The Judas Tree, or Cercis siliquastrum, is a small deciduous tree native to Southern Europe and Western Asia. It is renowned for its striking pink flowers that bloom directly on its branches and trunk, a phenomenon known as cauliflory. In agroecology, it plays a role in the shrub layer of food forests, providing early spring nectar for bees and other beneficial insects. Its nitrogen-fixing ability enhances soil fertility, making it a supportive companion plant in diverse agricultural systems. Historically, it has been valued for its ornamental beauty and its ability to thrive in poor soil conditions. The Judas Tree is often planted alongside other nitrogen-fixing plants like clover and lupines to further enrich the soil. It is also known for its resilience in Mediterranean climates, tolerating drought once established.
Growing Details
The Judas Tree prefers well-drained soil and full sun exposure. It thrives in a variety of soil types, including sandy and loamy soils. Before planting, enrich the soil with organic matter such as compost. Mulching around the base helps retain moisture and suppress weeds. Companion plants like lavender and rosemary can help deter pests and enhance the garden's biodiversity. Avoid overwatering, especially in clay soils, to prevent root rot. Prune after flowering to maintain shape and remove any d
The map shows known occurrence points of <strong>Cercis siliquastrum</strong> recorded in scientific biodiversity databases.
Source: <a href="https://www.gbif.org" target="_blank">GBIF.org</a> โ Global Biodiversity Information Facility
Location & Timing
native geo location: Native to Southern Europe and Western Asia
applicable geo region: Mediterranean
language used: en
Flowering:
middle
of March for 30 days
Harvest:
middle
of May for 60 days
Seed Start:
beginning
of March
Indoor Start:
Transplant:
Uses & Benefits
Edible Rating:
(2/5)
edible uses: The flowers of the Judas Tree are edible and can be used in salads or as a garnish. They have a slightly sour taste and are sometimes used to make a tangy syrup. The flowers are best harvested in early spring when they are fresh and vibrant.
Medicinal Rating:
(1/5)
medicinal uses: Traditionally, the Judas Tree has been used in folk medicine for its astringent properties. However, it is not widely recognized in modern herbal medicine. Caution is advised as the bark and leaves can be mildly toxic if ingested.
health concerns: The bark and leaves can be mildly toxic if ingested.
other uses: The wood of the Judas Tree is sometimes used for small woodworking projects. Its flowers are also used in natural dyeing processes, producing a range of pink to purple hues.
Scientific Literature
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Botanical data
specie: Cercis siliquastrum
common names: Judas Tree; Mediterranean Redbud; Love Tree
family: Fabaceae
sub family: Caesalpinioideae
tribe:
sub tribe:
genus: Cercis
Growing Conditions
area needed: 10.0 m
spacing: 3.0 m
growing difficulty: Low
Deciduous / Evergreen: Evergreen
Seed Temp (Opt/Min/Max): 20ยฐC / 15ยฐC / 25ยฐC
Plant Temp (Opt/Min/Max): 20ยฐC / -5ยฐC / 35ยฐC
water demands: Medium
humidity:
light demands: High
root type: Medium
frost tender: Low
hardness:โโโโโโโโโโ(7/10)
first harvest: 3 years
life span: 50 years
succession: Mid
growth rate: Medium
max height: 12.0 m
max width: 10.0 m
soil preference:
Medium (Loam)
pH preference:
Neutral
flower type:
Hermaphrodite
growth details: The Judas Tree prefers well-drained soil and full sun exposure. It thrives in a variety of soil types, including sandy and loamy soils. Before planting, enrich the soil with organic matter such as compost. Mulching around the base helps retain moisture and suppress weeds. Companion plants like lavender and rosemary can help deter pests and enhance the garden's biodiversity. Avoid overwatering, especially in clay soils, to prevent root rot. Prune after flowering to maintain shape and remove any d
Potential Disturbances: The Judas Tree is generally pest-resistant but can occasionally be affected by aphids and caterpillars. Introduce beneficial insects like ladybugs and lacewings to control aphid populations. Use neem oil or garlic spray as an organic solution for caterpillars. Planting marigolds nearby can help repel pests naturally. Ensure good air circulation to prevent fungal diseases such as canker and leaf spot.
Growth Timeline
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