"Let It Heal" Means Callus, Not Water: No Water for Cactus Cuttings

What Does Let It Heal Mean? Put in Water to Root? Owner has broken cactus, asks if heal means water rooting. No Water! Callus = Hard Scab in 2 Weeks Greg: cacti store water; they form a hard scab over cut. Then plant in

Identifying 5 Cacti from Drawings: Coral, Cereus, Moon, Fishhook Barrel, Unknown Tall

Reader Drew 5 Cacti, Linked Photos—Greg IDs from Descriptions 1. Coral Cactus (many things, Google images). 2. Cereus peruvianus (blue, 8 ribs) vs Saguaro (dark green, 20 ribs). 3. Moon Cactus (grafted orange bulb). 4. F

Removing 5x5 ft Agave: Hire Pro, Roots Shallow, Sidewalk Safe

Large Agave Outgrowing Yard, Danger to Sidewalk, Babies Present—Move or Remove? Owner asks if wet area, hire pro, or other ideas. Hire Professional—Dangerous Work Greg: roots shallow, sidewalk fine. But large agaves dan

Orange Top Cactus (Grafted) Shriveling, Yellow Mushy Base: Dead, Top Won't Survive Alone

Orange Top Cactus: Base Yellow/Mushy, Top Discolored—Over/Under Watered? Owner asks if salvageable or toss. Grafted Plant: Bottom Needs Water, Top Has No Chlorophyll Greg: bottom (rootstock) needs fair water but dry bet

Succulent Rosette Leaves Flaccid, Falling: Overwatering in South Florida Drought

New White Rosette Succulent, Daily Watering When Soil Dry, Fast-Draining Cactus Soil—One Plant Failing Owner asks if under/over watering, general tips. Sounds Like Overwatering Greg: water only when soil dry (all succul

Broken Cactus Arm: Heal = Scab Hard; Then Plant, Dry Between Waterings

Broken Arm: What Does Heal Look Like? Soil Moist After Replant? Owner asks for visual of healed end and watering after replant. Scab Hard = Ready Greg: broken end scabs over, becomes hard (2+ weeks). Then plant, water,

23-Year Cactus Leans Away from Window: Stake It, Check for Breeze

9 Cactus Leans Away from Only Light Source—Turns Opposite When Rotated Owner asks why it insists on leaning away from window. Unusual: Check for Breeze from Open Window Greg: normally cacti lean toward light. Maybe bree

Clipping Aloe Pups in Fall: Wait Until Spring for Better Rooting

Outdoor Aloe with 4–5 Pups—Clip Now Before Dormancy or Wait? Owner in Southwest, freeze coming, wants to clip and replant pups. Best in Active Growth (Spring) Greg: aloes root slowly. His last success: cut, callus 1 mon

Red Moon Cactus Appendage Resting on Pot: Cut, Callus 1 Week, Replant

Red Moon Cactus Side Shoot Grown Fast, Now on Pot Edge—Can Cut and Replant? Owner asks if cutting and replanting works. Yes: Cut, Callus ~1 Week, Plant 1–2 Deep Greg: water, then dry between waterings. Roots in ≤1 month

Large Cactus with Dry Brown Spot: Replanting Risks Shock; Cut Below Spot If Spreads

8-Ft Cactus, 15 Years Old, Small Bowl, Never Repotted—Dry Brown Spot Growing Owner asks if repot in bigger pot, what to do with spot. Dont Repot If Sick—Shock Risk Greg: single or multi-stem? White sap = Euphorbia (toxi

18-Ft Lophocereus Too Tall for House: Cut Back or Donate to Botanical Garden

7-Year Lophocereus 18 ft in Huge Pot, Suffolk VA—Winter Coming, Cant Move In Owner proud, doesnt want to lose it. Asks options. Cut Back or Donate Greg: only options. Cutting back means itll keep growing heavier; eventu

Cactus Yellow, Branch Exploded Empty: Rot, Don't Sunburn It

Left Cactus on Vacation, Returned Yellow, One Branch Ballooned Empty Like Exploded Owner cut off bad part, unsure if rest infected. Weak, new top falling apart. Asks if sun will revive. Likely Rotted; Sun Can Kill Green

Spineless Prickly Pear Rot in Wet San Antonio Summer: Break Off Pads as Insurance

Extreme Rain + Grass Watering → 2 of 3 Spineless Prickly Pears Rotting Owner cut unnatural water, but plants have light green circles instead of smooth texture. Asks rescue. Break Off Pads, Callus, Replant as Backup Gre

Prickly Pear Yellow Splotches with Brown Centers: Mealybugs or Bug Scars

3-Year Seed-Grown Prickly Pear: Yellow Raised Splotches with Brown Spots Owner bonded to plant, asks cause and cure. Mealybugs or Sucking-Insect Scars Greg: if mealybugs, pick off. If scars, try systemic insecticide (nu

20-Year Cactus Dropped, Now Opening Up: Damage or Rot? Photo Needed

24 Cereus tetragonus Dropped 6 Months Ago, Fed Miracle-Gro Month Ago, Now Opening Not Tight Owner asks if it will tighten again, water more or less. Two Possibilities Drop damage (may recover). Main stem/root rot (wors

Miniature Cactus Shoot Fell Off: May Regrow Elsewhere; Mail-Order Sources Listed

Childs Fair Cactus Lost 1 of 3 Shoots—Will It Regrow? Where to Buy More? Owner asks if shoot regrows and for online succulent sources. May Regrow, Not at Same Spot Greg: shoot may return elsewhere. Recommends three mail

Black Spots on Outdoor Aloes: Likely Insects, Use Systemic Insecticide

Tree Aloes in Sandy Soil, Moderate Water—Black Spots Persist Despite Fungicide/Organic Insecticide Owner asks if fungus or insect, what to do. Probably Insect; Try Systemic Insecticide Greg: most likely insect. Some con

Milky White Sap on Skin: Euphorbia Latex, See Doctor for Irritation

Cut Cactus, Milky Sap Sprayed on Skin, Itchy Blotches Next Morning—Toxic? Owner asks if fluid toxic, should see doctor, how to treat. Its Euphorbia, Not Cactus—Latex Is Irritant Greg: milky sap = Euphorbia latex. Mostly

Cactus Spine Growth Rate: Weeks to Months for Full Size

How Long to Grow a Spine on a Large Cactus? Asks timeline. Depends on Species; Some Spineless Greg: spines grow from apex as areoles form. Weeks to months for full size. Spineless species exist.

Paddle Cactus Shriveling: Check Watering Timing, Add Superthrive If Overwatered

Paddle Cactus Leaves Shriveling, Limp—Filtered Light, Southern Exposure Owner wonders if overwatering. If Soil Dry When Watering, OK; If Moist, Stop Greg: water only when soil dry. If overwatered, stop, wait for dry, th