Botanical name: Gasteria rawlinsonii
Gasteria rawlinsonii is an unusual Gasteria plant in that it grows long leafy stems which often hang downwards and the leaves are dark-green and edged with tiny black teeth, unlike in other Gasteria plants.
The inflorescence in Gasteria rawlinsonii has pink flowers which appear throughout the year and and held high above the foliage.
Gasteria rawlinsonii is native to Eastern Cape, South Africa where it is found growing hanging on cliff faces in shady ravines in well-drained sandstone soils.
Gasteria rawlinsonii was named after Rawlins Jameson Henry Spencer Churchill, a botanical collector, by John Gilbert Baker in 1874.
Gasteria rawlinsonii grow best under bright light with some direct sunshine. A few feet away from a south- or west-facing window is ideal.
Avoid exposing your Gasteria rawlinsonii to too hot sunlight before acclimatizing it, as it can get sun burned. Check out this guide on understanding light for houseplants.
Water your Gasteria rawlinsonii thoroughly during the growing season, when the soil begins to dry out.
Water your Gasteria rawlinsonii very infrequently during the cold season as growth is minimal at this time.
Ensure that the pot for your Gasteria rawlinsonii has a drainage hole to prevent the soil from getting soggy as it can lead to root-rot.
Avoiding wetting the center of the rosette as it can lead to rotting of your Gasteria rawlinsonii. Watering from the bottom is a better option.
Water your Gasteria rawlinsonii with water that is at room temperature water to avoid plant shock. Read more on how to water houseplants.
Average warmth temperatures from 18-290C) are ideal for your Gasteria rawlinsonii. The sudden change in temperature between day and night is excellent for the growth of this succulent.
Gasteria rawlinsonii has no need for high humidity. Average room humidity is ideal for your Gasteria rawlinsonii.
Feed your Gasteria rawlinsonii monthly during the growing period with a water soluble fertilizer as they are slow growing and therefore do not need frequent feeding.
Withhold feeding for your Gasteria rawlinsonii during the cold season as growth is minimal at this time. Read more on how to feed houseplants.
Repot your Gasteria rawlinsonii at the beginning of the growing season only when the plant becomes pot-bound. Use a shallow rather than a deep pot for your Gasteria rawlinsonii as they have shallow roots.
The pot for your Gasteria rawlinsonii should be only 1 size larger than the previous one. Ensure that the pot has a drainage hole to prevent the soil from getting soggy as it can lead to root-rot.
The best soil for your Gasteria rawlinsonii should be sandy or rocky soil as it drains easily inorder to avoid soggy soil which can lead to rotting of your plant.
Pruning your Gasteria rawlinsonii involves removal of dead or diseased leaves.
Cut the leaf at the base with a sharp knife or a pair of scissors to detach it from the stem. Avoid excessive injury to your Gasteria rawlinsonii to minimise fungal and bacterial infections.
Gasteria rawlinsonii can be propagated from offsets (pups) which form at the base of the plant.
Select an offset which has several leaves and carefully seperate the offset from the mother Gasteria rawlinsonii by cutting with a sharp knife or a pair of scissors.
Allow the Gasteria rawlinsonii offsets to dry for 1-3 days before potting to prevent rotting.
Plant the Gasteria rawlinsonii offset in free-draining soil and ensure the pot has a drainage hole to prevent the soil from getting soggy.
Water your Gasteria rawlinsonii sparingly, only when the soil is dry to avoid getting soggy soil as it can lead to root-rot.
Underwatering is the cause of wilted and droopy leaves your in Gasteria rawlinsonii
Immediately water your Gasteria rawlinsonii thoroughly and it should perk up. Never allow the soil to dry our completely, maintain it moderately moist.
Leaf spot disease is the cause of brown soft spots in your Gasteria rawlinsonii.
The occurence of the disease is enhanced by poor air circulation. Ensure that there is proper air circulation for your Gasteria rawlinsonii.
Overwatering during the cold season is the cause of wilted and discolored leaves in your Gasteria rawlinsonii.
Water your Gasteria rawlinsonii sparingly during the cold season and always allow the soil to almost dry out between waterings.
Basal stem rot disease due to overwet conditions is the cause of base rot followed by yellowing and shriveled leaves in your Gasteria rawlinsonii.
Avoid overwatering your Gasteria rawlinsonii during the cold season and reduce watering significantly to maintain the soil slightly moist.
Also, use a fungicidal solution ocassionally to water your Gasteria rawlinsonii to prevent infection.
Remove and discard the infected parts of your Gasteria rawlinsonii to prevent spread to the rest of the plant.
Isolate the affected Gasteria rawlinsonii to prevent spread to other houseplants and treat it appropriately for the pests.
Gasteria rawlinsonii are non-toxic to both humans and pets. They are safe to grow in the home.