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Students in Plant Sciences begin by studying topics in botany, environmental science and propagation that provide a thorough introduction to three concentrations.

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Environmental Horticulture Science Concentration

Learn how to produce and market nursery plants and the details of landscape design and installation.

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Cal Poly mandarins

Fruit and Crop Science Concentration

Learn the details of food crop production, post-harvest technology, plant breeding and precision agriculture. Students can focus on fruit crops including citrus, avocado, stonefruit, olives and berries.

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Fruit and Crop Science Concentration

Students concentrating in Fruit and Crop Science can also focus on vegetable or forage crops or seed production.

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Student using a handlens to inspect a strawberry plant.

Plant Protection Science Concentration

Plant Protection Science focuses on sustainable pest management, integrating entomology, plant pathology, weed management and vertebrate pest management.

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The Plant Sciences major at Cal Poly offers you an opportunity not just to learn, but learn-by-doing, making you a career ready graduate.

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COVID-19 updates

Updates and resources about COVID-19 for the Cal Poly community.

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Department Facilities

Crops Unit, Poly Plant Shop, Organic Farm and more!

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Plant Sciences Program Overview

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Student Clubs and Activities

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Cal Poly Admissions

Selection criteria, application deadlines and more!

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