Salvia coccinea
Images by part: leaf (5) · flower (5) · fruit (4) · bark (2) · habit (5) · other (5)

Salvia coccinea

Red salvia · Scarlet sage · Texas sage · Tropical sage · Wild salvia

Tier 1 Difficulty: medium Water: low Light: full_sun Toxicity: low
Water every
7 days
Temperature
10–35 °C
Soil pH
6–7
Hardiness
Zone 6–10
Click count
602
Observations
739

Description

Source: leafsnap

Salvia coccinea, the blood sage, scarlet sage, Texas sage, or tropical sage, is a herbaceous perennial in the family Lamiaceae that is widespread throughout the Southeastern United States, Mexico, Central America, the Caribbean, and northern South America (Colombia, Peru, and Brazil). At one time Brazil was considered to be where it originated, but its diploid chromosome count now points to Mexico as its place of origin.

🌳 Scarlet sage has an unexpected function beyond decorative appeal: it attracts pollinators such as hummingbirds and butterflies. Its bright blooms are pleasing to human eyes and also provide an essential nectar source for these animals, quietly helping to support local ecosystems and biodiversity.

🎭 Eternal life, extended lifespan, insight

Care Guide

💧 Water Every week

Scarlet sage flourishes in tropical environments where there is consistent moisture and high humidity. It thrives with weekly watering and can withstand short periods of dryness. Ideally grown outdoors, it attracts pollinators and requires evenly moist soil during the growing season to boost its foliage and flowering.

Suggested frequency: Every week
FAQ
How should I water my Scarlet sage?

To properly water Scarlet sage, it's best to use filtered water at room temperature. Tap water may have harmful particles, so filtering it is important. The reason for using room temperature water is that Scarlet sage is used to warmer climates and cold water can be a shock. It's also advised to avoid watering from above to prevent issues with the foliage. Instead, thoroughly soak the soil with filtered room temperature water. This helps nourish the roots, allowing them to spread and absorb nutrients effectively.

What should I do if I give my Scarlet sage too much water or too little water?

Overwatering and underwatering are both harmful to your Scarlet sage's health, but overwatering is more common. When Scarlet sage receives too much water, its stems and leaves may wilt and turn yellow. Prolonged overwatering can also lead to diseases like root rot, mold, and mildew that can kill the plant. Underwatering is less likely for Scarlet sage as it can withstand drought, but it is still possible. When underwatering occurs, the leaves will become brittle and brown. To care for your Scarlet sage, it is crucial to recognize the signs of overwatering early. Some diseases, like root rot, cannot be reversed if you wait too long. If you notice initial signs of overwatering, reduce your watering schedule immediately. Additionally, check the quality of the soil and replace it with a well-draining potting mix if it drains poorly. If your Scarlet sage shows signs of insufficient water, simply increase your watering frequency until the signs subside.

How often do I need to water my Scarlet sage plant?

If your Scarlet sage plant is in a pot, the easiest way to know if it needs water is to stick your finger into the soil. If the top two to three inches of soil feel dry, then it's time to water it. If you have Scarlet sage growing outside in the ground, you can use the same method to test the soil. When the first few inches of soil have dried out, it's time to give it water. Typically, during the spring and early fall, watering once a week is sufficient. However, in extremely hot weather, you may need to water it twice or even more per week. It's worth noting that mature and well-established Scarlet sage plants can tolerate drought conditions quite well.

How much water does my Scarlet sage plant need?

When watering your Scarlet sage, make sure to give it enough water. Wait until the first two to three inches of soil are dry, and then water the plant thoroughly. You want to soak the soil completely, so add enough water that it starts to drain out of the bottom of the pot. If you don't see any excess water draining, you may not have added enough water. However, be careful not to let the water build up in the soil, as this can harm the plant. On the other hand, if no water is draining from the pot, it could indicate that the soil doesn't drain well, which is not good for the plant. If the plant is outside, it generally needs about 1 inch of rain per week.

What's the best way to water my Scarlet sage during different seasons?

The Scarlet sage has different water needs depending on the season. During the hottest months of the year, it needs the most water. In the summertime, you might need to water it more than once a week, depending on how quickly the soil dries out. On the other hand, during the winter, the plant goes into a dormant phase and requires less water. In fact, you may not need to water it at all during this time. However, if you decide to water it in the winter, make sure to do so only once a month. Overwatering during this season can increase the likelihood of disease for your Scarlet sage.

☀️ Light Full sun

Scarlet sage grows best in locations with abundant sunlight, though it can cope with reduced sun exposure. Originating from environments with high sun levels, the plant's health can be impaired by insufficient light. Excessive sun, however, generally does not cause significant harm.

Ideal: Full sun
FAQ
What are the sunlight requirements for Scarlet Sage?

Scarlet Sage requires full sun, which means it thrives in areas that receive above 6 hours of sunlight daily. However, it can also grow in partial sun, receiving about 3-6 hours of sunlight. It's essential to watch how sunlight moves through your garden to select spots that offer a balance of light and shade to ensure the best conditions for your Scarlet Sage, promoting its happiness and health.

How does insufficient or excessive sunlight affect Scarlet Sage?

Scarlet Sage grows best in abundant sunlight but can tolerate lesser sun exposure. Insufficient sunlight hampers the plant's health, leading to issues like small or pale leaves, leggy growth, and even a halt in growth. On the other hand, excessive sun exposure can lead to chlorosis, sunscald, leaf curling, wilting, and leaf scorching. All these conditions signify the plant's struggle with balancing light absorption for photosynthesis.

Can artificial lighting be used for Scarlet Sage, and if yes, how?

Yes, artificial lighting can be utilized for Scarlet Sage, especially when natural sunlight is inadequate. Indoor plants benefit greatly from artificial lights, like LED lights, which can mimic the required wavelengths of light. For full sun plants, 30-50W/sq ft is needed, while partial sun plants require 20-30W/sq ft. The light source should ideally be placed 12-36 inches above the plant, ensuring it receives 8-12 hours of light daily to mimic natural daylight hours.

What are the important symptoms of light deficiency or excess in Scarlet Sage?

Light deficiency in Scarlet Sage can lead to symptoms like smaller new leaves, leggy or sparse growth, faster leaf drop, slower or no new growth, and pale new leaves. Excessive sunlight, conversely, can cause chlorosis, sunscald, leaf curling, wilting, and leaf scorching. These symptoms showcase the plant's response to inadequate or excessive sunlight, impacting its photosynthetic capabilities and overall health.

What solutions are available to manage sunlight exposure for Scarlet Sage?

To optimize sunlight exposure for Scarlet Sage: 1. Indoor plants should gradually be moved to sunnier locations to receive at least 6 hours of direct sunlight. Consider using a south-facing window or artificial lights for insufficiently sunny spots. 2. Outdoor plants should be moved gradually to sunnier spots to adapt without getting sunburned. 3. For plants in the ground, minimize obstructions like trees by pruning, or consider transplanting to sunnier locations. Remember, parts of the plant damaged by insufficient sunlight may not recover, but new growth will be healthy with adjusted light exposure.

🌡️ Temperature 10–35°C

Scarlet sage is naturally accustomed to a warm environment, indicating a preference for temperatures from 68 to 95 °F (20 to 35 ℃). Seasonally adjusting conditions to meet its temperature requirements could improve its growth potential.

Ideal temperature: 10–35°C
FAQ
What is the ideal temperature range for Scarlet sage to thrive?

Scarlet sage is best suited to a warm environment, thriving in temperatures ranging from 68 to 95 °F (20 to 35 °C). To optimize its growth, it's beneficial to adjust its setting seasonally to meet these temperature requirements. Despite its strong cold resistance, it's crucial to provide protection if winter temperatures are expected to drop below -25°C by covering the plant with soil or straw. Additionally, watering the plant generously before the first freeze in autumn helps ensure the soil remains moist and enters winter well-hydrated, protecting the plant from drought and water scarcity during the colder months.

How does low temperature affect Scarlet sage and what are the solutions?

Scarlet sage exhibits cold tolerance and performs best when the temperature stays above 20°C. During winter, it is crucial to ensure the temperature does not fall below 0°C. If temperatures plunge below -25°C, the plant shows resilience during winter, but you may observe reduced sprouting or even a lack of sprouting when spring arrives. To counteract this, in spring, remove any parts of the plant that have failed to sprout, which helps encourage new growth and maintains the health of the plant.

How does high temperature affect Scarlet sage and what measures can be taken?

In the summer, it's important to keep the Scarlet sage's environment below 35°C. Exposure to temperatures above 41°C can cause the leaves to lighten in color, become prone to curling, suffer from sunburn, and in extreme cases, cause the entire plant to wilt and dry out. To mitigate these effects, trim away any sunburned and dried-up parts of the plant promptly. Moving the plant to a shadier location or using a shade cloth to protect it from the midday and afternoon sun can prevent further damage. Additionally, watering the plant in the morning and evening can help keep the soil moist and support the plant's health during hot weather.

💨 Humidity
Humidity:
🪴 Soil 6-7
Soil pH: 6-7
🌱 Fertilizer

The best time to fertilize Scarlet sage is in early spring, when it is coming out of dormancy and starting active growth. Fertilization supplies essential nutrients for healthy development. While Scarlet sage has relatively low fertilizer requirements, giving it fertilizer once a year can improve its survival and encourage better, longer-lasting blooms.

FAQ
Why is it important to add fertilizer to my Scarlet sage plant?

Fertilization is important for the Scarlet sage for various reasons. The main benefit is that it provides essential nutrients for both above and below ground growth. However, the Scarlet sage's fertilization needs are generally low, and it can sometimes survive without it. Nevertheless, regular fertilization can greatly benefit the plant, helping it stay alive and promoting the development of longer-lasting, more beautiful flowers. Therefore, those seeking to enhance the appearance of their Scarlet sage should remember to fertilize it annually.

When should I fertilize my Scarlet sage for the best results?

The best time to fertilize a Scarlet sage is during late winter to early spring when it is transitioning from dormancy to active growth. Fertilizing at this time promotes healthy growth and a strong start to the season. While it is generally recommended to fertilize in early spring, it is also acceptable to fertilize in the fall. However, it is not advisable to fertilize during summer and winter.

When should I not put fertilizer on my Scarlet sage plant?

To prevent overfertilization and complications, it is best to only fertilize your Scarlet sage in late winter and early spring. This plant has low fertilization needs, so a single annual feeding is sufficient. If you missed fertilizing in spring, you can feed it in the fall. Avoid fertilizing during the growing season, including winter when the plant is dormant and not producing new growth.

What kind of fertilizer does my Scarlet sage plant require?

When fertilizing a Scarlet sage, any general-purpose fertilizer with a good balance of the main plant nutrients will suffice. However, there are specific nutrient blends that can give even better results. Many gardeners recommend using a fertilizer high in phosphorus for stronger roots and better flowers since Scarlet sage is a flowering plant. Whether using granular or liquid fertilizer, the key is to ensure it contains an ample amount of nutrients. Apart from manufactured fertilizers, organic methods like compost and manure can also greatly improve the soil for Scarlet sage.

How should I feed my Scarlet sage to help it grow?

To fertilize a Scarlet sage, the most common method is to use granular or pellet fertilizer. It's important to fertilize when the plant is transitioning from winter dormancy to active growth. In early spring, wait for shoots to emerge from the soil before applying fertilizer. If you prefer, you can use a liquid fertilizer instead, but make sure to dilute it with water. Always moisten the soil before, during, and after applying fertilizer, regardless of the type you choose.

🪴 Pot & Repot 2-3 years

When repotting Scarlet sage, select a container 1-2 inches (2.5–5.1 cm) larger with good drainage. Use a well-draining potting mix. Repot in spring or fall, making sure the root ball sits slightly below the rim of the pot. Water thoroughly after repotting and place it in a warm spot with indirect sunlight.

Suggested frequency: 2-3 years
✂️ Pruning

Scarlet sage is known for its vibrant red flowers. To encourage bushier growth and extend the blooming period, prune the plant from early to late spring. Regularly remove spent flowers and dead stems, and thin out dense areas to improve air circulation. Use clean, sharp tools to minimize the risk of disease. For detailed care instructions, consult horticultural guides.

🌿 Propagating
🐛 Diseases & pets
☠️ Toxicity

Characteristics

Plant Type
Herb
Life Cycle
Perennial, Annual, Biennial
Genus
Salvia
Family
Lamiaceae
Hardiness Zone
6-10
Mature Height
30 cm
Mature Spread
30 cm to 76 cm
Leaf Color
Green
Leaf Type
Deciduous
Flower Color
Red
Flower Size
2.54 cm
Bloom Time
Late spring, Summer, Early fall
Planting Time
Spring
Harvest Time
Summer, Fall
Native Area
Bahamas, Belize, Cuba, Honduras, Mexico, Guatemala, Venezuela, El Salvador, Nicaragua, Jamaica

Tags (11)

Common Names (11)

en Red salvia
en Scarlet sage
en Texas sage
en Tropical sage
en Wild salvia
en Red sage
en Blood sage
en Momili
en Sage
en Cherry red sage
en Crimson sage