Large Indoor Cactus Under Lights: Needs 15+ Hours Grow Lights, Not Window Light

3-Ft, 20-Year Cactus on Shelf with Mirrors, West Windows Under Carport—Enough Light? Owner wants to keep it visible, asks if feasible under lights. Cacti Are Poor Houseplants Without Intense Light Greg: only success wit

Rescued Aloe with Empty Leaf Tips: Fertilize with Superthrive, Spots Won't Reverse

Saved Aloe: Firm Leaves but Empty Tips on Main and New Shoots Owner asks how to prevent further empty spots. Greg: Good Job Already; Add Superthrive Existing spots wont disappear. Fertilize (Superthrive) to prevent new

7.5-Ft Cactus Blown Over, Cracked, Black Gash: Cut Black Parts, Callus, Replant

8-Year Cactus in TN Blown Off Porch, Cracked, Black Gash 2 ft from Root Owner asks if savable or worth winter storage effort. Greg Had Same: Cut, Callus 2 Weeks, Replant Cut black parts off main stem, callus, dont water

Cactus Falling Over in Pot: Bending vs. Falling—Stake or Plant Deeper

3 Cactus in 6 Pot Keeps Falling Over—Limited Water, Plenty Sun Owner repotted, problem persists. Asks how to make it stand straight. Two Scenarios Bending: stem weak (low light) or natural creeper. Stake it. Falling: n

Totem Pole Cactus Black Holes: Likely Woodpecker, Spots Mysterious

In-Ground Totem Poles (3 ft) Have 1/2 Black Holes in Tops, Black Spots After 3-Week Absence Owner in Tucson asks cause. Probably Gila Woodpecker Nesting Greg: holes likely woodpecker starting nest. Black spots mysteriou

Dead Base on Tall Thin Cactus: Cut 2" Above Dead, Callus 3 Weeks, Replant

Very Tall Thin Cactus Drying from Bottom, Top Sprouting Arms—How to Cut and Re-root? Owner asks where to cut and how to replant. Cut 2 Above Dead Tissue Greg: cut 2 inches above dead zone, callus ≥3 weeks, plant 4 deep,

Crown of Thorns in Southern Michigan: Not Winter-Hardy

5-Ft Crown of Thorns in Pot—Can It Stay Outside in Winter? Owner in southern Michigan asks if it survives winter outdoors. No—Dies Below 40°F Greg: wont survive hard freeze even in AZ. Plant is from warmer climate. Link

Saving Mother's Crown of Thorns and Fallen Tall Cactus: Cuttings and Towel Trick

Inherited Plants: Crown of Thorns Rotted from Overwater; 3-Ft Cactus Fell Over Owner wants to save both sentimental plants. Crown of Thorns: Cuttings Above Rot Cut above dead areas, callus 2+ weeks, plant 1 deep in cact

Black Beetles Destroying Blue Agaves: Agave Snout Weevil, Treat with Borer Pesticide

Cleaning Cactus Garden: Found Black Beetles with Pincers Mushing Blue Agaves Owner asks if beetles attack other cacti and how to eradicate. Only Agave and Yucca Greg: beetles are Agave snout weevils—target Agave/Yucca o

Indoor Cactus Leaning, Soft at Bend: Rot from Overwatering

Year-Old Cactus Suddenly Leaning, Soft Spot at Lean—Cause? In big planter, front of picture window. Owner asks cause. Greg: Rot from Overwatering Soft lean = rot. Rule: water only when soil dry—sometimes monthly. Stop w

Severely Underwatered Cactus: Shot Glass Every 2 Months Is Starvation

Year-Old Cactus Slowly Shriveling, Spines Gray—Owner Fears Over/Under Watering 9–12 tubular cactus, clay pot, succulent mix, NE window, lots of light, hot days/cool nights. Waters every 2 months with shot glass. Greg: Y

Mammillaria polythele Yellow/Wrinkly: Likely Too Much Sun, Not Food

Small Mammillaria: Yellowish, Wrinkled Base, Dry Red Buds—Sun or Fertilizer? Owner details care: 4.3 clay pot, cactus mix, water every 3–4 weeks when dry, fertilize every other watering. Gets 2–3 hrs outdoor sun 2–3x/wee

10-Ft Cactus Base Cracking Upward: Normal Woody Expansion

Vertical Cracks at Base of Tall Cactus—Killing It? Owner asks if cracking is fatal and how to stop it. Normal: Woody Trunk Expands Like a Tree Greg: as cacti age, they produce wood at base. Vertical cracks appear as ste

Barrel Cactus Base Browning: Aging or Rot? Press Test Tells

Gift Barrel Cactus: Base Shrinking, Browning Spreading Near Spines Owner asks cause and cure. Press the Brown Area Greg: if soft = rot (fatal for barrel cactus). If hard = normal aging. Water only when soil dry.

Replanting Found Cactus Piece with Roots: Water, Dry, Add Superthrive

Husband Found Cactus Piece Outside, Planted in Dirt, Looks Thinner—Will It Grow? Piece had small roots, planted, now thinner. Asks if it will grow. Yes, If Roots Present Greg: water it, let soil dry between waterings. A

Large Aloe Vera Making Pups: Trim Pups, Wait a Month Before Replanting

3-Year Aloe Vera 4 ft Wide, Crawling, 5 Pups at Base—Repot and Divide? Owner scared to cut pups, now plant tipping pot. Asks if pups should be removed at repotting and if it hurts the plant. Trim Pups Freely—Aloe Vera I

Sedum burrito Dropping Leaves: Underwatering, Not Overwatering

New Sedum burrito Growing Fast, Leaves Falling—Too Much Water? Owner lets soil get quite dry, waters, leaves drop. Asks water/sun needs and what to do with fallen leaves. Leaf Drop = Underwatering Greg: when sedums drop

Yucca Winter Protection on Vancouver Island: Depends on Species

Cover Yucca from Snow? What Material? Vancouver Island gardener asks if yuccas need snow cover and with what. Species-Dependent Hardiness Greg: some yuccas hardy, some not. If bought locally, likely hardy. Wrapping trun

13-Year Cactus Turning Brown/Soft at Base: Cut Above Rot, Re-root

Long-Term Cactus Rotting at Base—Overwatering Suspected 13-year-old cactus brown/soft at base. Owner asks how to save it. Only Option: Cut Off Healthy Top Cut 6 inches above rot, callus 2 weeks, plant in cactus mix, wat

Aloe Vera Pups Transplanted Without Callusing: Use Rooting Hormone & Superthrive

Three Aloe Pups Separated, Two Have Few Roots—Will They Survive? Owner divided crowded aloe, two pups have only 3–4 roots. Watered with Miracle-Gro immediately. Asks if theyll live or should re-do with callus time. Shou