Spiny Milkwort (Rhinotropis Subspinosa) is a perennial herb in the Polygalaceae family with moderate care difficulty. It requires low watering and full sun or partial shade light in USDA hardiness zones 6-9. This plant is safe for cats and dogs.

Rhinotropis subspinosa is a perennial herb or small shrub native to the southwestern United States, known for its thorn-tipped branches and small pink flowers.

Spiny Milkwort

Spiny Milkwort

Rhinotropis Subspinosa

Rhinotropis subspinosa is a perennial herb or small shrub native to the southwestern United States, known for its thorn-tipped branches and small pink flowers.

Quick Facts

Type
herb
Lifecycle
perennial
Care Difficulty
Moderate
Water Needs
Low
Light
Full Sun, Partial Shade
Hardiness Zones
6-9

Safety

🐕
Pet Safe
👶
Child Safe
Non-Toxic

Growing Conditions

Soil Types:rocky, sandy, loamy
Indoor:No
Outdoor:Yes
Garden Use:groundcover, ornamental, pollinator attractor

Care Calendar

Monthly care tasks for Spiny Milkwort

Jan
Prune
Feb
Fertilize
Mar
Repot
Apr
Water+
May
...
Jun
...
Jul
...
Aug
...
Sep
...
Oct
...
Nov
...
Dec
...

Expert Care Tips

Pro tips from botanists and plant experts

Watering Tip

Check soil moisture by inserting your finger 1 inch deep. Water only when the top layer feels dry to prevent overwatering.

Humidity Trick

Group plants together to create...

Growth Hack

Rotate your plant every...

Photo Gallery10+ photos

Spiny Milkwort
Spiny Milkwort detail

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Taxonomy

Family:Polygalaceae
Genus:Rhinotropis