Spider mites Practically invisible Suck sap Leave stippled “Paprika” when shake over white paper Kill with insecticidal soap Scrape off scale Scale insects Crawlers settle down, grow protective shell suck juices. Mealy bugs Crawlers settle down Suck sap Sooty mildew Wash off with soap and water Cryptolameus What size pot needed?įauna with the FloraAphidsMealy bugsScaleSpider mitesĪphids Usually female, born pregnant Farmed by ants Suck sap, secrete honeydew Easily removed by soap & water spray Aphid mummies

What time of year? Will stimulate growth 4.

“Soil” Suited to type of plant Cornell Mix Cactus mix Epiphyte mixĬontainers Plastic revolutionized green industry.

Tools of the trade: Good watering can Saucers Pebble tray Mister

Water Too much, too little Tools of the trade.HID Lighting High intensity discharge lamps Expensive, but efficient Commercial growers, serious hobbiests, basement cash crops Special plant growth lamps- complete spectrum.Incandescent for red end of spectrum or.Fluorescent cool whites for blue end of spectrum.To increase light:Open curtains, wash windows, remove screens White walls Mylar, mirrorsĚrtificial light Light Compensation PointMinimum light level where food produced by photosynthesis equals food consumed through respiration.Do you want growth, or not? Light during production Sun leaves small, thick Chloroplasts vertical Shade leaves larger, thinner Chloroplasts horizontal Mature leaves don’t change size, internal structure.

Flowering plants: cooler nights- 55-60.

Indoor Gardening There’s no such thing as a houseplant.

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