot on the patio where it gets lots of sunlight. Two summers ago, it was filled with blooms, but they all fell off. We had a hard freeze that winter and it looked dead. ...
Lindy's user avatar
  • 41
4 votes
1 answer
3k views

Orange tree has pest or blight [duplicate]

A few leaves on my orange tree have this. What is this? What can I do about it?
Kavi Kavi's user avatar