Acanthaceae
Sanchezia oblonga
Sanchezia oblonga
A warm-climate shrub that wants bright light without noon sun, humid air and moist soil that drains. In a pot it does fine indoors by a bright window. It suffers below 50 °F (10 °C), and soggy soil rots the roots. You can prune it as much as you like to keep it small. Outdoors it suits USDA zones 9 to 11.
Every 7 days
Partial shade
10° - °C
60% - %
Categories
What is Sanchezia oblonga?
Sanchezia oblonga (Sanchezia oblonga) is a medium-care plant from the Acanthaceae family. Sanchezia oblonga is a tropical shrub in the Acanthaceae family, native from southeastern Colombia to northwestern Bolivia and northern Brazil. It grows fast and can top 8 ft (2.4 m) in the tropics. The leaves are big and glossy, often with pale veins. Tubular yellow flowers come out of orange or re...
Sanchezia oblonga grows up to 2.4m, watering every 7 days. It is suitable for indoor environments and safe for pets.
Unlike many popular species, Sanchezia oblonga is safe to keep around pets. Without adequate drainage, root rot can develop within 14 days.
How to Care for Sanchezia oblonga?
TLDR: Sanchezia oblonga needs Partial shade, watering every 7 days, and temperatures between 10-30°C with 60-70% humidity.
How Often Should You Water Sanchezia oblonga?
Water when the top of the soil dries out, until water runs from the bottom of the pot. A brighter spot means more water. Empty the saucer, because standing water rots the roots.
How Much Light Does Sanchezia oblonga Need?
Bright indirect light is the best spot and brings out the leaves. Deep shade weakens the plant. If it gets sun, shade it from the afternoon sun so the leaves don't burn.
What Is the Best Soil for Sanchezia oblonga?
Use rich soil that drains well, with some peat or coco coir to hold moisture without staying soggy.
What Pot Should You Use for Sanchezia oblonga?
A pot with drainage holes, big enough for a fast grower, set on a tray of pebbles and water kept below the pot to raise humidity.
Care Schedule
Fertilize
Every 30 days
What Is Sanchezia oblonga and Where Does It Come From?
Sanchezia oblonga is a tropical shrub in the Acanthaceae family, native from southeastern Colombia to northwestern Bolivia and northern Brazil. It grows fast and can top 8 ft (2.4 m) in the tropics. The leaves are big and glossy, often with pale veins. Tubular yellow flowers come out of orange or red bracts from spring to fall. It's often sold as Sanchezia nobilis, and names in this genus get mixed up a lot, so the nursery tag may not be exact.
How to Propagate Sanchezia oblonga?
Tip cutting
Keeping the air humid around the cutting makes a real difference. Gentle warmth under the pot helps too.
- 1 In spring, cut a stem tip with new leaves
- 2 Strip the lower leaves to leave a bare stem
- 3 Dip the base in rooting hormone, or stand it in a glass of water and change it often
- 4 Plant in moist peat and cover with a clear plastic bag
- 5 Move to a bigger pot once it has plenty of roots
Materials needed:
How Big Does Sanchezia oblonga Grow?
TLDR: Sanchezia oblonga can reach up to 2.4m tall with Fast growth rate.
Max height
2.4m
Growth rate
Fast
Foliage
Evergreen
Plant Uses
Ornamental
Great for decoration
Is your plant showing symptoms?
Click on the symptom to discover possible causes:
What Diseases Commonly Affect Sanchezia oblonga?
TLDR: Sanchezia oblonga is susceptible to 8 known diseases. Monitor regularly for early detection.
Spider Mites
Spider mites are tiny arachnids (less than 1/20 inch long) related to spiders and ticks that feed on plant sap. They thrive in hot, dry conditions and can cause significant damage to ornamental and vegetable plants. During severe infestations, crop losses can reach 14% or higher as these pests disrupt vital plant processes including photosynthesis, carbon dioxide absorption, and transpiration.
Scale Insects
Scale insects are small sap-sucking pests that appear as brown, shell-like bumps on plant stems and leaves. There are over 25 species, divided into armored (hard) and unarmored (soft) scales. They feed by piercing plant tissue and extracting sap, which weakens the plant and can lead to yellowing, stunted growth, and even death if left untreated. They also excrete honeydew, which attracts ants and promotes sooty mold growth.
Aphids
Aphids are small, soft-bodied, pear-shaped insects (1/16 to 1/8 inch long) that feed by sucking nutrient-rich sap from plants. They reproduce rapidly and can quickly weaken plants, causing distorted growth and transmitting plant viruses. Aphids come in various colors including green, black, red, yellow, brown, and gray. They secrete honeydew, a sticky substance that attracts ants and encourages sooty mold growth.
Mealybugs
Mealybugs are small, soft-bodied insects covered with a white, waxy, cottony material. They are common pests of houseplants and outdoor plants in mild climates. These sap-sucking insects feed on plant tissue, causing damage, stunted growth, and can lead to plant death if left untreated. They produce sticky honeydew which attracts sooty mold.
Fun Facts
The genus honors José Sánchez, a botany professor in Cádiz, Spain.
The name oblonga was published in 1798 in Flora Peruviana by Ruiz and Pavón.
Frequently asked questions
Can Sanchezia oblonga grow indoors?
How cold can it get?
Can I keep it small?
Is it toxic to cats and dogs?
Compare with similar plants
| Attribute | Difficulty | Light | Watering | Pet Safe |
|---|---|---|---|---|
| Dark Fieldcap | Medium | Low light | 2d | ⚠️ |
| Azalea | Medium | Partial shade | 3d | ⚠️ |
| Muriel's Bamboo | Medium | Partial shade | 3d | ✓ |
| Bougainvillea | Medium | Direct sun | 7d | ⚠️ |
