Early blight and Septoria leaf spot infections most commonly begin in the early or middle part of the growing season but tvb now,tvbnow,bttvb& ~. `1 K+ ~' w, Z) A6 b
$ `' l4 d; P9 p0 p0 Ztvb now,tvbnow,bttvbcan start at any time. Infections can occur anywhere and are most severe in wet and humid areas.
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4 C2 M( I2 F+ H" ?How to identify Early Blight
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1 X t+ z7 z8 f公仔箱論壇Symptoms of early blight typically begin on the older, lower leaves of a tomato plant. Over time, infections spread upward to
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newer growth. Early blight infections appear as spots that may start out circular or irregular in shape. Spots are dark brown www1.tvboxnow.com, j+ H4 q" s9 @$ _# c
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, J* ~9 O7 R% Y+ X4 b; o& Y9 ktvb now,tvbnow,bttvbbullseye pattern, as they grow. The area around the infection commonly turns yellow. As infections grow,
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1 H9 w& b$ \/ g3 }公仔箱論壇leaves may fall off. Extensive loss
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of foliage is common. Infections most commonly occur on leaves but can also appear on stems and fruit.tvb now,tvbnow,bttvb8 _$ {/ K9 P% L) d2 m
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How to identify Septoria Leaf Spot( F: N2 g( V6 O, o
( m) l: K! t! E* m* }Symptoms of Septoria leaf spot also start
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6 P# o' T5 n% ~' I/ E1 W& bon the older, lower leaves of a tomato plant and spread upward to newer growth. The spots start out circular but change
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3 W" Z0 Y4 j3 atvb now,tvbnow,bttvbshape as they grow and can merge with other spots. Spots typically have a dark brown edge with a lighter gray or tan center. 公仔箱論壇% [0 L6 }! g1 H9 T6 X( Y
& D p: ^6 B( T! j4 A# jtvb now,tvbnow,bttvbSmall dark spots, the fruiting bodies of the fungusTVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。& S+ g+ v% \! v7 a) I: L
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, will appear in the gray or tan centers. As infections progress, leaves can turn yellow, then brown and finally dry
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and dead. Stems can also become infected but
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infection of fruit is rare.tvb now,tvbnow,bttvb5 Q0 i- V8 L; ^
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9 S$ J# ]* ?7 E) f# Y- u6 Q( F8 qTVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。How to Prevent and Control Early Blight and tvb now,tvbnow,bttvb+ z8 w4 b, R* G9 ?7 V
' ?/ T( [6 S$ i, D, lwww1.tvboxnow.comSeptoria Leaf Spot
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Follow the 12 easy steps below to enjoy a
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' w; d, R. N0 g. h! Dlong season of sweet cherry tomatoes, colorful heirloom tomatoes and richly flavored sauce tomatoes.
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Weed your garden. Some weeds,
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like nightshade, can host early blight and Septoria leaf spot and spread them to your tomato plants.公仔箱論壇! x5 E+ F( l5 ~3 q8 m
& j/ P! j4 \1 u" \3 ]tvb now,tvbnow,bttvbRotate crop locations. Don’t * Q& f! h5 B1 F6 l3 I* E
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plant your tomatoes in the same place each year. Early blight and Septoria leaf spot can persist for multiple years in areas
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where tomatoes were grown. \6 e! t e% l( q3 ]) U% f$ |8 H4 r$ K
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Give your tomato plants more space for better airflow. At least 2 feet of spacing, more is better.' C) o' S8 b% j' y- g0 I. ?
Cover the ground beneath your tomato plants with mulch, plastic or landscape fabric. A cover helps prevent the spread of 公仔箱論壇- j. t+ @" u: Q) {. f
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fungus from the soil to your tvb now,tvbnow,bttvb$ ^ A' K/ M) T! c1 L
+ g& F& q+ }$ ~% n" Qtvb now,tvbnow,bttvbplants.www1.tvboxnow.com% {3 R1 m* [# @
- T+ o+ R9 ?% |4 U0 [# A3 W. EStake or cage plants to keep them
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off the ground. Early blight and Septoria leaf spot can survive on stakes and cages. Use only new or disinfected stakes and
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cages. Remove lower leaves for better airflow. As plants mature, remove lower leaves until there is about 8 to 10 inches of
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- d+ n- V0 E; W, F4 s# Q) b B$ m3 Xtvb now,tvbnow,bttvbspace above the soil without any leaves. Do not use
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' O\" l: `7 Z: `tvb now,tvbnow,bttvboverhead watering. TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。" H; ]5 K& }$ R% G, t
Avoid getting leaves and stems wet as much as possible and avoid watering in a way that may splash soil onto your plants. * ]' U* P; f" R6 k7 _' J
Consider using a soaker hose or drip tape. Water in the early part of the day. This allows leaves to dry faster. Wet leaves allow tvb now,tvbnow,bttvb/ H8 B5 V9 i$ R; X
# M; H/ o2 c. z8 Y& m" r# V/ ?) cfungus to grow and spread. Avoid working with plants when they are wet. Fungus can be spread more easily when leaves are
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+ G: F. e" v4 ]& t% r1 u% H公仔箱論壇wet. Keep your plants happy and healthy. Weak and stressed
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0 D9 w( W/ e8 w1 Rplants are more susceptible to disease.
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Remove and destroy or throw away diseased leaves, both off the + B5 o5 ]$ A: M9 l& @4 g
: k! y8 X; R\" y5 J1 j$ W0 |公仔箱論壇plantsplant and any that have fallen onto the ground. This may help stop the spread if caught early 7 i5 Z) H- S# Y: g
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enough. If a plant is heavily infected: ~, Z9 n5 x- {/ T
& i2 Y6 F. u8 t; htvb now,tvbnow,bttvb, the entire plant should be removed and destroyed. Do not put infected leaves or plants in a compost pile. Tools used www1.tvboxnow.com- `; A* F1 _3 a {; z v
/ w2 b' g, ?$ e; ~6 V7 k1 @# qTVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。to remove diseased leaves should be disinfected before being used on a different plant.! M! d `# l$ P3 h. E- D; s4 M; G2 T+ c
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Spray plants to prevent and control the
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U% G4 [, C0 j( I( t+ Q1 Ospread of Early blight and Septoria leaf spot. Commercial fungicides are available. For organic gardens, try + c; y% L! G. G: S- x3 F. E0 g
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GreenCure.
# `1 x0 b! p; r% c6 L8 d1 _7 r公仔箱論壇; Z* F; i& O" ?' f2 J e
8 t! k( j1 `1 v' a+ A# O. }0 S0 oTVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。Late Blight on Tomato Plantswww1.tvboxnow.com. s5 M1 x- J& Y
( I/ {, E9 N- x1 B, ttvb now,tvbnow,bttvbLate blight is another fungus that infects tomato plants. It spreads fast and can quickly kill all tomato
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) a( M h) }; `7 B; y- fplants in a garden. Once a tomato plant
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9 N s3 `3 J+ }# Z公仔箱論壇is infected with late blight, the entire plant should be removed and destroyed. Late blight infections first appear as small,
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water-soaked spots on leaves and stems that grow and turn dark brown or gray. A white downy growth may develop on the underside of infected leaves. Late blight G5 e7 w\" J/ z7 g$ g; E& a+ t
3 Y1 y; I6 f' u; }# a. ewww1.tvboxnow.com can infect all parts of a tomato plant, including the fruit. Most of the methods for preventing early blight and
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Septoria leaf spot infections will also help prevent late blight infections. |