Jumping spiders
Jumping spiders, classified under the family Salticidae (order Araneae), are frequently misidentified as pests of agricultural crops. In reality, these arachnids are strictly predatory and do not feed on plant tissues, nor do they cause any physical damage to fruit, foliage, or roots of cultivated plants.
What the section contains
Bold jumper
Phidippus audax
Evarcha
Evarcha
Evarcha jucunda
Evarcha jucunda
Galathea jumping spider
Pelegrina galathea
Jumping spider
Phidippus
Mandibulatus jumping spider
Metaphidippus mandibulatus
Metaphidippus
Metaphidippus
Pelegrina
Pelegrina
Pelegrina flavipes
Pelegrina flavipes
Philaeus
Philaeus
Philaeus chrysops
Philaeus chrysops
Jumping spiders
The biology of Salticidae is characterized by an active hunting strategy rather than web-building. They possess exceptional vision and strong legs, allowing them to track and leap upon their prey. Their developmental cycle involves multiple molts, and they remain active throughout the growing season, particularly during daylight hours.
From an agronomic perspective, jumping spiders provide significant benefits as biological control agents. They actively prey upon a wide range of crop pests, including aphids, whiteflies, thrips, and various small caterpillars. By consuming these herbivores, they help regulate pest populations and reduce the overall incidence of plant infestation.
Since Salticidae are beneficial predators, there are no control measures recommended against them. The widespread use of broad-spectrum insecticides is often detrimental to their populations, leading to an ecological imbalance that may trigger secondary outbreaks of harmful pests that the spiders were originally keeping in check.
To promote the presence of these spiders, integrated pest management (IPM) strategies should be prioritized. This includes limiting chemical applications and maintaining ecological corridors within the field. By preserving their habitat, farmers can leverage these spiders as a cost-effective tool for natural pest suppression.
- Non-damaging to crops
- Effective predators of aphids and thrips
- Daytime active hunters
- Beneficial for sustainable farming