Oenothera suffrutescens
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Oenothera suffrutescens

Scarlet beeblossom · Scarlet gaura · Wild honeysuckle · Scarlet bee-blossom · Scarlet butterfly plant

Tier 1 Difficulty: medium Water: low Light: full_sun
Water every
3 days
Temperature
5–35 °C
Soil pH
6–8
Hardiness
Zone 5–9
Click count
52
Observations
89

Description

Source: leafsnap

Oenothera suffrutescens, commonly known as the Mexican evening primrose, is a perennial plant native to Mexico and the southwestern United States. It belongs to the Onagraceae family and is a popular garden plant, known for its attractive pink flowers that bloom in late spring and summer. The Mexican evening primrose grows to a height of 1 to 2 feet and spreads out 2 to 3 feet wide. It features gray-green, lance-shaped leaves with toothed edges. The flowers, measuring about 1 to 2 inches wide, have four petals that open in the evening and close during the daylight hours. This plant thrives in full sun or partial shade, prefers well-drained soil, and requires moderate watering. While it is drought-tolerant once established, it benefits from occasional watering during prolonged dry spells. The Mexican evening primrose also possesses medicinal properties, as it contains gamma-linolenic acid (GLA). GLA is known for its ability to help reduce inflammation in conditions such as eczema and rheumatoid arthritis. Overall, Oenothera suffrutescens is a visually appealing garden plant that requires minimal care, providing beautiful pink blooms throughout the late spring and summer months.

Care Guide

💧 Water Every 3 days

Scarlet beeblossom thrives in dry landscapes due to its ability to tolerate drought and its low water needs, requiring only weekly watering. It is perfect for xeriscaping, as it flourishes in full sun and makes efficient use of limited moisture to produce its vibrant blooms.

Suggested frequency: Every 3 days
FAQ
How should I water my Scarlet beeblossom plant?

To properly water the Scarlet beeblossom plant, it's best to use filtered water that is at room temperature or slightly warmer. Tap water may have harmful particles, so filtered water is preferred. Since the Scarlet beeblossom is accustomed to warm environments, cold water can be a shock to it. It's also advisable to avoid overhead watering as it can cause issues with the foliage. Instead, gently pour the filtered room temperature water on the soil until it is completely soaked. This helps moisten the roots and enables them to spread and gather the necessary nutrients.

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

Overwatering is a common issue that can harm your Scarlet beeblossom. It can cause wilting, yellowing of leaves, and lead to diseases like root rot, mold, and mildew, which can be fatal for the plant. Underwatering is rarer, but still possible. In such cases, the leaves become brittle and brown. To care for your Scarlet beeblossom, it is important to promptly recognize signs of overwatering. Diseases like root rot can be difficult to fix if you wait too long. If you notice early signs, reduce watering and check the soil for proper drainage. If you see signs of underwatering, increase watering until the symptoms improve.

How many times do I need to water my Scarlet beeblossom?

If your Scarlet beeblossom is in a pot, the best way to check if it needs water is by sticking your finger into the soil. If the top two to three inches of soil are dry, it's time to water it. The same method can be used if you have the plant growing outdoors in the ground. When the top few inches of soil are dry, it's time to water. Usually, during spring and early fall, you'll need to water the plant once a week using this method. However, during extremely hot weather, you may need to increase watering to twice a week or more. It's worth noting that mature, well-established Scarlet beeblossom plants can tolerate drought well.

How much water does my Scarlet beeblossom plant require?

To properly water your Scarlet beeblossom, make sure that the top layer of soil is dry before watering. Give it a good, thorough watering, making sure that the water soaks the entire soil. You want to add enough water that it drains through the bottom of the pot. If you don't see any excess water draining, you might not have added enough water. However, be careful not to let water accumulate in the soil, as this can harm the plant. If water is not draining properly, this could be a sign that the soil is not draining well, which is not good for the plant's health. If the plant is outside, it should receive about 1 inch of rain per week.

How do I water my Scarlet beeblossom as it grows?

The water needs of the Scarlet beeblossom can vary depending on its growth stages. For instance, when the plant is in its early years or when it has just been transplanted, it requires more water than usual. During these stages, the Scarlet beeblossom focuses its energy on developing new roots, which need more moisture to support future growth. As the plant matures over a few seasons, it will require less water. Another stage that may require increased watering is during the bloom period, as the flower development relies on a significant amount of moisture.

☀️ Light Full sun

Scarlet beeblossom is a perennial herbaceous plant that prefers sunny conditions and originates from open habitats, frequently growing in meadows and grasslands. It favors full sun but can also tolerate partial sun.

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

Scarlet beeblossom, scientifically known as Oenothera suffrutescens, is a perennial herbaceous plant that flourishes in full sun, requiring above 6 hours of sunlight daily. It can also tolerate partial sun conditions, which means about 3-6 hours of sunlight each day. When planning your garden, it's important to observe how sunlight moves through the area to ensure that your plants receive the right balance of light and shade, essential for their growth and happiness.

How can artificial lighting support Scarlet Beeblossom growth indoors?

For indoor cultivation of Scarlet beeblossom where natural sunlight may be insufficient, especially during winter or in less sunny spaces, artificial lighting can offer a viable solution for optimal growth. LED lights are recommended for their ability to provide specific wavelengths needed by the plant. For full sun plants, 30-50W per square foot is ideal; partial sun plants require 20-30W per square foot. The artificial light source should be placed 12-36 inches above the plant, simulating natural sunlight as closely as possible. To mimic natural daylight hours, most plants need 8-12 hours of artificial light each day.

What are the signs of insufficient light in Scarlet Beeblossom?

Scarlet beeblossom shows several symptoms when it does not receive enough light, including: smaller new leaves, leggy or sparse growth, faster leaf drop, slower or halted growth, and lighter-colored or pale new leaves. Conditions such as chlorosis (leaf yellowing), sunscald, leaf curling, wilting, and leaf scorching can also indicate excessive sunlight exposure or sudden changes in light conditions, each affecting the plant's health in various ways.

What solutions can improve light conditions for Scarlet Beeblossom?

To enhance light conditions for Scarlet beeblossom, gradually increase sunlight exposure by moving the plant to sunnier spots each week until it gets at least 6 hours of direct sunlight daily. Use south-facing windows for indoor plants and keep curtains open. If natural light is inadequate, consider using artificial grow lights for at least 8 hours daily. Outdoors, ensure the plant is gradually adjusted to prevent sunburn. For ground plants, minimize obstructions like overhanging branches, and consider relocating smaller plants during their dormant period for better light access and drainage.

🌡️ Temperature 5–35°C

Scarlet beeblossom can tolerate a wide range of temperatures, yet its distribution may still be restricted by different combinations of moisture and heat. It performs best in warm summer climates with sufficient rainfall or watering. Extended periods of cloudy, rainy weather, as well as prolonged high temperatures, can increase the chances of Scarlet beeblossom dying. In winter, adequate protection from cold can enhance the plant's survival.

Ideal temperature: 5–35°C
💨 Humidity
Humidity:
🪴 Soil 6-8
Soil pH: 6-8
🌱 Fertilizer

For Scarlet beeblossom, the primary time to apply fertilizer is in early spring when flowers are developing. The proper fertilizer promotes better blooms and helps Scarlet beeblossom produce attractive flowers. Fertilizing in early spring ensures strong flowering during the season and supplies energy for dormant growth phases.

🪴 Pot & Repot
✂️ Pruning

Pruning scarlet beeblossom from early to late spring helps it thrive. Remove dead stems and spent blooms to encourage more flowers. Thin out overcrowded stems to improve air circulation, reduce disease risk, and maintain a compact shape. Be sure to use clean, sharp tools and avoid cutting too much to keep the plant from becoming stressed.

🌿 Propagating
🐛 Diseases & pets
☠️ Toxicity

Characteristics

Plant Type
Herb, Shrub
Life Cycle
Perennial
Genus
Oenothera
Family
Onagraceae
Hardiness Zone
5-9
Mature Height
20 cm to 52 cm
Mature Spread
30 cm to 49 cm
Leaf Color
Green, Light Green
Leaf Type
Semi-evergreen
Flower Color
White, Pink
Flower Size
2.03 cm to 4.06 cm
Bloom Time
Late spring, Summer, Early fall, Mid fall
Planting Time
Spring, Summer, Autumn
Harvest Time
Mid summer, Late summer, Fall, Early winter
Native Area
Mexico

Tags (7)

Common Names (6)

en Scarlet beeblossom
en Scarlet gaura
en Wild honeysuckle
en Scarlet bee-blossom
en Scarlet butterfly plant
en Scented gaura