Lighting
Culture Report: Streptocarpus Ladyslippers
A class houseplant selection that has undergone a reinvention is the streptocarpus. First documented for commercial use in England in 1818 by the Kew Gardens plant collector James Bowie and native to South Africa, streptocarpus... more »
Blooming by Lamplight
Many greenhouse crops flower in response to day length and will only flower, or flower faster, when the proper photoperiod is provided. Photoperiodic crops are categorized as short-day plants (SDPs) or long-day plants (LDPs), where... more »
Leadership on LED Grow Lights
The benefits of using supplemental light for the propagation and production of greenhouse ornamental, vegetable and cannabis crops have been well documented by university researchers and commercial growers. Much of the research with ornamental crops... more »
Duets: Soluble Fertilizer Technology Continues to Advance
My guest today is Rick Vetanovetz, director of professional technical services at The Hawthorne Gardening Co. Rick has been in the horticulture industry since the 1970s, when he worked at a greenhouse-garden center. He earned... more »
Dr. Bugs — Insect and Mite Pests Feeding Behaviors and Plant Damage
Answer: The two major feeding behaviors of insect and mite pests of greenhouse-grown horticultural crops are chewing and piercing-sucking. Insects with chewing mouthparts consume portions of leaves, flowers, roots, or entire plant parts by ingesting... more »
Swiss Holding Company Acquires Ontario Plants
Young plant supplier Ontario Plants Propagation Limited has been acquired by Switzerland-based COFRA Holding, the company announced in April 26 news release. Financial details will not be disclosed, according to the news release. Founded in... more »
A.M.A. Horticulture Celebrates 40th Anniversary
A.M.A. Horticulture Inc. (AMA) is celebrating its 40th anniversary in 2022. Since opening its doors in 1982, the family-owned horticulture supply business has grown to become a leading North American supplier, offering custom, innovative solutions... more »
Growing Labor Pains
We hear it all the time from growers, operators, suppliers and consultants. It’s not just in the indoor growing world; it’s everywhere. No one can find the labor they need at a price they want... more »
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