Sick Cacti - Pests, Diseases, etc.

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A note to new members: Make sure that you're posting in the right forum!

Last post by Steve Johnson « Sat Mar 27, 2021 11:06 pm

by Steve Johnson » Sat Mar 27, 2021 11:06 pm

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Last post by Steve Johnson
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A note to new members: Please add location info to your member profile/signature

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by Steve Johnson » Mon Nov 18, 2019 4:18 am

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Last post by Jtwrigh
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How to resize your photos BEFORE posting

Last post by nachtkrabb « Sun Nov 12, 2023 3:16 pm
Posted in Cacti Identification
Replies: 59
by ElieEstephane » Fri Feb 02, 2018 6:19 pm » in Cacti Identification
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Last post by nachtkrabb
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Hot bath against root mealybugs

Last post by FredBW « Sun Oct 08, 2023 2:59 am
Replies: 41
by mmcavall » Tue Oct 16, 2018 2:17 am
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44041 Views

Last post by FredBW
Sun Oct 08, 2023 2:59 am
Mealies and flat mites and scale -- oh, my! (Updated 6/11/2022)

Last post by keith « Fri Dec 23, 2022 3:36 pm
Replies: 134
by Steve Johnson » Mon Dec 31, 2018 12:46 am
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134 Replies

113489 Views

Last post by keith
Fri Dec 23, 2022 3:36 pm
Some fungal Diseases

Last post by hegar « Fri Jul 23, 2021 3:47 am
Replies: 8
by hegar » Sat Aug 11, 2018 6:32 am

8 Replies

30833 Views

Last post by hegar
Fri Jul 23, 2021 3:47 am
Tiny white insects - are these a problem?

Last post by TrichoB « Tue Nov 28, 2023 6:49 am
Replies: 4
by Ilvin » Thu Nov 23, 2023 2:06 pm

4 Replies

145 Views

Last post by TrichoB
Tue Nov 28, 2023 6:49 am
Seeking help from everyone, what kind of bacteria is this and how to deal with it?

Last post by Aztekium123 « Mon Nov 27, 2023 1:57 am
Replies: 26
by Aztekium123 » Sat Nov 18, 2023 12:34 am
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26 Replies

687 Views

Last post by Aztekium123
Mon Nov 27, 2023 1:57 am
Spots on an opuntia

Last post by Carpkel « Fri Nov 17, 2023 12:29 pm
Replies: 4
by Carpkel » Thu Nov 16, 2023 1:20 am

4 Replies

200 Views

Last post by Carpkel
Fri Nov 17, 2023 12:29 pm
Sick cactus - what to do?

Last post by altcorn « Sun Nov 12, 2023 8:51 pm
Replies: 9
by altcorn » Tue Nov 07, 2023 12:08 am

9 Replies

401 Views

Last post by altcorn
Sun Nov 12, 2023 8:51 pm
My sick saguaro!

Last post by Deanavn « Sat Nov 11, 2023 5:32 pm
Replies: 25
by Deanavn » Tue Oct 31, 2023 11:16 pm
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25 Replies

914 Views

Last post by Deanavn
Sat Nov 11, 2023 5:32 pm
Echeveria black/brown spots

Last post by Steve Johnson « Sun Nov 05, 2023 9:46 pm
Replies: 4
by Melian1312 » Sun Nov 05, 2023 4:15 pm

4 Replies

452 Views

Last post by Steve Johnson
Sun Nov 05, 2023 9:46 pm
On clearance succulents

Last post by Steve Johnson « Thu Nov 02, 2023 9:41 pm
Replies: 7
by Zig1969 » Tue Oct 31, 2023 1:36 pm

7 Replies

386 Views

Last post by Steve Johnson
Thu Nov 02, 2023 9:41 pm
Echinocactus green discoloration

Last post by Tom in Tucson « Sun Oct 29, 2023 8:32 pm
Replies: 6
by qiyao » Fri Oct 27, 2023 3:33 pm

6 Replies

375 Views

Last post by Tom in Tucson
Sun Oct 29, 2023 8:32 pm
Flowers drying out before they bloom

Last post by Ilvin « Thu Oct 26, 2023 3:53 am
Replies: 5
by CaraR » Thu Oct 12, 2023 12:29 pm

5 Replies

422 Views

Last post by Ilvin
Thu Oct 26, 2023 3:53 am
thanksgiving cactus- need help with an issue

Last post by jerrytheplater « Mon Oct 23, 2023 8:59 pm
Replies: 31
by solj3 » Sat Oct 07, 2023 4:32 pm
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1192 Views

Last post by jerrytheplater
Mon Oct 23, 2023 8:59 pm
Lots of orange lumps and bumps on my cacti

Last post by CaraR « Thu Oct 12, 2023 12:11 pm
Replies: 4
by CaraR » Thu Sep 28, 2023 8:35 pm

4 Replies

383 Views

Last post by CaraR
Thu Oct 12, 2023 12:11 pm
Purple and orange spots on ferocactus

Last post by Ilvin « Sat Oct 07, 2023 1:43 pm
Replies: 34
by Ilvin » Thu Sep 14, 2023 11:57 am
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34 Replies

1625 Views

Last post by Ilvin
Sat Oct 07, 2023 1:43 pm
Inherited cacti need some help

Last post by Steve Johnson « Thu Oct 05, 2023 8:14 pm
Replies: 7
by Rez_at_Dorsia » Wed Oct 04, 2023 6:02 pm

7 Replies

352 Views

Last post by Steve Johnson
Thu Oct 05, 2023 8:14 pm
Stesonia coryne: this is no sunburn -- ALARM! HELP please!

Last post by nachtkrabb « Sun Sep 24, 2023 8:08 pm
Replies: 22
by nachtkrabb » Sat Sep 16, 2023 1:01 pm
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22 Replies

1080 Views

Last post by nachtkrabb
Sun Sep 24, 2023 8:08 pm
TBM long form, what is happening??

Last post by Tom in Tucson « Sat Sep 23, 2023 8:30 pm
Replies: 4
by wamilton » Fri Sep 22, 2023 3:43 am

4 Replies

377 Views

Last post by Tom in Tucson
Sat Sep 23, 2023 8:30 pm
Orange spots?

Last post by Tom in Tucson « Thu Sep 21, 2023 9:28 pm
Replies: 3
by keithp2012 » Tue Sep 19, 2023 1:25 am

3 Replies

336 Views

Last post by Tom in Tucson
Thu Sep 21, 2023 9:28 pm
Corky scarring showing up on Pachanoi

Last post by ohugal « Fri Sep 15, 2023 6:31 am
Replies: 1
by CosmicSerpent33 » Fri Sep 15, 2023 2:40 am

1 Replies

311 Views

Last post by ohugal
Fri Sep 15, 2023 6:31 am
Black Bumps? Was drying this young cutting to replant. Never seen this.

Last post by Tom in Tucson « Thu Sep 14, 2023 7:50 pm
Replies: 2
by jheaton » Thu Sep 14, 2023 7:18 pm

2 Replies

254 Views

Last post by Tom in Tucson
Thu Sep 14, 2023 7:50 pm
Help to recognize the disease

Last post by Tom in Tucson « Mon Sep 11, 2023 7:13 pm
Replies: 15
by Fohat85 » Fri Sep 08, 2023 11:44 am
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15 Replies

889 Views

Last post by Tom in Tucson
Mon Sep 11, 2023 7:13 pm
Help with Astrophytum Asterias

Last post by Steve Johnson « Tue Sep 05, 2023 10:24 pm
Replies: 10
by PrimordialSoup » Sun Sep 03, 2023 4:41 am

10 Replies

597 Views

Last post by Steve Johnson
Tue Sep 05, 2023 10:24 pm
Reviving 2 Saguaro Plants

Last post by FredBW « Tue Sep 05, 2023 5:19 am
Replies: 4
by mikethecactusguy » Mon Sep 04, 2023 12:08 am

4 Replies

359 Views

Last post by FredBW
Tue Sep 05, 2023 5:19 am
Astrophytum developed spots

Last post by greenknight « Sun Sep 03, 2023 1:28 am
Replies: 4
by .ilUli. » Thu Aug 31, 2023 4:31 pm

4 Replies

423 Views

Last post by greenknight
Sun Sep 03, 2023 1:28 am
Eulychnia castanea f. varispiralis brown and not growing

Last post by Steve Johnson « Fri Sep 01, 2023 12:14 am
Replies: 42
by Hero878 » Tue Aug 01, 2023 12:56 pm
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42 Replies

2014 Views

Last post by Steve Johnson
Fri Sep 01, 2023 12:14 am
Coryphantha elephantidens inermis - is it sick?

Last post by wamilton « Mon Aug 28, 2023 8:43 pm
Replies: 6
by wamilton » Sun Aug 27, 2023 11:40 pm

6 Replies

420 Views

Last post by wamilton
Mon Aug 28, 2023 8:43 pm
The Short Life And Gruesome Death of Mammillaria candida

Last post by Steve Johnson « Sun Aug 27, 2023 8:38 pm
Replies: 24
by zpeckler » Thu Aug 10, 2023 1:50 pm
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24 Replies

1325 Views

Last post by Steve Johnson
Sun Aug 27, 2023 8:38 pm
(Lophophora williamsii) Shrinking and perhaps suburn care

Last post by MikeInOz « Sun Aug 20, 2023 2:34 am
Replies: 4
by Rogusi » Thu Aug 17, 2023 8:08 am

4 Replies

468 Views

Last post by MikeInOz
Sun Aug 20, 2023 2:34 am
(Lophophora williamsii) Identifying damage

Last post by Rogusi « Thu Aug 17, 2023 1:52 pm
Replies: 5
by Rogusi » Tue Jun 27, 2023 8:40 am

5 Replies

541 Views

Last post by Rogusi
Thu Aug 17, 2023 1:52 pm
Mail order melocactus soft

Last post by Tom in Tucson « Tue Aug 15, 2023 7:32 pm
Replies: 7
by Kmandarino » Tue Aug 15, 2023 1:30 am

7 Replies

442 Views

Last post by Tom in Tucson
Tue Aug 15, 2023 7:32 pm
What is this on my new Melocactus??

Last post by Steve Johnson « Sun Aug 13, 2023 6:46 pm
Replies: 4
by Kmandarino » Sat Aug 12, 2023 12:48 am

4 Replies

359 Views

Last post by Steve Johnson
Sun Aug 13, 2023 6:46 pm
Leaning Desert Ace

Last post by akcheat « Sat Aug 12, 2023 4:54 pm
Replies: 12
by akcheat » Thu Aug 10, 2023 9:27 pm

12 Replies

635 Views

Last post by akcheat
Sat Aug 12, 2023 4:54 pm
Wrinkling Oreocereus

Last post by anttisepp « Fri Aug 11, 2023 4:49 am
Replies: 7
by akcheat » Mon Apr 17, 2023 9:40 pm

7 Replies

652 Views

Last post by anttisepp
Fri Aug 11, 2023 4:49 am
Desiccation ?

Last post by MikeInOz « Fri Aug 04, 2023 4:46 am
Replies: 32
by FredBW » Tue Jul 25, 2023 11:49 pm
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32 Replies

1862 Views

Last post by MikeInOz
Fri Aug 04, 2023 4:46 am
Advice on (re)rooting Eriosyce senilis

Last post by Steve Johnson « Sun Jul 30, 2023 7:18 am
Replies: 10
by ohugal » Thu Jul 27, 2023 4:39 pm

10 Replies

601 Views

Last post by Steve Johnson
Sun Jul 30, 2023 7:18 am
Wounded Lophophora williamsii

Last post by Steve Johnson « Tue Jul 25, 2023 8:22 pm
Replies: 1
by kolana42 » Tue Jul 25, 2023 1:51 pm

1 Replies

364 Views

Last post by Steve Johnson
Tue Jul 25, 2023 8:22 pm
This is rust, right?

Last post by Mizu « Mon Jul 24, 2023 12:06 pm
Replies: 6
by Mizu » Sun Jul 23, 2023 2:14 am

6 Replies

431 Views

Last post by Mizu
Mon Jul 24, 2023 12:06 pm
Cactus sick with some white/beige spots/patches

Last post by Steve Johnson « Sat Jul 22, 2023 10:09 pm
Replies: 12
by Lordexeros » Tue Jul 04, 2023 2:54 pm

12 Replies

901 Views

Last post by Steve Johnson
Sat Jul 22, 2023 10:09 pm
wrinkly lophophora at the top

Last post by Tom in Tucson « Sat Jul 22, 2023 8:42 pm
Replies: 8
by wamilton » Wed Jul 19, 2023 1:42 am

8 Replies

609 Views

Last post by Tom in Tucson
Sat Jul 22, 2023 8:42 pm
Advice sought

Last post by Steve Johnson « Tue Jul 18, 2023 7:36 am
Replies: 4
by Everett78 » Fri Jul 14, 2023 11:59 pm

4 Replies

551 Views

Last post by Steve Johnson
Tue Jul 18, 2023 7:36 am
RESCUED DUMPSTER MAMMILARIA SPINOSSISIMA

Last post by Susan Miller « Tue Jul 18, 2023 6:37 am
Replies: 14
by Susan Miller » Fri Jul 14, 2023 6:14 pm

14 Replies

737 Views

Last post by Susan Miller
Tue Jul 18, 2023 6:37 am
Weird tiny black bugs in my soil

Last post by wamilton « Tue Jul 18, 2023 4:24 am
Replies: 7
by wamilton » Mon Jul 17, 2023 8:51 pm

7 Replies

423 Views

Last post by wamilton
Tue Jul 18, 2023 4:24 am
White patches on pads

Last post by Steve Johnson « Fri Jul 07, 2023 11:59 pm
Replies: 3
by Terse » Fri Jul 07, 2023 11:39 am

3 Replies

447 Views

Last post by Steve Johnson
Fri Jul 07, 2023 11:59 pm
Stenocereus thurberi rot and debridement

Last post by jerrytheplater « Thu Jul 06, 2023 3:40 am
Replies: 13
by zpeckler » Mon Mar 27, 2023 12:08 am

13 Replies

1139 Views

Last post by jerrytheplater
Thu Jul 06, 2023 3:40 am
Echinocactus? Not doing well?

Last post by NCRAS « Sun Jul 02, 2023 10:17 pm
Replies: 3
by NCRAS » Sun Jul 02, 2023 12:52 am

3 Replies

439 Views

Last post by NCRAS
Sun Jul 02, 2023 10:17 pm
Interesting close call

Last post by FredBW « Sun Jul 02, 2023 9:21 pm
Replies: 3
by FredBW » Sat Jul 01, 2023 8:50 pm

3 Replies

361 Views

Last post by FredBW
Sun Jul 02, 2023 9:21 pm
Treatment of pests

Last post by Steve Johnson « Sat Jul 01, 2023 6:30 am
Replies: 3
by Carpkel » Thu Jun 29, 2023 10:09 am

3 Replies

379 Views

Last post by Steve Johnson
Sat Jul 01, 2023 6:30 am
Help me save a cactus pup from a deceased mother plant

Last post by NeilR25 « Thu Jun 29, 2023 6:31 pm
Replies: 13
by NeilR25 » Tue May 23, 2023 4:05 pm

13 Replies

845 Views

Last post by NeilR25
Thu Jun 29, 2023 6:31 pm
Help ID this pest

Last post by madkactus « Fri Jun 23, 2023 5:56 pm
Replies: 3
by anniedee » Thu Jun 22, 2023 10:22 pm

3 Replies

378 Views

Last post by madkactus
Fri Jun 23, 2023 5:56 pm

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