Hydroponic Tomatoes for the Home Gardener

2016 ◽  
pp. 5-5
Keyword(s):  
HortScience ◽  
2010 ◽  
Vol 45 (2) ◽  
pp. 302-303 ◽  
Author(s):  
D. Scott NeSmith ◽  
Mark K. Ehlenfeldt

2014 ◽  
Vol 24 (4) ◽  
pp. 480-483
Author(s):  
Joseph G. Masabni ◽  
S. Alan Walters

A field study was conducted in 2010 and 2011 to determine the suitability of Earth-Kind® production principles for home vegetable gardening. Earth-Kind® production encourages water and energy conservation, and reduction of fertilizer and pesticide use. Seven vegetable cultivars [Sweet Banana and bell pepper (Capsicum annuum); Celebrity and Juliet tomato (Solanum lycopersicum); Spacemaster cucumber (Cucumis sativus); Ichiban eggplant (Solanum melongena); Spineless Beauty zucchini (Cucurbita pepo)] were grown in mushroom compost (MC) or city compost (CC). Both composts were incorporated preplant into the soil with shredded wood mulch placed over them. In each year, nitrogen (N) fertilizer (15.5N–0P–0K from calcium nitrate) was applied preplant to CC plots to bring initial soil fertility levels similar to MC plots. No additional fertilizer was applied during the growing season. Drip irrigation was supplemented weekly. One application each of neem oil and pyrethrin (organic insecticides) and chlorothalonil (synthetic fungicide) was applied before harvest in 2010, but none was applied in 2011. Results indicated that Earth-Kind® technique could be effectively implemented in a home vegetable garden. MC is better suited for Earth-Kind® vegetable production than CC for some vegetables. Banana pepper, bell pepper, and zucchini had twice the yield in MC plots when compared with CC plots. No yield differences (P > 0.05) were observed between composts for tomato, eggplant, or cucumber. With proper irrigation and soil preparation practices such as addition of compost and mulch, Earth-Kind® vegetable gardening techniques can be used for selected vegetable crops without additional N fertilizer or pesticides. Furthermore, Earth-Kind® vegetable gardening can be successful as long as the home gardener understands that low yields may result from using this production method. However, often the home gardener is more concerned about producing vegetables using sustainable, environmentally friendly methods than maximizing yields.


HortScience ◽  
1999 ◽  
Vol 34 (3) ◽  
pp. 541C-541
Author(s):  
C.M. Geraldson

The gradient concept is designed with a soluble source of N–K banded on the soil bed surface in conjunction with a continuing source of water that synchronizes the nutrient–water input with rate of removal by the root. By placing the N–K on the surface rather than conventionally in the bed, nutrient movement to the root shifts from mass flow to diffusion. Nutrients that move by mass flow are a function of water requirement and potentially a source of nutritional instability. With the shift to movement by diffusion, nutrients move independently of the water to replace those removed from the gradient by the root. The gradient with a continuing nutritional stability replaces the variable and limited stability potential of the soil. Commercial tomato yields in Florida more than doubled with the shift to the gradient-mulch procedure. A containerized version of the concept (The EarthBox™) has been most successful for the home gardener and substantiates the validity of the gradient. Most innovative procedures with the gradient as the buffer component minimize pollution, require minimal management, and use minimal water with microirrigation or an enclosed system. To better understand the gradient concept and utilize the procedure, it may be necessary to consider the procedure as a nutritional paradigm shift.


EDIS ◽  
2017 ◽  
Vol 2017 (5) ◽  
Author(s):  
Jamie D. Burrow ◽  
Tripti Vashisth ◽  
Megan M. Dewdney ◽  
Brooke L. Moffis
Keyword(s):  

This document discusses general citrus tree care while HLB is widespread.


HortScience ◽  
1992 ◽  
Vol 27 (6) ◽  
pp. 578e-578
Author(s):  
Lauren E. Howell ◽  
Michael N. Dana

The use of perennials in the garden and landscape is an area of much confusion for the home gardener. A customer-interactive computer program for point-of-sale marketing of perennials in garden centers which assures horticultural and aesthetic success is a potential solution to this problem. Literature of herbaceous perennials and perennial garden design was surveyed and landscape design professionals were interviewed to develop a complete algorithm for designing perennial border gardens. The assembled data were incorporated into the algorithm in the form of plant selection and placement rules and plant attribute heirarchies. The planting plan algorithm was tested and the resulting test gardens were critiqued by landscape design professionals. The algorithm was successful in designing horticulturally correct and aesthetically pleasing perennial border gardens. This algorithm is ready to be coded into a computer program for use as a customer-interactive, point-of-sale marketing tool.


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